LT4 6.2L engine: specs, donor vehicles & swap notes
| Spec | Value |
|---|---|
| RPO | LT4 |
| Family | Generation V |
| Years | 2015–present |
| Displacement | 6.2 L / 376 ci |
| Horsepower | 640–682 hp |
| Torque | 630–659 lb-ft |
| Bore × stroke | 4.065 × 3.622 in |
| Compression | 10.00:1 |
| Block | aluminum |
| AFM/DOD | Yes |
Aluminum, supercharger, supercharger (Escalade-V), VVT, AFM, DI, dry sump (Corvette)
Specs from secondary sources; GM ratings varied by year and vehicle.
Donor vehicles with the LT4
Where to find one at the junkyard. Confirm with the RPO sticker in the glovebox or the 8th VIN digit.
| Vehicle | Years |
|---|---|
| Arash AF10 Hybrid | 2016–present |
| Cadillac CT5-V Blackwing | 2022–present |
| Cadillac CTS-V | 2016–2019 |
| Cadillac Escalade-V | 2023–present |
| Chevrolet Camaro ZL1 | 2017–2024 |
| Chevrolet Corvette Z06 | 2015–2019 |
Next steps
- Find a cam for the LT4
- Compare every LS donor engine
- Size injectors and fuel pump
- Swap guides by vehicle
Sources