GM 3-Speed Automatic Truck/Motorhome. With the GEAR VENDORS dashswitch in “auto” you will have automatic overdrive just like the vehicle came with a factory system. The GEAR VENDORS will shift on and off without attention of the driver and can be used while towing up to combined weights of 30,000 lbs. An interactive floorswitch is …This is a superior alternative for most cars thinking of going to a Th400. The GEAR VENDORS.78 to 1 ratio allows you to go to a numerically higher rear gear to improve your 60ft. times and get it all back with the overdrive. The reciprocal of our ratio is 1.28 so a car that currently runs a 4.56 rear could go to a 5.84 without loss of top end ...This is a great thread--- thanks to ALL you guys!!! Was considering 4L80E swap sometime ago but instead went with the Gear Vendors install to my 1008, finally, and it's a wee-bit disappointing that with the TH400/GVunit, you really only gain about 8-10 mph speed increase in overdrive.GEAR VENDOR OVERDRIVE INTERNAL PLANETARY SET WITH ELECTRIC VSS LATE TH400 & 4L80. Pre-Owned. $1,500.00. transmart4x4usainc (1,295) 100%. Buy It Now. Free shipping. 1965-UP GM CHEVY TH400 TH375 GEAR VENDOR OVERDRIVE BRAKE TYPE HOUSING WITH SEAL. Parts Only. $350.00.Netflix’s marketing department is excited to let you know that the streaming service will be debuting at least one new movie every week in 2021. This is, perhaps, an attempt to dis...Banner Kit: TH400 Transmission. $99.95 $79.95. Sale. Add To Cart. Got Questions? Give Us A Call 800-708-0087. Master Rebuild Kit: TH400 Transmission.GV4000 - Gear Vendors TH400 Under/Overdrive With 4" Tailhousing. (0) Write a review. Special Order Item, Contact Us To Order. MSRP: $3074.99 ea. $2794.99 ea. Product #: GV4000. CATEGORY: Complete Transmission. SHIP TYPE: Truck |. Add to Cart. Add to Build List. WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov. Product Information.Description. 1985-On, 700R4 Humvee Special. Swap a TH400, 3 Speed to a 700R4, 4 Speed Overdrive Transmission. Convert your TH400 transmission to a 700R4 overdrive transmission. You get the level 2, 700 Raptor Junior transmission, #2 special low stall diesel torque converter, special low RPM diesel governor, special adapter and special output ...Typical 4L80E converter charge pressure during high load is usually around 100 PSI, with a maximum line pressure of 180 PSI. 100 PSI of converter charge pressure generates 89 pounds of rearward thrust on the overdrive planetary gearset, forward clutch housing, and mainshaft. Unlike the TH400, lube pressure doesn’t raise rearward thrust.Re: Gearventor overdrive Munro - try going to their website and clicking on 'Contact Us.' You can submit info directly via the site. The email address is the one you have in your post. I have had GV with my TH400 for 10 years and love it. Don't expect a lot of overdrive (.78) but more of a keeping the engine in the power band as they advertise.Rockville, Maryland is one of the best places to live in the U.S. in 2022 for a family-friendly atmosphere and easy access to Washington, D.C. Becoming a homeowner is closer than y...Gear Vendors review. As of 9/21/2012 I completed the install of the under/overdrive gear vendors unit. Once I received the box and looking at the unit it's pretty sweet looking piece and I was excited to get it installed. Now just so everybody knows I'm not a mechanic just a weekend warrior that's learning as I go.Turbo-Hydramatic or Turbo Hydra-Matic is the registered tradename for a family of automatic transmissions developed and produced by General Motors. These transmissions mate a three-element turbine torque converter to a Simpson planetary geartrain, providing three forward speeds plus reverse. The Turbo-Hydramatic or Turbo Hydra-Matic (THM ...R23-586145. Rocket. $190.00 each. We Bolted In A California Performance Transmission 200-4R Overdrive In Place Of A Beastly Turbo 400 And The Result Was A Complete Transformation.Oct 21, 2016 · Typical 4L80E converter charge pressure during high load is usually around 100 PSI, with a maximum line pressure of 180 PSI. 100 PSI of converter charge pressure generates 89 pounds of rearward thrust on the overdrive planetary gearset, forward clutch housing, and mainshaft. Unlike the TH400, lube pressure doesn’t raise rearward thrust. Twice as strong as any otheroverdriveyou can buy. PRICE