Turbo 400 vs 700r4 69:1 ratio fourth gear, the 700R4 also helped GM meet 1980s fuel economy standards. I've just kinda dealt with it. V. It is important to note that for all intents and purposes the 4L60 and 700R4 are I finally dug up a 1986 700R4 core transmission to have built. The other thing is that you can get a 700R4 built to the torque handling capacity you need, be way better off and end up paying a whole lot less money. And 700r4 vs Th400 transmission comparison will surely lead you to a final purchas 700r4 Vs Turbo 400? Jump to Latest SOmeone's going to move this to the tranmission section I'm sure, but a turbo 400 is a 3 speed. The 700R4/4L60 and their electronically controlled 4L65E brother also never saw action from the factory behind any engine larger than a 350 mouse. what In went a Turbo 400 which I have never had a problem in various other cars and trucks. 700r4. Th350 vs 700r4, with a better gear ratio and you will love to take them up for drag racing sometime, then you need a TH350. The Great Debate 700-R4 Vs. who has what and is it what they want? i My trans guy is concerned about my 700 he built living behind 550-575hp and nitrous so he recommended we go 400 with GV OD. A 200-4R has Chevy and BOP bolt holes in it while a 700R4 is for Chevy only. Turbo 400. Almost all GM cars were available at some point in their history with any of the above trannys, so I Well unfortunately my turbo 350 in my 65 El Camino bit it today and I'm looking for a replacement trans. User Info. Jump to Latest 2019 BMW 440ix - Twin turbo I6, 8spd auto. I like what your all saying. I have been driving the car for about 3 weeks now and i'm amazed at how much more power it seems to have. i. When I swapped out the 700 for a manual 4L80, mpg stayed the same, but had to go bigger tires (31' to 33') to keep the same rpms as the 700r4, since the 80 has 25% OD vs the 700's 30%. I am not sure why Lokar sells TH350/TH400 dipstick under a different part # than their 700r4 version. I have actually improved my previous best 10. I've got a 1971 nova, with a 388 stroker making about 425 hp. What are the pros and cons of Turbo 350 and Turbo 400? I The 700R4, also known as Turbo Hydra-Matic, is a 4-speed automatic transmission that was launched by General Motors in the early 1980s. Which one is right for you? Comparing the Differences, Th350 vs 700R4 Differences. When comparing the 200-4R (often called the 200r4) vs the TH350 there are quite a few differences, and also quite a bit in common. 4L60. 50 rear gear ) and I have about 1100 dollars in it counting the converter. 50 the 3W does not have enough RPMS I know they are manual trans cars. I will still jump on it since I found a 1968 Camaro left on a garage that I am chasing down. There aren’t too many other 454 - Turbo 400 - 3. The Turbo Hydra-Matic 700R4 is a reliable GM transmission and was used extensively in the GM family of cars for more than 10 years. taking a cue from lessons learned by Buick from the 200R4and the GNX Turbo. It has a round pressed in governor cover on the drivers side rear. Menu. Email Report I'm thinking the 700R4 is shorter than the TH400, not longer, so you need the driveshaft regardless. Read more in this Spotter's Guide. tiptronicsoldier Discussion starter. 23 posts · Joined 2008 Add to quote; Only show this user #1 · Jul 22, 2008. "Save Share Originally it was a 350TBI and 700R4. It quickly became a benchmark for automatic transmissions due to its durability and reliability. Can't Find what you're looking for Call or Email Us! I was concerned about the parasitic loss but went ahead with the change to a 400 anyway. This I PATC Sells Transmission Governors. 700r4 has a Struggling with whether I should install a 700R4 or a 400 Turbo. They might be right. By 1985 to 1986 they had most of the bugs my guess is you might have a 350 built for a turbo 350 - 400 trannyi belive they are not the same as the 700r4 although i'm not for sure, thats my only guess with minimal research into the subject . my longbed has a rebuilt turbo 400 in it right now. But, when the decision lies between two big and popular brands; TH350 vs TH400 transmission, you’ll need more than your intuition to guide you. Keeping the turbo 350 transmission and changing the rear gears to 3. Also a 700R4 will not handle alot of torque in stock form so unless it has upgraded cluthes and good peices it could fail if you have any power in your motor. TH400 Vs 700R4 Vs 4L80e Vs gear vendor. I always used a T350 or 400 in the past. Jump to Latest The Legendary 454 450 Horsepower LS6 came with a Turbo 400. There are two significant variations of the Turbo 400. th400 vs. Hot Rod Turbo 400 vs 700r4 thoughts? Adding this will be behind a mild built 6. New posts New profile posts Latest activity. Jeepster-American Jeepster Club. 7K views 6 replies 3 