Engine · 5.7L 8-cyl
300-RL03043A Engine interchange
300-RL03043A is a Redline engine interchange code that fits 20 vehicles from 1996–2000, option 5.7L 8-cyl.
INFERRED
Inferred: matched by vehicle specs. Likely right; confirm before you sell.
Fits
| Year | Make | Model | Option |
|---|---|---|---|
| 1996 | Chevrolet | C/K 2500 Series | 5.7L 8-cyl |
| 1997 | Chevrolet | C/K 2500 Series | 5.7L 8-cyl |
| 1998 | Chevrolet | C/K 2500 Series | 5.7L 8-cyl |
| 1999 | Chevrolet | C/K 2500 Series | 5.7L 8-cyl |
| 2000 | Chevrolet | C/K 2500 Series | 5.7L 8-cyl |
| 1996 | Chevrolet | C/K 3500 Series | 5.7L 8-cyl |
| 1997 | Chevrolet | C/K 3500 Series | 5.7L 8-cyl |
| 1998 | Chevrolet | C/K 3500 Series | 5.7L 8-cyl |
| 1999 | Chevrolet | C/K 3500 Series | 5.7L 8-cyl |
| 2000 | Chevrolet | C/K 3500 Series | 5.7L 8-cyl |
| 1996 | GMC | Sierra 2500 | 5.7L 8-cyl |
| 1997 | GMC | Sierra 2500 | 5.7L 8-cyl |
| 1998 | GMC | Sierra 2500 | 5.7L 8-cyl |
| 1996 | GMC | Sierra 3500 | 5.7L 8-cyl |
| 1997 | GMC | Sierra 3500 | 5.7L 8-cyl |
| 1998 | GMC | Sierra 3500 | 5.7L 8-cyl |
| 1999 | GMC | Sierra Classic 2500 | 5.7L 8-cyl |
| 2000 | GMC | Sierra Classic 2500 | 5.7L 8-cyl |
| 1999 | GMC | Sierra Classic 3500 | 5.7L 8-cyl |
| 2000 | GMC | Sierra Classic 3500 | 5.7L 8-cyl |
OEM numbers
How to verify
- Check the ID tag or engine code against the OEM numbers above.
- Decode the VIN to confirm year, model and powertrain.
- Compare the part physically: mounts, connectors and dimensions.
Information is a guide only. Verify fitment before sale. No warranty is given.
Last updated 2026-10-13