Engine · OEM 12491865
300-RL03040A Engine interchange
300-RL03040A is a Redline engine interchange code that fits 31 vehicles from 1996–1998, option OEM 12491865.
INFERRED
Inferred: matched by vehicle specs. Likely right; confirm before you sell.
Fits
| Year | Make | Model | Option |
|---|---|---|---|
| 1996 | Chevrolet | Astro | OEM 12491865 |
| 1997 | Chevrolet | Astro | OEM 12491865 |
| 1998 | Chevrolet | Astro | OEM 12491865 |
| 1996 | Chevrolet | Astro Cargo | OEM 12491865 |
| 1997 | Chevrolet | Astro Cargo | OEM 12491865 |
| 1998 | Chevrolet | Astro Cargo | OEM 12491865 |
| 1996 | Chevrolet | Blazer | OEM 12491865 |
| 1997 | Chevrolet | Blazer | OEM 12491865 |
| 1998 | Chevrolet | Blazer | OEM 12491865 |
| 1996 | Chevrolet | C/K 1500 Series | 4.3L 6-cyl |
| 1997 | Chevrolet | C/K 1500 Series | 4.3L 6-cyl |
| 1998 | Chevrolet | C/K 1500 Series | 4.3L 6-cyl |
| 1996 | Chevrolet | S-10 | 4.3L 6-cyl |
| 1997 | Chevrolet | S-10 | 4.3L 6-cyl |
| 1998 | Chevrolet | S-10 | 4.3L 6-cyl |
| 1998 | GMC | Envoy | OEM 12491865 |
| 1996 | GMC | Jimmy | OEM 12491865 |
| 1997 | GMC | Jimmy | OEM 12491865 |
| 1998 | GMC | Jimmy | OEM 12491865 |
| 1996 | GMC | Safari | OEM 12491865 |
| 1997 | GMC | Safari | OEM 12491865 |
| 1998 | GMC | Safari | OEM 12491865 |
| 1996 | GMC | Safari Cargo | OEM 12491865 |
| 1997 | GMC | Safari Cargo | OEM 12491865 |
| 1998 | GMC | Safari Cargo | OEM 12491865 |
| 1996 | GMC | Sierra 1500 | 4.3L 6-cyl |
| 1997 | GMC | Sierra 1500 | 4.3L 6-cyl |
| 1998 | GMC | Sierra 1500 | 4.3L 6-cyl |
| 1996 | GMC | Sonoma | 4.3L 6-cyl |
| 1997 | GMC | Sonoma | 4.3L 6-cyl |
| 1998 | GMC | Sonoma | 4.3L 6-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