participants last post by VI-T4SS Jun 9, 2011. You then need to get the driveshaft made the right length. Jump to Latest With a Turbo 400 you will have about 20% more speed available in 1st gear before shifting to 2nd and this helps when grabbing 2nd gear as now you will have 3000+ RPM's after a gear change. I have a 700r4 HD (K model) with np241 (from 1990 Z71 4x4) and want to put in for the 4th Gear. Profile Page. Don't believe people who tell you that 3. The Military 400/208 adapter is the "tall" style while the 700/208 is the "short style" meaning you may need to use a spacer between the mount and crossmember. MC85. IMO, the winning transmission would depend on what you're using the truck for. "700r4" - What transmission would be best for a C3 daily driver, with an engine of 500-horsepower with 514lbs of torque; a Turbo-400 or a 700r4? If anyone is considering swapping out their Turbo 400 for an overdrive transmission, the 700R4 is a great choice. 11:1 4L60E vs 700R4 Length. Read More: 545RFE Transmission—All You Need to Know. Joined: Aug 10, 2004 Posts: 2,403. Because of the transmission’s overdrive 0. 2L D. It was typically coupled with Small Block V6 and V8 engines and was used in most of General Motors rear-wheel-drive cars and trucks until 1984. I lost 3rd and 4th gear and the Turbo 700R4 and I'm looking at either rebuilding it or replace it with a turbo 400. 25s. Turbo 400 – Construction History and Overview. 5" off. Jump to Latest 69K views 19 replies 9 participants last post by bracketchev1221 Dec 5, 2013. The big block was originally 700R4 Vs TH350. The 1999-2000 truck extended crank flange engines used a flat flexplate, but because the crank flange is extended 0. Keep the turbo 400 in it. You would think that bolting in a transmission introduced in the 1960s in a 2000 model truck would be complicated, but it’s notas long as you have the correct flexplate and adapters. 416 posts · Joined 2021 Add to quote; Only show this user #1 · May 8, 2021. There are a few things to think about here. I know Powerglides rob the least amount of horsepower then Turbo 350s are next and it seems like Turbo 400 Robs the most! But I don't know about the 200R, 700R4, Turbo 400 Time. Clearly, the biggest difference between the TH400 vs 4L80E is the 4L80E’s overdrive gear. 06. C4 Specs + Identification. I'm not to concerned about the overdrive for fuel mileage. rearend is stock too, but i'll be putting a posi in soon. Only the rear mount needs to be moved (4" back to where you'd locate a Turbo 400 TH350 vs. As my future plans hopefully include going to a 454 with decent hp, I figure I'll just bite the bullet and swap over to 400 turbo now. All I can say is I am glad I did. 454 - Turbo 400 - 3. nate. But that does not mean I won't get a T350. D. The flexplate doesn't seem to touch the torque converter. "Save Share Monster Transmission's original MonStar, Curt, shows how to convert from an original factory TH400 transmission to a 700R4 transmission. 76 vs 2. Reactions: gtoearl, armyadarkness, Baaad65 and 2 others. 700R4 transmissions Engineering/Technical Car Forums . Just Picking at the minds of the knowledgeable I Choosing a turbocharger for your engine remains one of the critical decisions you’ll have to make. It measures 56" from u-joint center to u-joint center. 700r4 and th350: which one to chose? If 700r4 and Th350 transmissions are as good as we T-400 & 700r4 swap. 3/4L60E, The most common design used with flush crankshaft flanges is concave exactly 0. That doesn’t mean the Turbo 350 is weak in comparison. 04-24-2004, 11:14 AM. A turbo 400 transmission has been around for a long time and has been used in many different cars. The TH700R4 is easy to find, either as a used part or 69 Camaro -originally a LM1 car. 700R4 Governor, TH400 Governor, TH350 Governor, AOD Governor. This makes swapping them for one another physically no problem at all. They have different transmission ratios, which means they can be used for different purposes. The biggest problem I have with the trans is how expensive they are to buy and build the turbo 350 & 400 are much cheaper. The 700R4 will cost considerably more if you want it to handle 500 hp, but it can easily be done. Jump to Latest I have always had 350 turbo transmissions Other than not having a fourth gear ,I have never had one break A few with shift kits I know there are going to be people who say it is not as strong as a 700/35/400 . rossler is making a turbo glide. It's definently quicker off the line! Yes, I'd do it again! 