Photo of LS swap transmission adapter bracket for non-200R4 G-Body vehicles

Transmission Crossmember Adapter Plate; LS in Non-200R4 78-88 GM A & G-Body Cars

LS into GM A/G-Body Car Transmission Crossmember Adapter Plate


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... (Read More)

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 bracket alters the crossmember attachment holes on a non-200R4 G-Body chassis, allowing 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 aids in the installation of 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.

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Part#6423
$39.10

Product Specifications

(PLEASE REVIEW THE FOLLOWING PRODUCT SPECIFICATIONS & FOOTNOTES THOROUGHLY)

  • Contents Crossmember adapter bracket, 1 plate
  • Drop Distance No Drop
  • Engine Chevy LS Series
  • Finish BLACK Painted
  • Installation Notes For use with Trans-Dapt #6422
  • Kit Type Adapter Bracket Only
  • Material Steel
  • Transmission Compatibility TH400
  • Transmission Compatibility 4L60E
  • Transmission Compatibility 4L65E
  • Transmission Compatibility 4L70E
  • Transmission Compatibility 4L80E
  • Transmission Compatibility T-56
  • Bolts/Studs Included Yes
  • Fastener(s) Included Yes
  • Installation Hardware Included Yes
  • Mounting Bracket Included Yes
  • Mounting Hardware Included No
  • Bracket Finish Black Paint
  • Bushing Color Black
  • Bushing Material None
  • Bolt On Yes
  • Dampening Type Pad
  • Welding Required No
  • Vehicle Use A-Body (GM) 1978-81
  • Vehicle Use G-Body (GM) 1982-88
  • California Proposition 65 WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
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