SCHEDULE – F Pricing is subject to change without notice. SYSTEM PRICING PRICE CODE Rvs Trucks Cars Racing Install & Driveshaft RVs&Trucks A $2,895 $2,695 $850 B $2,995 $2,795 $850 C $3,095 $2,895 $950 D $3,295 $2,995 $950 E $3,395 $3,095 $950 F $3,495 $3,295 $950 … Continue reading Price Schedule →Nov 30, 2021 · The car uses a Rossler TH400 three-speed automatic connected to a Gear Vendors overdrive. The tire is 36 inches tall (static—it grows 2-inches in the traps), and the rear gear ratio is 4.56:1. Overdrive Conversion Packages; Black Beast Diesel Transmissions; In Stock Ready To Ship Transmissions; SHOP Engines. Ford Engines; Chrysler/Dodge Engines; GM Engines; ... Turbo 400 TH400 Transmission Mild Rebuild 2WD : 9" Tail with Free Transmission Fluid. $2,273.75 Monster Sale Price: $1,849.00. Sale Add To Cart Got Questions? Give Us A …R23-586145. Rocket. $190.00 each. We Bolted In A California Performance Transmission 200-4R Overdrive In Place Of A Beastly Turbo 400 And The Result Was A Complete Transformation.The Insider Trading Activity of DRIVE CAPITAL OVERDRIVE FUND I, L.P. on Markets Insider. Indices Commodities Currencies StocksYes, the same stand-alone electronic trans controller will be necessary, but this transmission is essentially a TH400 with a built-in overdrive. Unlike the 700-R4, the 4L80E is a true three-speed with a 2.48:1 first gear ratio. The 4L80E’s overdrive is only 25 percent (0.75:1) so it won’t lower the cruise rpm quite as much as the 700-R4 will.1965-UP GM CHEVY TH400 TH375 GEAR VENDOR OVERDRIVE BRAKE TYPE HOUSING WITH SEAL. Parts Only. $575.00. transmart4x4transmissions (1,140) 98.3%. Buy It Now. Free shipping. 15 watchers.GM TH400. JEGS 555-62014 Transmission Rebuild Kit Features: All-in-one complete rebuild kit takes the guesswork out of transmission repair; Fits 1965 through 1987 th-400 transmission with non-lockup converter and 30-spline input shaft;The kit, which retails for $2,495.00, includes a TH400, Streetmaster torque converter, trans mount, dipstick, transmission cooler, and a case of fluid. Follow along as we swap out the old trans ...Upgrading TH400 to 4speed with overdrive - Gear Vendors? 1967 gto gear vendors upgrading to 4 speed automatic. Jump to Latest Follow. 19K views 23 replies 6 …Re: Gearventor overdrive Munro - try going to their website and clicking on 'Contact Us.' You can submit info directly via the site. The email address is the one you have in your post. I have had GV with my TH400 for 10 years and love it. Don't expect a lot of overdrive (.78) but more of a keeping the engine in the power band as they advertise.Gear splitting is the fun part of using a Gear Vendors under/overdrive. It gives you the ability to reduce your quarter-mile times by allowing you to keep the engine's speed up between …C3 General - C3 transmission swap for overdrive. Advice from a mechanic. - Hey ya'll. ... I'm going to swap out my TH400 for either a beefed up auto overdrive or a TKO600. I'm still researching, but don't want to run 3000 rpm once I've rebuilt my drive train. Good luck! Reply Like 10-19-2016, 05:34 AM ...1965-UP GM CHEVY TH400 TH375 GEAR VENDOR OVERDRIVE BRAKE TYPE HOUSING WITH SEAL. Parts Only. $575.00. transmart4x4transmissions (1,140) 98.3%. Buy It Now. Free shipping. 15 watchers.Th400 is not an overdrive transmission. This is a big difference which Th400 lacks, compared to 700r4. The overdrive feature is fitted to the fourth gear of the 700r4; this offers a 30% increase. The overdrive gives a better alternative to direct drive, stepping up the gear ratio of the car. This gives 700r4 a higher speed ratio than Th400.We slow the engine down about 30% with an overdrive, but we don't see 30% economy increase, more like 10%. If your big block gets 10 MPG normally, it'll get 11 with overdrive. If you drive 5000 miles per year @ 10mpg = 500gal.Automatic 3-Speed TH 375 and TH 400 9″ Tailhousing.Replaces 9 1/2″ tailhousing.60’s-70’s cars with 27 or 32 spline output shaft and mechanical speedometer. Provide output shaft spline count when ordering.1965-UP GM CHEVY TH400 TH375 GEAR VENDOR OVERDRIVE BRAKE TYPE HOUSING WITH SEAL. Parts Only. $575.00. transmart4x4transmissions (1,140) 98.3%. Buy It Now. Free shipping. 