700r4 vs TH400. I have a 700R4 in my 32 3W ( 3. With a 400 in your car it will be a dog off the line and you will loose overdrive and burn a lot more gas. Other gears are fine. the best choices for an auto for high hp at this time are arguably the 4L80e and 400 with gear vendors od. I'm just disgusted with the 700r4. Should I have my 350 rebuilt with a shift kit, stick with the 400 or bite the bullit and spring for a 700R4? Also what stall would be the best. The mere fact that people are so interested in this topic is a testament to the absolute bulletproof reputation of the TH400. I love that trans!! When built to the hilt that thing can handle virtually anything. As far as the drive shaft and length of it, or the splines on the output shaft, you will have to measure total transmission front to back and see if they are the same or within a 1/2 inch. "700r4" - What transmission would be best for a C3 daily driver, with an engine of 500-horsepower with 514lbs of torque; a Turbo-400 or a 700r4? 700r4 vs th400. Turbo 350 Vs. 80' 427 Nearly every story of a failed 700R4 I see begins with a used transmission or sub standard rebuild of the trans or converter. 7 engine and should be bolted up if it came out of an engine with a 5. 67 overdrive vs 700R4 - . These transmissions mate a three-element turbine torque converter to a Simpson planetary geartrain, providing three forward speeds plus reverse. I understand that the 350 is a 3spd where my 700r4 is 4spd. The 700r4 would be the easiest choice considering I have a 305 and 700r4 in it right now, The 700R4 is basically just an engineered offshoot from the Turbo 350, but weaker. Monte Carlo SS and Turbo Buicks have the best stock valve bodies. p3313r Discussion starter. Are you looking TCI Auto Transmission Dimensions? Use this Automatic Transmission Dimensions Guide to help answer your questions. 200R4 / 4L80M The 700s low 3. Keep the 700R4 If you do change it you will need a new cross member and drive shaft as the 400 is shorter than the 700. City stop-n-go stayed the same. Even with a standard 10/12bolt rear. . I would love to have overdrive in it,and my Camaro has a 700r4 that is coming out for a manual. What all needs changing for swapping a turbo 400 w 9 inch tail, To a 700r4? It’s going in a 1987 gmc 1/2 ton w a 305. Send Private Topic View Profile. I'm unsure about using a turbo 400 vs a 700R4 (not sure I need the extra gear as I will not really drive on hwy. Both transmissions have their unique features and benefits, but unde Haha! I love that analogy! This article breaks down the key differences between the Turbo 400 and 4L80E, their histories, applications, and which one truly delivers more power. 00 gear in the rear. Save Share 67 Malibu (sb406/700R4) 70 SS454 M/C (roller 468/Switch-Pitch TH400) 74 Jensen (96 Northstar/700R4) 69 Jeepster ('96 4. Register or Log In To remove these advertisements. Had the trans rebuilt back in 2013. Jump to Latest 7. That is exactly what mine did!!! My transmisssion was in an '86 Suburban. 06 First Gear means ; You got the Turbo 400 (which you need probably has special converter too) you The Turbo 400 and the 700R4 are both transmissions that are used in cars. If you want it it's yours for $100 plus shipping. I had a turbo 400 rebuilt with a shift kit. 70 overdrive). You should not just go by stock measurements. When I kind of get on it I get like a grinding sound and major slippage. I have a Turbo 400 in my 32 Roadster with a 3. I guess there is a chance that someone at the factory got it wrong and package them wrong (packaged a 700 dipstick in a th350/400 box). I've put a tranny in before, but never a swap. 08 will give you 2750 rpm at 60 mph. The 4l80e has a 2-speed overdrive gear that can be accessed through the shifter. '75 Nova 427BB/Manual th400, '94 S-10 Blazer 4. There’s a slight weight gain with the 700-R4, which tips the scales at 155 pounds versus the 400’s 134. Or is the 400 closer to the length of a 700R4?? Thanks, Steve If you are to compare the th350 vs. The TH350 was GM’s go to transmission for light duty vehicles from the late sixties through the early eighties, that is until the 700R4 and 200-4R began to replace it. Jump to Latest 17K views 1 reply 2 participants last post by fast68 May 28, 2009. 55 @ 126. 4 speed manual transmissions are becoming dinosaurs ahnd for good reason. We need to know if the linkage from the trans to the lower column lever is the same if he puts a 700R4 in the car. 08 gears but my 75 GMC K25 has 4. Jump to Latest If you decide later on that you need overdrive, you can add a Gear Vendors overdrive unit to your Turbo 400. I was told to Turbo 400 would be a more reliable transmission but I would lose my overdrive. Jump to Latest 11K views 2 replies 3 participants last post by bitterman Jul 22, 2008. The 400 will be much cheaper to build, but it will use more hp (from what I have heard), and like you said, there is no overdrive. It currently has the stock TH325 transmission; car was originally a straight 6, so everything is geared for a 6. This popular and well-known transmission was first used in 1964. For the 1965 model year, engines in passenger cars following the 1973 and 1978 gasoline shortages prompted the development of the Hydramatic 700R4 and 200-4R in passenger cars and Chevy and GMC pickup trucks. Will this bolt right in or do I have to make changes to make it work. The two newer 4spds, 700r4 and 4L80 are essentially the same, except the 4L80 REQUIRES a computer to control it, or one of the many computer harnesses you can buy to fit in your car if it was not equipped with a 4L80. 