LSX454R engine: specs, donor vehicles & swap notes
| Spec | Value |
|---|---|
| RPO | LSX454R |
| Family | Aftermarket / OEM |
| Compression | 13.10:1 |
| AFM/DOD | No |
Crate engine; specs not in source table. Iron/Alum. heads
Specs from secondary sources; GM ratings varied by year and vehicle.
Next steps
- Find a cam for the LSX454R
- Compare every LS donor engine
- Size injectors and fuel pump
- Swap guides by vehicle
Sources