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Trans-Dapt Performance Non-200R4 Framerail Extension Adapter Kit; '78-88 GM A/G-Body (Use with TD#6422)

$55.86 Sale:$49.81

Trans-Dapt Performance

Model #6423


Shopper Award

Trans-Dapt Performance Products has been manufacturing products to assist gearheads install an LS engine into a wide variety of classic GM cars and trucks since 2001, when they released universal-use engine adapter plates. Since this early start in the LS engine swap market, Trans-Dapt has dramatically expanded its LS engine swap product line to include precise fitting, application specific engine and transmission mounting components.

This steel frame rail adapter kit alters the crossmember attachment holes on 1978-87 A/G-body cars that do not have a THM200R4 frame rail extension on the Driver (left) side. The adapter allows you fasten Trans-Dapt's 6422 LS into 1978-88 GM A-Body and G-Body transmission crossmember to the frame. Trans-Dapt's #6422 crossmember is for installing a T56, TH400, 4L60, 65, 70 or 4L80E transmission with an LS engine in 1978-81 GM A-Body, or 1982-88 GM G-Body cars.

Framerail Adapter Kit For 1978-88 GM A/G-Body cars without Driver (left) Side 200R4 Frame Extension; For Use with Trans-Dapt #6422 LS in G-Body Transmission Crossmember

Features

  • Engine: Chevy LS Series
  • Bolt On: Yes
  • Bolts/Studs Included: Yes
  • Bracket Finish: Black Paint
  • Bushing Color: Black
  • Bushing Material: None
  • California Proposition 65: WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Contents: Crossmember adapter bracket, 1 plate
  • Dampening Type: Pad
  • Drop Distance: No Drop
  • Fastener(s) Included: Yes
  • Finish: BLACK Painted
  • Finish Type: Black Painted
  • Installation Hardware Included: Yes
  • Kit Type: Adapter Bracket Only
  • Material: Steel
  • Mounting Bracket Included: Yes
  • Mounting Hardware Included: No
  • Vehicle Use: A-Body (GM) 1978-81
  • Welding Required: No
  • Transmission Compatibility: 4L70E
  • Installation Notes: For use with Trans-Dapt #6422

Notes:

Notes: For LS Engine Swaps

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

https://www.P65Warnings.ca.gov

Vehicle Engine Notes
1978-1981
Buick Century

  • Notes: LS Engine Swap
1978-1987
Buick Regal

  • Notes: LS Engine Swap
1978-1987
Chevrolet El Camino

  • Notes: LS Engine Swap
1978-1983
Chevrolet Malibu

  • Notes: LS Engine Swap
1978-1988
Chevrolet Monte Carlo

  • Notes: LS Engine Swap
1978-1987
GMC Caballero

  • Notes: LS Engine Swap
1978-1981
Oldsmobile Cutlass

  • Notes: LS Engine Swap
1978-1987
Oldsmobile Cutlass Supreme

  • Notes: LS Engine Swap
1982-1986
Pontiac Bonneville

  • Notes: LS Engine Swap
1981-1987
Pontiac Grand Prix

  • Notes: LS Engine Swap

Trans-Dapt Performance Banner

Who is Trans Dapt Performance?

Trans Dapt Performance is an aftermarket company that is widely recognized in the automotive industry. It was founded by Willie Garner and initially started his business manufacturing and selling transmission adapters in his small garage. His products were a huge success that later on he was selling them beyond his peers and sold them to performance companies. Today, they are considered the leading company when it comes to manufacturing adapters.

Parts For All Your Needs 

The company has come a long way since its humble beginning and has expanded its product offering by manufacturing not just transmission adapters but also for carburetors and engines. They also have chrome pieces that help improve the looks of your engine bay. Likewise, they offer other aesthetic parts such as oil pans, dip sticks, throttle cables, differential covers and more. With a wider range of products to choose from, they have become a favorite of muscle cars and hot rod builders.

Purchase Trans Dapt Performance Products at Vivid Racing

If you are in search of a quality product that would allow you to mix and match different engine, transmission, and carburetor configurations, then Trans Dapt Performance is the brand for you. Using their years of experience, they are able to develop and innovate their products to keep up with the ever-changing trend of automotive technology. All their products are proven to work both well on the street and on the track. Visit Vivid Racing and check out their list of products that would fit your specific needs.




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