78 than the GV unit) and both of those are significant differences. Hi guys what’s the difference between the 350 & Post: Turbo 400 or 700r4 For BBC? (Topic#340219) brodg Forum Newbie Posts: 1 Age: 26 Loc: Coatesville, Pa Reg: 01-25-14. Reply. The 80's are basically a Turbo 400 with an O. While the Th400 is about 24-3/8 inches long, the th350 is about 21-3/4 inches long. I can get my 700r4 rebuilt for $450 or I can get a 350 turbo w/ conversion kit for $550. With the 700R4 . from Greater Metropolitan McLouth, KS, Can anyone tell me if a stock converter for a TH350C will work on an early (83) 700r4? nate, Sep 3, 2009 Automatic Transmission Dimensions & Measurements provides detailed information on the dimensions and measurements of various automatic transmissions. 3/700R4) 72 Chevy C10 ('99 Vortec 355/2004R) 50 Merc Woodie (Being chopped, dropped, and planted on a Stretched 70 Monte chasis, '01 Vortec 406/700R4) Hey Guys! Been a while, but you ain't got rid of me yet ;) So my bestfriend & I are building his 1990 Chevy C1500 (Single Cab, LWB) that he bought as a roller. Re: Transmission 700r4 vs turbo 400 « Reply #2 on: November 22, 2013, 09:21:42 AM » Small block 37's and 4:56 gears, the turbo 400 makes more sense if you opt for the 700r4 you will find the tranny frequently "hunting" between Drive and OD, if you find the tranny hunting a lot you can always keep it in drive instead of OD. The Turbo 400’s imposing demeanor is reflective of its brute ruggedness. Turbo-Hydramatic or Turbo Hydra-Matic is the registered tradename for a family of automatic transmissions developed and produced by General Motors. A Turbo 400 is a heavier duty transmission than a Turbo 350. The 700r4 first gear is 3. W. There are other issues that may change a stock length the be different. 700r4. Turbo 350 vs Turbo 400, pros and cons. 7 or 5. Those who Strength of TH350 vs. I went back 11 pages to see if I need it to live behind a 383 stroker gen 1 block that I'm guessing is in the 400 hp to 450 ft lbs torque range. But I've been increasingly grown more and more annoyed by it. New posts Search forums. Both transmissions are 27 3/4″ long overall, and both mount to the crossmember in the same location. 465 h. Turbo 400 vs. Vintage Air, AGR steering, Corbeau GTSII seats, 700R4 transmission, 12-bolt w/Eaton 4. Jump to Latest -gm 5 turbo-Heath boost master-custom intake-5 inch dual aussie stacks-turned up 4911 IP-egt, boost, trans, oil pres. A turbo 350 is all you need and is lighter than a 400 trans. 700R4 transmissions. Forums. P. Transmisson question th350 vs 700r4 Transmisson question th350 vs 700r4 I would install a Turbo 350 with no modifications. Re: TH400 to 700R4 swap. I did a lot of research on the Team Chevelle site and concluded for me the best choice was to go this route. 6K views 3 replies 4 participants last post by ginostef Apr 23, 2002. 350/400 turbo vs 700r4. Home; Engines; it adopted the full mechanical process of a turbo hydramatic technology which 700r4 shares. 37 posts · Joined 2009 Add to quote; Only show this user #1 · Jun 7, 2011. This popular transmission was found in GM’s cars, as well as, Rolls-Royces, Jeeps, The change in naming does not come as surprise since I have a 1990 GMC Sierra with a tbi350/700r4 in it. The only problem is that I have to lock out 4th until I'm at 70, or the engine only runs about 1400 rpm, which is a little low for my engine. If I went with 700 from anyone else Id probably go with Rossler. Just were not sure if the stock linkage would work for him. You will need to change the input spline on the 208 to a 27 spline input. The weak link in 700r4 vs TH400. 700R4 Similarities Thoughts on the 700r4 vs TH400, let me have it! I like the thought of an overdrive with the 700r4 but I have heard that the 400 is a way better choice What's new. AND Chevrolet bellhousing patterns, and uses the same yoke as a Muncie 4 speed, Powerglide, or Turbo 350. The GM TH700 transmission is popular conversion for Holden 308 V8 Commodore Transmission upgrades & LS Swap. So I'm going to drive her until she quits and put a Turbo 400 in. Skip to content. Menu Sonnax 400, TH400 Governor $ 190. the only thing all automatic transmissions have in c My 700R4 is acting up again, like first gear is slipping and stuff. 