GM Marine Rebuilt Engines
Browse our GM marine rebuilt engines below. If you have a question or don’t see the engine you are looking for, email us or call us at 713-370-5517 and we will be happy to answer your questions. We can build your engine to suit your needs, so please contact us if you would like a custom engine quote.
| CID | Liters | Cylinders | Description | Std Rotation | Rev Rotation | Core |
| 181 | 3.0 | 4 | $1395.00 | $400.00 | ||
| 250 | 4.1 | 6 | $1295.00 | $300.00 | ||
| 262 | 4.3 | V6 | 2 Piece Rear Main Seal | $1195.00 | $300.00 | |
| 262 | 4.3 | V6 | 1 Piece Rear Main Seal | $1395.00 | $1595.00 | $400.00 |
| 262 | 4.3 | V6 | Roller Lifters - Balance Shaft | $1695.00 | $400.00 | |
| 283 | 4.6 | V8 | $1295.00 | $1425.00 | $300.00 | |
| 305 | 5.0 | V8 | $1295.00 | $1425.00 | $300.00 | |
| 327 | 5.4 | V8 | $1295.00 | $1425.00 | $300.00 | |
| 350 | 5.7 | V8 | 2 Piece Rear Main Seal | $1395.00 | $1525.00 | $300.00 |
| 350 | 5.7 | V8 | Tall Heads | $1495.00 | $1625.00 | $400.00 |
| 350 | 5.7 | V8 | Roller Lifters - Tall Heads | $1695.00 | $400.00 | |
| 350 | 5.7 | V8 | Plastic Front Cover | $1795.00 | $500.00 | |
| 454 | 7.4 | V8 | 330 HP 2 Piece Rear Main Seal | $1695.00 | $1825.00 | $700.00 |
| 454 | 7.4 | V8 | 365 HP 2 Piece Rear Main Seal | $1995.00 | $2125.00 | $1500.00 |
| 454 | 7.4 | V8 | 330 HP 1 Piece Rear Main Seal | $1995.00 | $2125.00 | $700.00 |
| 454 | 7.4 | V8 | 365 HP 1 Piece Rear Main Seal | $2295.00 | $2425.00 | $1500.00 |
| 454 | 7.4 | V8 | Roller | $2395.00 | $800.00 | |
| 496 | 8.1 | V8 | $2995.00 | Call | ||
| 502 | 8.2 | V8 | 2 Piece Rear Main Seal | $2795.00 | $2995.00 | Call |
| 502 | 8.2 | V8 | 1 Piece Rear Main Seal | $2995.00 | $3195.00 | Call |
Blog Posts on GM Marine Rebuilt Engines
USA Motor Supply Loves Competition With GM Marine Rebuilt Engines.
USA Motor Supply builds a quality GM marine rebuilt engine that lasts! Power is not a problem. We design engines around your boat and use; optimizing performance. Whether you need a GM marine engine replacement or just more power, our marine crate engines are a great value and can run hundreds of dollars less than a GM marine engine, OMC marine engine, Volvo marine engine or Mercruiser marine engine. So when it comes to GM rebuilt marine engines we love our product and we love competition, because competition makes us better. Just call and let’s discus specifications. 713-370-5517