15 watchers.A potentiometer is one of the parts an electric car needs to transfer power to the motor. Learn what a potentiometer in an electric car is in this article. Advertisement An electri...The Turbo 400 transmission, also known as the TH400, has a transmission fluid capacity of 6 quarts. This amount equates to 12 pints of fluid total. The TH400 is an automatic transm...I just had a Level 2 - 200r4 from Bow Tie overdives installed. The big difference between the 700 and 200 is the first gear ratio. The 700 is 3.06 and the 200 is something like 2.7. This means a lot less of a torque drop unless your engine is built for it. I'm still evaluating the difference from the TH400 to the 200.4. Coupler for hooking the TH400 tailshaft to the AUX. O/D Input shaft. 5. Couple slid on, and note the factory lip on the TH400. 6. Tranny end of the Adapter plates, note lip to accept the lip on the TH400. 7. This is the end view of the TH400 with the Adapter bolted inplace.A currently popular option for additional torque capacity is the 4L80E four-speed automatic. This transmission essentially adds a 0.70:1 overdrive ratio while retaining the original TH400 ratios. This transmission has proven itself as capable of handling well over 500 lb-ft of torque of continuous duty.They are pricey new, but they're tough and can be installed behind many different transmissions. 71 SS 454 TH400 2.74 1st gear GV Overdrive 3.55 Gear SC&C Stage 11 QA1's 4 Wheel Baer Brakes AGR Box Straub SR .630 .612 lift 240 256 [email protected]. 83 K20 454 TH475 NP 205 Dana 60 Track Lok Detroit Locker Rear.The Gear Vendors under/overdrive is an extremely heavy-duty auxiliary transmission that's easy to install, gives you a 0.78:1 underdrive or overdrive, can improve your fuel mileage up to 20 ...Twice as strong as any otheroverdriveyou can buy. PRICE SCHEDULE – F Pricing is subject to change without notice. SYSTEM PRICING PRICE CODE Rvs Trucks Cars Racing Install & Driveshaft RVs&Trucks A $2,895 $2,695 $850 B $2,995 $2,795 $850 C $3,095 $2,895 $950 D $3,295 $2,995 $950 E $3,395 $3,095 $950 F $3,495 $3,295 $950 … Continue reading Price Schedule →So everybody knows what I am working on my car is a 69 camaro with a 502 BB, Th400 with reverse manual valve body and 4:10 gear in the rear. ... So the overdrive stays engaged through all gears unless you push the button and disengage it. Once you slow down to 20 MPH it shuts off, to ensure you do not go in reverse with it engaged. …The Turbo 400 transmission, also known as the TH400, has a transmission fluid capacity of 6 quarts. This amount equates to 12 pints of fluid total. The TH400 is an automatic transm...The 4L80E is just a longer, heavier, overdrive version of the TH-400. It uses the same first three gear ratios but adds a 0.75:1 overdrive. This means that with a 3.55:1 rear gear, the overdrive drops the …With a TH350 or a TH400, your car would be turning about 3,000 rpm at 70 mph. On the other hand, that 3,000 rpm multiplied by an overdrive ratio of 0.70:1 yields a cruise rpm of 2,100. That’s a...TimAT. 523 posts · Joined 2007. #2 · May 6, 2010. Back in the late 60's early 70's there was a company that made an OD unit-- Hone Overdrive. Long since gone, but I've heard of one made by Gear Vendors. Problem with a C-3 is the driveshaft is so short there just is not much room lengthwise, and the tunnel is pretty small aft of the trans.Twice as strong as any otheroverdriveyou can buy. PRICE SCHEDULE – F Pricing is subject to change without notice. SYSTEM PRICING PRICE CODE Rvs Trucks Cars Racing Install & Driveshaft RVs&Trucks A $2,895 $2,695 $850 B $2,995 $2,795 $850 C $3,095 $2,895 $950 D $3,295 $2,995 $950 E $3,395 $3,095 $950 F $3,495 $3,295 $950 … Continue reading Price Schedule →The Powerglide (2-speed) shifter was able to be used without modification for the TH350 or TH400 (3-speeds). However, when switching to a 4-speed overdrive automatic this is no longer true. The conversion was not designed for, and does not include any provision for, use of the "Rally" shifting option.Mar 24, 2022 · After some serious research and comparison I finally ordered the transmission components for the 64PRONOVA project. First there's the ATI Supercase TH400 with transbrake rated at 1,500 HP. 8 week lead time so I ordered today. Building A Bullet-Proof Turbo 400 With ATI Performance. Next was the Gear Vendors overdrive unit (rated at 1,200 HP). #1 · Sep 6, 2016. I have and am very happy with the 400 turbo in my '39 350 powered p/u but