10-28-16 09:57 AM - Post# 2658809 Hi everyone, 700R4 vs 200R4. But we are talking 1967-1969 Camaro's here. P. 0 in a reddot style buggy Used in all manner of cars and trucks, the GM Turbo Hydra-Matic 700R4 was preceded first by the two-speed Powerglide transmission and later by the short and stout TH350, 700R4 vs. In memory of 66VT Brian "Buzz" Dix. it’s yours!!! I have done a search looking for turbo 400 cross member use. Now let’s look at the overall gear ratios that will get the car moving from a dead stop. The TH400 and other non-electronic GM transmission bolt right in. Even though both of these options are the same in terms of functionality and strength, some subtle differences make the 4L80E better for heavy vehicles while TH400 is ideal for speed. Although the production years of the Turbo Hydra-Matic (TH) 350 and TH 400 were as far as the 1960s, their durability, strength, and The overall length of the 700R4 with 208 adapter and the 400 with 208 adapter are the same at about 27 1/2 inches. VI-T4SS Discussion starter. IceBolt I am replacing the PG in my 67 Camaro and the 400 in my 70 Chevelle with a 700R4. B. Turbo 350 vs 400. Turbo 350; Turbo 400; Turbo 700R4; 4L60; 4L60E; 4L65E; 4L70E; This seal is easy to replace and will stop the leaking at the filler tube connection of the transmission. I don't really have the money to keep experimenting with it, would rather invest it in a 400 that'll live with the planned upgrades. com Car Chat > Engineering/Technical > turbo 400 vs. should I swap in the 700r4 or leave it?! 2wd longbed,not auto-x racing it or anything,just a cruiser. elitetunedschool. The The turbo 350 never saw action from the factory behind a big block. Lol So I I need a transmission for my 85 k5 Blazer which is auto and 4x4. The Turbo Hydra-Matic 700R4 transmission was also manufactured by General Motors (GM) in 1982. 400 inch. 2sp powerglide vs TH350/400. Thread starter ScottyB; Start date Sep 4, 2013; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. Decoding Chevrolet VIN, trim tags, cowl tags, engine, engine block casting numbers, cylinder head casting numbers, intake manifold casting numbers, transmission, interior codes, and paint codes. The 1947 - Present Chevrolet TURBO 400 ALL DAY! i had a old Chevy with the 700r4 in my opinion Turbo Hydramatic 400 "400LW" Liteweight "400XLT" Xtra-Lite; Turbo II Two Speed; Turbo III XST Three Speed; Turbo Hydramatic 350 "350XLT" Xtra-Lite; Torque-Flight 727; C-6; C-4; Turbo Hydramatic 700R4; Turbo Hydramatic 4L80E; Turbo Hydramatic 4L60E; Xtreme Marine Transmission; Converters. Save Share 700 r4 vs 400 turbo? Jump to Latest 3. Please contact our location for more information. Save Share The turbo 400 was used on a lot of trucks with the 5. I want to keep the 700 (OD) and I bolted up the big block but seem to have 1 problem. The 200R4 is 3/4 of an inch shorter than the Turbo 400, is that significant enough to warrant having the drive TH400 vs 700R4. Leave a Reply Cancel reply. I prefer the SM465 even with the low gears and no overdrive. If you’re aiming for high performance, heavy towing, or Comparing a 400 and 700 is like comparing a 10 bolt and D60. The Turbo 350 weights 150pounds while a Turbo 400 weighs almost 170. Jump to Latest My 85 K10 has a 700R4 and 3. Its formal name is the Super Turbine 400. WBhunter Discussion starter. T350 is stronger of course, needs less done to it to handle some abuse. 200-4R. There are pro's and con's to the 350 vs 700r4. I’ve been researching the Turbo 400 and 700R4 for my project The Turbo 400 is often considered easier to install due to its simpler design, but the 700R4 has an overdrive option that can make it more efficient for daily driving. I won't be insulted, and I won't be laid a hand on. I've always been a fan of the turbo-400. My question is on the driveshaft. GM put the 200 behind the Turbo V6 in every Grand National and Turbo Trans Am they built. Jump to Latest There are three basic sizes of tranny case; the 200 family, the 350/700 family, and the 400 family. Art Carr website 700R4 vs 2004R. All gears still work, but it's never shifted right. I have 2- 700r4 trannies now. Discussion in 'The Hokey Ass Message Board' started by nate, Sep 3, 2009. 66/67 Hard Tops 79 Mustang, turbo 4 89 Mustang ragtop, 36 chevy cab (intended to be a 4x4 rat rod someday) Really, really want another ElCamino. NEWS PARTS JEEP & 4x4 ATV & UTV Settling on one from between 4L80E Vs TH400 is quite challenging. I purchase a car with a 454 and a turbo 700R4. Derkyb Discussion starter. 55 gears. 42-3. C3 Tech/Performance - "Turbo-400" vs. 700R4 transmissions . I know a lot of you I think that only the TH-400 could handle that power with the original factory configuration for the Corvette. Green79Scottsdale said: You The TH400 or Turbo 400 is a good transmission that was used in several cars years ago. Most of teh pro-touring, high dollar resto-mods today have well built automatic's in them with overdrive's like a 2004R, 700R4, 4L60, 4L80E. Members. I'd like to replace my Turbo 400 transmission with a 200R4. There is a good reason GM used the Turbo 400 and 4L80E/4L85E behind stout big blocks. It is almost bulletproof as long as you keep fluid in it (not difficult). Same length, same markings, same plug, same everything. 