Description
This BlackHeart LS/LT engine swap transmission crossmember is for 1963-1972 GM C10 trucks. It is designed specifically for use with Hooker Blackheart engine swap brackets and exhaust components to simplify your LS/LT swap. Provides bolt-in installation of 4L80 or TH400 transmission and up to 3″ exhaust without hanging below frame rails.
Features:
- Easy to install, bolt in Crossmember for use with 4L80 or TH400 trans
- Designed using CAD (computer aided design) modeling/FEA (finite element analysis) analysis for optimal fitment, strength, weight, safety and appearance
- Welded steel construction for superior strength
- Provides an optimum engine/transmission inclination angle that is critical to obtaining suitable U-joint working angles, when installed with Hooker BHS511 engine mounts
- Designed in conjunction with Hooker BlackHeart C10 engine swap parts to provide bolt-in installation of BlackHeart LS and LT swap manifolds, headers and exhaust systems
- Provides the highest clearance available for up to 3″ exhaust systems eliminating any lowering concerns or issues
Specs:
| Application | 1963-1966 GM C10 Trucks Gen-V LT Swap |
|---|---|
| Application | 1963-1966 GM C10 Trucks LS Swap |
| Application | 1967-1972 GM C10 Trucks Gen-V LT Swap |
| Application | 1967-1972 GM C10 Trucks LS Swap |
| Brand | Hooker BlackHeart |
| Emission Code | 6 |
| Material | Steel |
| Product Type | Transmission Crossmember |
| Transmission | 4L80E |
| Transmission | TH400 |
| Transmission Type | 4L80 or TH400 |
Application:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1963-1972 | Chevrolet | C10 Pickup | Base |
| 1967-1972 | GMC | C15/C1500 Pickup | Base |




