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.
Specifications:
| Description_ASM |
1978-1981 Buick Century 4.8 Liter RWD, 1978-1981 Buick Century 5.3 Liter RWD, 1978-1981 Buick Century 6.0 Liter RWD, 1978-1987 Buick Regal 4.8 Liter RWD, 1978-1987 Buick Regal 5.3 Liter RWD, 1978-1987 Buick Regal 6.0 Liter RWD, 1978-1987 Chevrolet El Camino 4.8 Liter RWD, 1978-1987 Chevrolet El Camino 5.3 Liter RWD, 1978-1987 Chevrolet El Camino 6.0 Liter RWD, 1978-1983 Chevrolet Malibu 4.8 Liter RWD, 1978-1983 Chevrolet Malibu 5.3 Liter RWD, 1978-1983 Chevrolet Malibu 6.0 Liter RWD, 1978-1988 Chevrolet Monte Carlo 4.8 Liter RWD, 1978-1988 Chevrolet Monte Carlo 5.3 Liter RWD, 1978-1988 Chevrolet Monte Carlo 6.0 Liter RWD, 1978-1987 GMC Caballero 4.8 Liter RWD, 1978-1987 GMC Caballero 5.3 Liter RWD, 1978-1987 GMC Caballero 6.0 Liter RWD, 1978-1981 Oldsmobile Cutlass 4.8 Liter RWD, 1978-1981 Oldsmobile Cutlass 5.3 Liter RWD, 1978-1981 Oldsmobile Cutlass 6.0 Liter RWD, 1978-1987 Oldsmobile Cutlass Supreme 4.8 Liter RWD, 1978-1987 Oldsmobile Cutlass Supreme 5.3 Liter RWD, 1978-1987 Oldsmobile Cutlass Supreme 6.0 Liter RWD, 1982-1986 Pontiac Bonneville 4.8 Liter RWD, 1982-1986 Pontiac Bonneville 5.3 Liter RWD, 1982-1986 Pontiac Bonneville 6.0 Liter RWD, 1981-1987 Pontiac Grand Prix 4.8 Liter RWD, 1981-1987 Pontiac Grand Prix 5.3 Liter RWD, 1981-1987 Pontiac Grand Prix 6.0 Liter RWD |
| Description_DEF |
Automatic Transmission Mount Kit |
| Description_DES |
Non-200R4 Framerail Extension Adapter Kit; '78-88 GM A/G-Body (Use with TD#6422) |
| Description_INV |
TRANS-DAPT TRANSMISSION CROSSMEMBER |
| Description_EXT |
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 |
| Description_SHO |
TRANSMISSION MOUNT |
| Description_MKT |
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.
|
| Bolt On |
Yes |
| Bolts/Studs Included |
Yes |
| California Proposition 65 |
WARNING: Cancer. For more info visit www.P65Warnings.ca.gov |
| Bushing Color |
Black |
| Bracket Finish |
Black Paint |
| Bushing Material |
None |
| Finish Type |
Temporary Black Shipping Paint |
| Engine |
Chevy LS Series |
| Finish |
Temporary Black Shipping Paint. This coating is not intended To Be Final Finish. |
| Fastener(s) Included |
Yes |
| Dampening Type |
Pad |
| Contents |
Crossmember adapter bracket, 1 plate |
| Drop Distance |
No Drop |
| Mounting Bracket Included |
Yes |
| Product Type |
Transmission Mounts |
| Transmission Compatibility |
4L65E |
| Welding Required |
No |
| Transmission Compatibility |
4L70E |
| Photo Disclaimer |
Actual product design or construction may vary. |
| Transmission Compatibility |
4L80E |
| Installation Notes |
For use with Trans-Dapt #6422 |
| Installation Hardware Included |
Yes |
| Transmission Compatibility |
4L60E |
| Vehicle Family |
A-Body (GM) 1978-81 |
| Kit Type |
Adapter Bracket Only |
| Transmission Compatibility |
T-56 |
| Material |
Steel |
| Mounting Hardware Included |
No |
| Length |
5.0000 |
| Width |
7.0000 |
| Height |
7.0000 |
| Weight |
3.0000 |