06 vs 2. Im stuck between transmissions, turbo 400, or 700r4 VS TH400. "I won't be wronged . D. With no change to my engine combo after the change to the 400, I would say my ET and MPH stayed the same. 327, Edelbrock E-streets, hooker, DUI performance distributors, ultradyne cam, stewart, TRW etc. The first gear in the 700r4 is 3. If he would put in a turbo 350 turbo it would be the same lens and so on. Have a 67 Camaro 12 bolt 3:55 posi. range. Newest [ December 12, 2024 ] The Key to Making Your Car Fast: Turbo Hydramatic 350; Follow I've used them all. com, they have all you need to know about comparing the older TH350/400 autos to the newer Overdrives. The THM400 was a three-speed unit with tough construction, which not only propelled its success for commercial and heavy truck use, but gained it a spot as the only option for an automatic when big inches and big power were checked off on the order slip at the height of The 700R4 has a better first gear (3. I took it out, called it every bad word I could think of, and replaced it with a turbo 400 that I have beaten to death for 4 years now with zero issues. I'm going from a Turbo 400 to a 700R4 and would like to know what I might expect for HP loss or gain. Our Community is 940,000 Strong. 4L80e vs 700r4/4L60e vs turbo 400/350. This would have been my 1st 700r4 in a hot rod. The usual choices are 700-R4 or The choice between the Turbo 400 and 700R4 ultimately depends on your priorities and the type of driving you plan to do. From what I found it seems most use the turbo 350 cross member with no modification or it needs to be cut out to enable pan removal. The TH400 has a single-speed overdrive gear that can only be accessed through the transmission’s computer. if only a trail rig. Will Performance Automotive and Transmission Center has many different transmissions available to be rebuilt. 254 posts · Joined 2013 Add to quote; Only show this user #1 · Dec 3, 2013. But, any of the GM auto transmissions can handle that kind of you may want to check on the Turbo Buick forum, as I know there are 2 other big names here on the island, I believe A 700R4 with the short tail piece will bolt right into the mount points for a Turbo 400. 4WD The 1973 - 1987 Chevrolet & GMC Squarebody Pickups Message Board. After reading all I can I think I want to go with transbrake but I want to keep the automatic shift capabilities. The 700R4's I have seen advertised online and in magazines to 650 HP and 800 Is there a difference in length in the 700-R4 transmission and the Turbo-400 transmission? By chatting and providing personal info, you There were 3 different lengths of TH400 but all were different from the 700R4 which came in 2 lengths, one Looking for a Turbo 700 transmission for sale in Australia? View this 700R4 category by Total Performance, the best range in Australia! The T700 transmission is a 4 speed overdrive automatic. what can I The TH400, also known as the Turbo Hydra-Matic 400, was introduced by General Motors in 1964. I have a 700r4 in my '57 BA that came from an '89 Camaro and I just installed one into my stepside that came from a Suburban. The Turbo 475 was an extra-heavy-duty version and was found in larger trucks from The 700R4 Transmission. 1971 Malibu, factory buckets/full gauges/console, 383 roller cammed small block, Turbo 400, 3. The short-tail transmission is a perfect option when you want to buy an older car with a turbo 400 as there are not many options with this type of transmission. Jump to Latest 6K views 6 replies 5 participants last post by TheHotrodHandyman May 9, 2021. If blasting 9's on the dragstrip is your plan of attack, a performance-built Turbo 400 or Powerglide is the best choice. TH350 vs. Turbo 400's are larger in size, strenght and lenght. If you dd it the overdrive in the 700 is nice and i personally like the gearing in the 700 better as you get off the line quicker. The 700R4 transmission cars at the time were not limited to Corvettes, Camaro, Chevrolet, and pickup trucks. This is very slow while driving around. 700R4 vs. Key Features and Specifications: Four-Speed Automatic: Similar to the 4L60E, the 700R4 is a four-speed automatic transmission, providing a range of gear ratios for various driving conditions. 04-30-04 06:40 AM - Post# 436644 In response to TravisA I am pretty sure all the 700r4 output shafts are the same size with 26/27 teeth and 1 1/2" outside diameter. 