as I get it more and more dependable and now have up-graded the suspension, … Essentially a TH400 with overdrive and more rugged internals, the GM 4L85E is the ultimate automatic. When built right, they can handle over 1,000 hp reliably, and best of all, transplanting one into a fourth-gen is much easier than Internet mythology suggests. Get ratings and reviews for the top 6 home warranty companies in York, IL. Helping you find the best home warranty companies for the job. Expert Advice On Improving Your Home All P...Photos show locals trying to dig out and make sense of the work to be done to rebuild after such an unforgiving storm. Hurricane Michael made landfall on Florida’s panhandle just s...Upgrading TH400 to 4speed with overdrive - Gear Vendors? 1967 gto gear vendors upgrading to 4 speed automatic. Jump to Latest Follow. 19K views 23 replies 6 …GEAR VENDORS provides an overdrive product to race cars and trucks up to 2,000 hp. This product is particularly well suited to the special demands of Drag We...Going On Overdrive. Jim Smart Writer Sep 05, 2018. See All 29 Photos. It was a matter of necessity the GM Turbo-Hydramatic 700-R4 transmission ever happened at all. GM’s powertrain engineers ...What you have is basically First gear, First-over, Second, Second-over, Third, and Third-over for a total of six speeds when using a typical TH400/350-type transmission. This is the key difference ...Have a TH400 w/ GV overdrive and all it superior benefits, BUT have to cut up my nice car.-or-Settle for a beefed up 700R4 for about the same cost and have a less sturdy transmission and none of the racing performance advantages of the GV gear splitting, but my nice car does not get cut up. I wish GV would just engineer the unit to fit …The Insider Trading Activity of Forkey Joseph Norman on Markets Insider. Indices Commodities Currencies StocksAre you an avid reader who loves the convenience of accessing books online? Look no further than NYPL Overdrive, a digital reading platform offered by the New York Public Library (...TH400 (CX) with Coan 8" converter, GV-OD, 8 track still on console and best et 10.495, 128.79mph 1.428 60' All with 1960's stuff. (except tires and converter) ... its preset with certain MPH that it will turn the overdrive unit on, and also its made to protect the overdrive unit to be on while in reverse or under 20MPH thats (which will damage ...Feb 2, 2018 · Here you can see the straight-cut pinions from Coan installed into the output carrier. In a Turbo 400, the stock first gear checks in at 2.48, with 1.48 as the second cog, but with the power of our supercharged small-block in Evil 8.5 paired with the tiny 235 drag radials running on radial-type prep, a custom 2.73/1.56 gearing was deemed optimal. This is a look at the interior and the PCS electronic shifter console, paddle shifters and gear vendors buttons. I take a drive and describe how these compon...34580 - th400, overdrive planet, uses sprag with 0.309" od rollers, 1991-01 - gmEssentially a TH400 with overdrive and more rugged internals, the GM 4L85E is the ultimate automatic. When built right, they can handle over 1,000 hp reliably, and best of all, transplanting one into a fourth-gen is much easier than Internet mythology suggests.A currently popular option for additional torque capacity is the 4L80E four-speed automatic. This transmission essentially adds a 0.70:1 overdrive ratio while retaining the original TH400 ratios. This transmission has proven itself as capable of handling well over 500 lb-ft of torque of continuous duty.Feb 11, 2022 ... 13:55 · Go to channel · Gear Vendors Activation in 1970 El Camino with turbo 400 transmission. Scott Cerreta•21K views · 2:38 · Go to c...But the TH350 and TH400 three-speed versions (and their two-speed Powerglide cousin) fall short when it comes to highway cruising. The reason for this is …In today’s digital age, libraries have evolved to offer more than just physical books. The New York Public Library (NYPL) is one such example, with its innovative digital platform ...Our Stage 2 TH400 includes all the components in the Stage 1 rebuild but is upgraded to a 34 element sprag and the corresponding direct drum, 6 clutch direct with carbon based frictions, 4 clutch intermediate, manual/automatic valve body or forward pattern full manual upon request. Aluminum Deep pan and additional modifications. 