Fleece Performance FPE-61-10001-P-CL Freedom Series Duramax Cylinder Head with Cupless Injector Bore for 2001-2004 LB7 (Passenger Side) Fleece Performance CORE-2100 Material: A380 aluminum diecast with

Material: A380 aluminum diecast with CNC machined surfaces

The dampening pins are replaced and check plates are to prevent cavitation and all sealing surfaces are refinished and maintain less than 2 microns of flatness

Take your LB7 Duramax to the next level with BD's SuperMax SX-E turbo systems

and U-J bend sections

3 version testing a much more stringent test for safty then the old 29

Fleece Performance FPE-61-10001-P-CL Freedom Series Duramax Cylinder Head with Cupless Injector Bore for 2001-2004 LB7 (Passenger Side) Fleece Performance CORE-2100 Material: A380 aluminum diecast withFreedom 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,