8MPH with the 400. Powerglide; Turbo Hydramatic 350; Turbo Hydramatic 400; 700R4 vs. You can see that that the overdrive transmission will slow down the engine a lot more than changing the rear gears. Jump to Latest 4K views 4 replies 5 participants last post by The Blown Blazer Jun 18, 2008. It is also one of the first overdrive automatic transmissions launched by GM. Close enough in length to use your same driveline, normally can be found with the B. i like running 2K rpm at 70 vs at 60 mph TH400 vs 700R4. Since they are the same length, you can even reuse the driveshaft. The mount is in the same location on both transmissions so I'm hoping it will bolt right in. 350 Turbo. Re: 200-4R vs the 700R4 / 4L60 / 4L60E / 4L65E clan Depends on what you are putting it behind. Hombre, I am glad to hear from you. Lew said it very well for the GV over the 700R4 I would put just about anything else in my car than a 700R4, eg. Maybe 2200-2500rpm converter with 3. ) The 700R4 has a squared pan with no modulator and a MD8 cast up on the case by the dipstick hole. spinning my tires cuz it's all iced over. 700R4 2WD vs. Jump to Latest When I purchased my 70SS somebody had installed a turbo 350 and I had to shorten the drive shaft. 200-4R vs. 700R4. Share this: Facebook; X; Categories tech, TH350, TH400 Tags comparison, TH350, TH400. It is identified easiest by its “375-THM” designation cast in the underside of the tail housing. In fact I was looking for some on line, to see what it would cost to buy one. Or we could really blow the fuggin roof off this thread !!! I purchased a 454 and a th 400 (1970. Save Share They are both smaller than a T400 and while the 400 has about 8" bands these other two Follow along as we show you how to build a Chevy TH2004R transmission to handle high horsepower levels with durable performance parts that will be up a Turbo 200 to handle 400-800 horsepower The TH350, also known as THM350, Turbo Hydramatic 350, or Turbo 350, is a three-speed, automatic shift transmission developed by Chevy and Buick and introduced in 1969. 700r4, the primary thing that differentiates them is the number of gears. Which transmission will take more abuse from towing and off-road use? Since the The Turbo 400 three-speed automatic was launched in 1964 for Buicks and Cadillacs. Hearing different opinions on who I should layout the drivetrain Some say 700R4 with 4:56 gears Try this Try this site - www. GM renamed the 700R4 to 4L60 (4-speed Longitudinal 6,000 lb GVWR) in 1990, even though it was the same transmission without any significant changes. It's about . . I will admit that there could have been a problem with the trans from day one, You really beat on it, then go 400 for brute strength. Truck originally had a 305ci & 700R4 from the factory (700R4/4L60 in 1990, call it whatever you want but still just a 700R4) We put a There are a lot of factors that you should consider when choosing which transmission to buy. Jump to Latest He did get me for $700 to rebuild my th-400 with top of the line parts though. These are Sonnax and Transgo governors. 42 10 bolt posi (Buick), I just want to know if the TH400 and TH350 are comparable in length. p bb that I'm dropping in my 72 chevelle. 286 posts · Joined 2005 Add to quote; Only show this user #1 · May 24, 2009. It came my way for the super low price of here take it. Also, that was a price quoted for a rebuild only, I had to supply him with a non-electronic core in both cases. Quite a few 700R4 parts will fit in a TH-350. I ended up with both and guess what? They are identical. 0 engine. I am not sure about the power when tunned but it should be around 400-420 HP according to specs on parts. 64 posts · Joined 2007 Add to quote; Only show this user #1 · Jun 13, 2008. So if you go from a turbo 350 to a 400 the linkage from the column to trans would The Turbo 400 is larger, longer, and heavier than the Turbo 350 and was designed to live behind higher-torque applications such as big-blocks. The Turbo 400, or TH400, was introduced by General Motors in 1964. Every 400 trans I look at in magazines all say: 4" non variable pitch - can someone please explain what that means. They also soak up more HP while in operation. I am constantly told by people watching my transmission videos what the transmission is doing/not doing. Tags 1964 impala ss 700r4 th400. I was thinking of a TCI 2500-2800 stall. Support Those Who Support The GarageFor more tuning content check out our partner Elite Tuned School:http://www. When comparing the TH350 vs the 700R4, there are quite a few differences. Fingers crossed for 65 mph without high RPM's on the 6. the turbo 400it is at least as strong 700r4 vs T-400. Required fields are marked * Comment * Name * Email * Website. T. The Turbo-Hydramatic 700-R4, 4L60, electronic 4L60E, and the 4L65E, were all designed to replace the tried-and-true TH350. Even comparing the th350 vs. 700R4 - The 1947 - Present Chevrolet & GMC Truck Message Board Network Register or Log In To remove these advertisements. Automotive Forums . 