⚠ No shipping to California due to CARB regulation.
ALL NEW! Freedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and money with no more injector cups to install, leak, or worry about. Each cylinder head is assembled from a new casting in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected, pressure and leak tested, and are equipped with new valves, valve guides, springs, and valve seals. Perfect for the daily driver or towing application. Features Cupless injector bore - no injector cups to leak again ever! New aluminum casting New valves, valve guides, new springs, and new valve seals Pressure and leak tested Precision ground valves with a 45 degree angle CNC cut, multi-angle valve job Installation Notes We recommend using GM 12637788 head gasket (Grade C, Right) and GM 12637785 head gasket (Grade C, Left)
Freedom Series Duramax Cylinder Head with Cupless Injector Bore for 2001-2004 LB7 (Driver Side)
- Cupless injector bore - no injector cups to leak again ever!
- New valves, valve guides, new springs, and new valve seals
- Precision ground valves with a 45 degree angle
- Pressure and leak tested
- New aluminum casting
- CNC cut
Vehicle Fitment
| Years |
Make |
Model |
Trim |
| 2001–2004 |
Chevrolet |
Silverado 2500 |
|
| 2001–2004 |
Chevrolet |
Silverado 3500 |
|
| 2001–2004 |
GMC |
Sierra 2500 |
|
| 2001–2004 |
GMC |
Sierra 3500 |
|
|
| Air Freight Prohibited: false |
| Not Carb Approved: true |
| Carb Acknowledgement Required: true |
| Ltl Freight Required: false |
| Prop 65: Y |
| Part Type: automotive |
| Epa: N/A |
| Regular Stock: true |
| Units Per Sku: 1 |