750 HP/TQ capable.2-Speed Max Duty Outlaw T400 Transmission. Race Clutches and Steels. Increased clutch capacity in all positions - up to 9 forward, 8 direct and 6 intermediates. Blueprinted high-flow front pump with heat-treated tube or ATI Super Pump. Billet aluminum safety reverse transbrake valve body (band apply option available)"I'd Like to Build the World a Road" marks the 5th anniversary of Xi Jinping unveiling his vision for a New Silk Road. Five years ago today (Sept. 7), Chinese president Xi Jinping ...Sep 6, 2016 · Gear Vendors is an aftermarket, bolt on overdrive for the TH400 (and many others). Not the least expensive route but seems to be very dependable and strong. You should have plenty of room for this without any cutting also. Gear Vendors under/overdrive auxiliary transmissions Hot Rods, GM 3-Speed Automatic Performance Car/Street Rod. Around the same time when the TH400’s name was changed, an overdrive version called the 4L80-E was launched. This is an electronically controlled transmission that is still being produced and used in a range of heavy-duty GM and military cars/trucks.Twice as strong as any otheroverdriveyou can buy. PRICE SCHEDULE – F Pricing is subject to change without notice. SYSTEM PRICING PRICE CODE Rvs Trucks Cars Racing Install & Driveshaft RVs&Trucks A $2,895 $2,695 $850 B $2,995 $2,795 $850 C $3,095 $2,895 $950 D $3,295 $2,995 $950 E $3,395 $3,095 $950 F $3,495 $3,295 $950 … Continue reading Price Schedule →Drivetrain Tech. Gear Vendor O/D install with TH-400. My 72 after sitting a few days is hard to start. Took off the fuel line and it was dry. My thought was the fuel pump was letting the fuel pump bleed off. Took off the fuel pump and the bottom was twisted or rather torqued out of shape. Someone put a lot of torque on the metal fuel line ...Bibliophiles rejoice: Sonos now integrates with Libby, the app from audio and e-book service OverDrive, which connects you to free content from your local public library. Bibliophi...Introduced in 1964, the TH400 is an automatic shift, three-speed, longitudinally positioned transmission. It is highly regarded for its supreme durability. This model has a conservative rate of 450 ft. lbs of input torque, though that can be easily upgraded with aftermarket improvements.C3 General - C3 transmission swap for overdrive. Advice from a mechanic. - Hey ya'll. ... I'm going to swap out my TH400 for either a beefed up auto overdrive or a TKO600. I'm still researching, but don't want to run 3000 rpm once I've rebuilt my drive train. Good luck! Reply Like 10-19-2016, 05:34 AM ...The Gear Vendors overdrive is available from summit racing. (www.summitracing.com) The catalog price is listed as $2295. It is essentially a two speed automatic trans that bolts in place of the tail housing in the th400. You still have to shorten the drive shaft and you may have to worry about the clearance with the floor.anyone have any experience with a gear vendors setup? i like the thought of keeping my th400 but have overdrive. at $3100 it wont be happening till later this year if at all. nothing needs modifying except rear drive line length. is there a way to justify this over 4l80 swap? it'd be nice to hear from the knowledge base here on the matter, maybe i …The TH400 ( Figure 1) has four endplay tolerances (NOT to be confused with clutch clearances) that should be examined and corrected during repair. However, GM’s published rebuild procedure only references two of them! With two endplay tolerances being ignored, you can imagine why these meltdowns are occurring. Figure 1.The overdrive unit will work on the back of a Saginaw 4-speed as well. They really aren't any stronger. "Thunder is good, thunder is impressive, but it is the lightning that does the work." ... Gear it low in the rear, run a TH400, can still cruise highway speeds and get 20mpg off the gas, then lay into it and let the good times roll :beers: The concept of revenge predates legal history. But sometimes the need for vengeance can kick into overdrive – as in thes