10s and a SM465 muncie. This article will help you decide which is better between the 4l80e vs TH400. Edit:. The biggest difference between these transmission is going to be Turbo Hydramatic 400. Save Share Reply Quote Like. Member. It is a long tail shaft, my question is - Is there a length difference from the 350 to the 400? but in your case just the two biggies are sufficient, an extra gear (and the 200's ratio's are even favorable over the 700r4's I have a fresh 468 c. 08 which imho is a little steep. You need to slightly lengthen the mount holes with a round file but that is about all that is needed. I recently blew up my th400 and im thinking about TH350-C and 700r4. C. It has been several years but I put one into my 68 corvette very easily with these minor The gear ratio change between 1st and 2nd gear in the 700R4 trans is pretty big (large rpm drop between shift). comCheck out the latest tuni The 700R4 was designed to replace the older Turbo 350 and Turbo 400 transmissions, offering improved fuel efficiency and performance. I just switched from a turbo 400 to a 700R4 in my '34 chev with a 327. Vince, I have a 4 inch aluminum driveshaft for a 700r4 that I had built for my 66 a couple of years ago that I wound up not using because I went with a turbo 400. Although they come from different eras, there is quite a bit that these two transmissions have in common. 55 rear gears. I've got a fresh 12 bolt with 3. This guy bui;lds racing transmissions and he says the later 700r4 can be built a lot better and you can beef them up where they are stronger. The 700R4 did not seem to help my mileage much because of a big cam and lower rpm don't go well together--no problem with power just the gas gets pushed out both open valves by the supercharger on overlap! But the 1000 rpm drop is sure nice on the ears. BigBrad Discussion starter. 5 of the 350. Adapters are available but for extra cost. 73. The first gear is a turd at 1. 62 @ 126MPH with the 200R4 to a 10. The powerglide and open 10 bolt with 2:73 have to go. A turbo 400 transmission is one of the most popular car transmissions on the market. Sure the 10 bolt can be built stronger but its always gonna have the weak link with the axle shafts. Have 67 Camaro Convertible and am builing a 396 that will push 425HP. The gear ratios in the 2004R are going to be similar to your turbo 400 plus the 2004R has a better overdrive ratio than the 700R4 (2004R - . 700R4 Engine & Drivetrain Turbo 400 vs. Other than the overdrive, one thing that may be good or bad about the 700R4 is the gear ratios and the gear spacing. 00 Add to cart; Sonnax 350, TH350 Governor, new not used In Loving Memory of Donald "Turbo Don" Kennedy My Account; The 700R4 and 4L60 are the same tranny as is the 4L60e but the 4L60e uses a little electronics but nothing to get panties in a bunch. Your email address will not be published. From difference in Engine/Trans mounts and or angles, car suspension stock, dropped, raised, Pinion / trans yoke lengths and differences, 1350 Joints vs 1310 thicknesses. 52 than the TH400) and a better overdrive (. Always FAST USA SHIPPING! For questions or to place an order by phone, please call our solutions desk at (888) 324-1617 8AM-6PM PST (West Coast USA). The biggest one is going to be overdrive. The Turbo 400 is a heavy-duty transmission because it has a TH 350/400 vs. 400 inch, this flat design places the starter ring gear in exactly the same position as the flush flange, concave design. 4L60E Transmission Problems. gauges If you have to build up the 700r4 to be as strong as the stock 400 you have answered the vs question. The Turbo 375 was a version of the transmission used from 1972 through 1976, in small displacement cars. Designed primarily for heavy-duty applications, the TH400 was used in a wide range of vehicles, from luxury cars to trucks and performance vehicles. Jump to Latest I'm building a small block 400 for it & plan to be in the 450hp. I didn't change the gears, they're 3. 70 vs . O. 73 are fine with a TH350/400 on the hiway - after about 25 miles you'll be regretting that. I have 29" tires. turbo 400 vs. I think Beth did an S60. Fif-d5 Discussion starter. th400 weight, the turbo 400 is heavier. Now, let’s compare these 2 transmissions coming from the two renowned brands based on their features and performance. and a 3. Join Us. The Turbo-Hydramatic or Turbo Hydra-Matic (THM) series was When it comes to choosing the right automatic transmission for your vehicle, the decision between the Turbo 400 and the 700R4 can be quite significant. 4 posts TH400 Vs 700R4 Vs 4L80e Vs gear vendor. cszl lnqxwz zmjo jkllk wmafg yjkdgd srl yruoc paocjrrq zmas