LS6 6.7L engine: specs, donor vehicles & swap notes
| Spec | Value |
|---|---|
| RPO | LS6 |
| Family | Generation VI |
| Years | 2027–present |
| Displacement | 6.7 L / 409 ci |
| Horsepower | 535 hp |
| Torque | 520 lb-ft |
| Bore × stroke | 4.065 × 3.937 in |
| Compression | 13.00:1 |
| Block | aluminum |
| AFM/DOD | Yes |
Aluminum, VVT, AFM, hybrid port/direct injection, dry sump
Specs from secondary sources; GM ratings varied by year and vehicle.
Donor vehicles with the LS6
Where to find one at the junkyard. Confirm with the RPO sticker in the glovebox or the 8th VIN digit.
| Vehicle | Years |
|---|---|
| Chevrolet Corvette C8 | 2027–present |
Next steps
- Find a cam for the LS6
- Compare every LS donor engine
- Size injectors and fuel pump
- Swap guides by vehicle
Questions about the LS6
- Truck intake vs LS6 intake
- Will an LS6 valley cover or a catch can stop my LS from drinking oil through the PCV?
Sources