This precision-engineered cylinder head is designed specifically for Isuzu NPR, NPR-HD, and NQR trucks equipped with 4HE1 4.8L engines from model years 1998 to 2004. As a critical component of your engine's performance, this cylinder head serves as the foundation for optimal combustion and power delivery. The unit features a durable cast construction with a black finish and comes ready to install as a complete assembly. Manufactured to meet OEM specifications. The cylinder head includes all necessary mounting points and passages for proper coolant flow and valve operation. This replacement part is backed by a 1-year manufacturer warranty, providing peace of mind for your engine rebuild or repair project. Whether you're a professional mechanic or an experienced DIY enthusiast, this cylinder head offers a reliable solution for restoring your Isuzu truck's engine performance to factory standards.
COMPATIBLE VEHICLE: Cylinder head designed specifically for Isuzu NPR, NPR-HD, and NQR trucks equipped with 4HE1 4.8L engines from model years 1998-2004
DURABLE CONSTRUCTION: Manufactured with high-quality materials featuring a black finish for long-lasting performance and reliability in demanding engine applications
OEM
8973583662 / 8973583661 / 8973583660
Specifications
| SKU / Part Number | 7358366 |
|---|---|
| Brand | CHM |
| OEM | 8973583662, 8973583661, 8973583660, 5112800023, 8971482081, 8971482082, 8971482083
|
| Weight | 125 lb |
| Dimensions (L × W × H) | 28 in × 12 in × 8 in |
| Category | Engine Parts |
Compatibility
| Make | Model | Years | Engine | Liters | Fuel |
|---|---|---|---|---|---|
| Isuzu | NPR | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NPR-HD | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| Isuzu | NQR | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Chevrolet | W3500 Tiltmaster | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| Chevrolet | W4500 Tiltmaster | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| Chevrolet | W5500 Tiltmaster | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| GMC | W3500 Forward | 1998–2004 | 4HE1-TC | 4.8 | Diesel |
| GMC | W4500 Forward | 1999–2004 | 4HE1-TC | 4.8 | Diesel |
| GMC | W5500 Forward | 1999–2004 | 4HE1-TC | 4.8 | Diesel |









