This compact overdrive was used from 1981 to 1987 in everything from full size Cadillac's to the Buick GNX. It is the same overall length and output spline as the short tail turbo 350 and comes in the Chevrolet, and Buick, Olds, Pontiac bolt patterns. This is an excellent trans for cruisers and daily drivers including light pickups with up to 350 horsepower. The first gear ratio is 2.74 to 1 and overdrive in .67 to 1.


This is the transmission of choice for anyone looking for maximum performance and economy at a minimum investment. We also provide a custom rebuild service for Monte Carlo SS and Buick Turbo owners who want to retain the original trans but would like a performance oriented rebuild to cope with their power upgrades. Call for more details.

Overall length 27 3/4”, Face to mount distance 26 7/8”, Ratios: 1st 2.74, 2nd 1.57, 3rd 1.00, 4th .67

Models :

 Heavy duty replacement trans, built and modified for up to 300hp, includes heavy duty lock-up torque converter and stall speed available up to 1800rpm.

Street/Strip trans features modified high performance pump, hardened stator and reaction shell, increased capacity Borg Warner clutch packs, high performance band, modified valve body, single wire lockup system and high performance servo for up to 390hp, Also includes or Torque Max street/strip torque converter which comes with heavy duty clutch, fully tig welded construction and full needle bearings, stall speed available to 2600rpm.

About Phoenix Transmission Products

Phoenix Transmission Products has been providing quality performance built automatics since 1983. Its is our mission to provide the best in service and products for all your transmission needs. We are a company owned and operated by car enthusiasts who understand the value of your project and will work with you to achieve your performance objectives.

All transmissions are custom built to order to provide a trans and converter matched to your engine, vehicle, and driving requirements. Unlike many of our competitors, all of our torque converters are built in house to insure the greatest compatibility and highest quality possible. All of our performance automatics are thoroughly Dyno tested in our 15,000 square foot manufacturing facility in Weatherford, Texas, just 30 minutes west of the Dallas/Fort Worth Metroplex. You’re welcome to come by and visit us if you’re in the area, we’re always glad to see you! Call or e-mail us with any questions you may have about our products and services. We’re here to help!

For more information or to place an order, please contact us via E-mail [email protected] or by phone at 817-599-7680 , Sales 1-866-SHIFTUP

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Contact Us Toll Free (877) 700-2468 (US) or (208) 562-0470 (Outside US)
230 S. Cole Rd, Boise, ID 83709