LMF 5.3L engine: specs, donor vehicles & swap notes
| Spec | Value |
|---|---|
| RPO | LMF |
| Family | Generation IV |
| Years | 2008–2014 |
| Displacement | 5.3 L / 325 ci |
| Horsepower | 315–320 hp |
| Torque | 335–340 lb-ft |
| Bore × stroke | 3.78 × 3.622 in |
| Compression | 9.60:1 |
| Block | iron |
| AFM/DOD | No |
Iron/Alum. heads, VVT*
Specs from secondary sources; GM ratings varied by year and vehicle.
Donor vehicles with the LMF
Where to find one at the junkyard. Confirm with the RPO sticker in the glovebox or the 8th VIN digit.
| Vehicle | Years |
|---|---|
| Chevrolet Express 1500 | 2008–2014 |
| GMC Savana 1500 | 2008–2014 |
Next steps
- Find a cam for the LMF
- Compare every LS donor engine
- Size injectors and fuel pump
- Swap guides by vehicle
Sources