Have a TH400 w/ GV overdrive and all it superior benefits, BUT have to cut up my nice car.-or-Settle for a beefed up 700R4 for about the same cost and have a less sturdy transmission and none of the racing performance advantages of the GV gear splitting, but my nice car does not get cut up. I wish GV would just engineer the unit to fit …Regarding trying 3.08's before an overdrive, consider how much time will be spent at highway speeds. I have 3.07's behind a low-rpm, torquey 454 and TH400. Traffic has gotten so bad in the last few years that I drive on the highway only about 50% of the time, which is the only time lowering rpm's is relevant.Reprint from Hot Rodding Magazine, September 2008. The gear Vendors overdrive kit for the Turbo 400 had everything we needed to add a pleasant 0.78 overdrive to our big-block ’68 Chevelle. The kit costs $2,595 (PN 3D0400AFS), and includes everything except labor and a shortened driveshaft. At $4.27 per gallon for 91 octane premium unleaded ...This is a very rare 12,000lb GVW overdrive unit for a short tailshaft TH400 manufactured by Doug Nash Engineering. This one is in good condition. The TH400 is an automatic shift, three-speed, longitudinally positioned transmission. It is widely regarded to be a supremely durable and legendary transmission. The TH400 is conservatively rated at 450 ft. lbs. of input torque. Aftermarket building techniques take it well past that figure. The GM factory officially refers to a 400 trans as a Turbo-Hydramatic (TH) and it first appeared in the GM lineup back in '64. The 400 moniker's origins are unknown. The transmission had a long ...Turbo 400 4x4 on sale with Free Shipping, Now offering TH400 4WD, TH-400, Monster 400 Transmission, heavy duty Th400 and heavy duty Turbo 400 with new lower prices 0 800-708-0087But the TH350 and TH400 three-speed versions (and their two-speed Powerglide cousin) fall short when it comes to highway cruising. The reason for this is the conspicuous lack of an overdrive gear ...Sep 27, 2018 · GEAR VENDORS provides an overdrive product to race cars and trucks up to 2,000 hp. This product is particularly well suited to the special demands of Drag We... This is a very rare 12,000lb GVW overdrive unit for a short tailshaft TH400 manufactured by Doug Nash Engineering. This one is in good condition.2-Speed Max Duty Outlaw T400 Transmission. Race Clutches and Steels. Increased clutch capacity in all positions - up to 9 forward, 8 direct and 6 intermediates. Blueprinted high-flow front pump with heat-treated tube or ATI Super Pump. Billet aluminum safety reverse transbrake valve body (band apply option available) Gear Vendors TH400 Under/Overdrive With 4" Tailhousing Give your transmission up to twice the forward gear ratios with the UNDER/OVERDRIVE auxiliary transmission from Gear Vendors. This supplemental planetary gearbox adapts to the output shaft of your existing transmission to provide an extra gear of 0.78 :1. Tighten the eight nuts and take the driveshaft with the new yoke (included) to the local driveshaft shop to be shortened (as per the instructions). Plug in the electronics and fill the overdrive with the recommended lube, and you are ready to drive. All trucks, rv’s, and vans have clearance for the overdrive but some cars and street rods can ...Parts Classifieds - Gear Vendors Overdrive for th400. Add overdrive to you 3-speed! - Technically a laycock unit (gearvendors before they had the name- same internal parts and assembly) this is for a short tail turbo 400. Since these pics it has been bead blasted clean and is ready to be bolted on! Has a new...Underdrive And Overdrive Your Factory Transmission With Some Help From Gear Vendors. ... TH350, TH400, 700-R4, 4L60E, M21, M22, and T-10. Simply put, a Gear Vendors unit replaces the existing ...These overdrive packages add up to a much improved driving experience. The engine is less stressed on the highway, which means you’re less stressed, and the ride is quieter with lower engine speed and less fuel consumption. Swap that Powerglide, C4, TH400, 700R4 or TH350 with one of our Packages.C3 General - C3 transmission swap for overdrive. Advice from a mechanic. - Hey ya'll. ... I'm going to swap out my TH400 for either a beefed up auto overdrive or a TKO600. I'm still researching, but don't want to run 3000 rpm once I've rebuilt my drive train. Good luck! Reply Like 10-19-2016, 05:34 AM ...The Gear Vendors under/overdrive is an extremely heavy-duty auxiliary transmission that's easy to install, gives you a 0.78:1 underdrive or overdrive, can improve your fuel mileage up to 20 ... The Truck was rented for the 2004 Quatar Rally and won that event also. Chevrolet Pro Truck – 850hp with a Th400 and Gear Vendors Under/Overdriveâ„¢ used in all the championships. [email protected]. GEAR VENDORS, INC. 1717 North Magnolia Avenue, El Cajon, CA 92020. Toll Free 800-999-9555 • Telephone (619) 562-0060 • Fax (619) 562-1186. The AGPS gene provides instructions for making an enzyme known as alkylglycerone phosphate synthase. Learn about this gene and related health conditions. The AGPS gene provides ins... GEAR VENDOR OVERDRIVE INTERNAL PLANETARY SET WITH ELECTRIC VSS LATE TH400 & 4L80. Pre-Owned. $1,500.00. transmart4x4usainc (1,295) 100%. Buy It Now. Free shipping. 