- OHV
- 16 Valves
- FI, Naturally Aspirated, Gas
- HDE: (High Durability Engine)
- 4 Bolt Mains
- 1 Piece Rear Seal
- 7/16″ Thread on Front of Heads

| Blk cast | 182, High Durabilty Build |
|---|---|
| Block | Long Block |
| Cylinder | V8 |
| Eng pn | CH2375 |
| Eng type | Auto |
| Liter cid | 7.4 / 454 |
| Model | C, K Series Trucks, G Series Vans, P Series, Suburban |
| Vin | N |
| Yr | 1991, 1992, 1993, 1994, 1995, 1996, 1997 |