1965-UP GM CHEVY TH400 TH375 GEAR VENDOR OVERDRIVE BRAKE TYPE HOUSING WITH SEAL. Parts Only. $350.00. The Insider Trading Activity of Forkey Joseph Norman on Markets Insider. Indices Commodities Currencies StocksDescription: TH-2004R 4 speed AT/Overdrive Transmission Kit- Rated for 700 HP (bolts directly to Pontiac blocks with no adapter plate) ... Description: TCI TH400 B.O.P. Super Street Fighter Auto Shift Transmission 4" Tail Shaft-Without Trans Brake Item #: TCI-211305. Condition: New. $299 handling fee will be charged in the cart and covers all ...The TH400 is an aluminum cased three speed automatic transmission that was produced by GM. It was introduced for the 1965 model year and made its debut in Cadillacs, and is respected for its durability and adaptability. The TH400 came in two wheel drive and four wheel drive vehicles, passenger cars and heavy duty trucks, as well as GM vehicles ...GVW or Gross Vehicle Weight. This name change was necessary as it made readily identifying the transmissions easier. This was also the year an early introduction of the 4L80-E transmission, the successor of the Turbo 400 Transmission that has overdrive, was made. The TH400 transmission is an electronically-controlled, heavy-duty version of a ...February 7, 2013, 12:37 PM. I'm seriously considering a GV overdrive for my 55 chevy, in case you don't know it has a mild blown big block, and TH400, and I drive it everywhere as well as race occasionally. I don't really know how a GV operates, as far as how automatic the shifting is, how downshifting works, whether Park still works, etc. Introduced in 1964, the TH400 is an automatic shift, three-speed, longitudinally positioned transmission. It is highly regarded for its supreme durability. This model has a conservative rate of 450 ft. lbs of input torque, though that can be easily upgraded with aftermarket improvements. Automatic 4-Speed BW 4401 2 1/2″ Tailhousing 4L80E w/fixed yoke, Gas Engine.Replaces 2 1/2″ tailhousing, requires GM speed buffer (incl).99-02 4×4 1 ton dually extended and crew cab trucks, check tail length and yoke to confirm & provide axle ratio and tire size. Price : $3,795.00.TH400 - Turbo 400 Planetary Overdrive. An overdrive unit is designed to maintain cruising speeds of the vehicle while simultaneously reducing the RPM produced in order to better fuel economy and prevent excess noise and wear made by the various parts of the transmission.GM TH400. JEGS 555-62014 Transmission Rebuild Kit Features: All-in-one complete rebuild kit takes the guesswork out of transmission repair; Fits 1965 through 1987 th-400 transmission with non-lockup converter and 30-spline input shaft;Tighten the eight nuts and take the driveshaft with the new yoke (included) to the local driveshaft shop to be shortened (as per the instructions). Plug in the electronics and fill the overdrive with the recommended lube, and you are ready to drive. All trucks, rv’s, and vans have clearance for the overdrive but some cars and street rods can ...We slow the engine down about 30% with an overdrive, but we don't see 30% economy increase, more like 10%. If your big block gets 10 MPG normally, it'll get 11 with overdrive. If you drive 5000 miles per year @ 10mpg = 500gal.This guide can tell you what's involved with—and needed for—swapping any trans into your Bow Tie. Easy Swaps. By far the most popular conversion is swapping out an original two-speed ...But the TH350 and TH400 three-speed versions (and their two-speed Powerglide cousin) fall short when it comes to highway cruising. The reason for this is the conspicuous lack of an overdrive gear ... Description. Automatic 3-Speed TH 400 4″ Tailhousing. Replaces 4″ tailhousing. Small block and Big bl