Freedom Series 12V Cummins Cylinder Head (Street HD) Fleece Performance

Give new life to your engine with a brand new Freedom Series Cummins cylinder head. Each head is manufactured in our state-of-the-art Freedom Racing Engine shop and guaranteed to meet or exceed factory specifications. All heads are inspected, pressure checked, decked, painted, and ready for installation. Perfect for a daily driver or heavy duty towing application.Freedom Series Street HD 12 valve cylinder heads feature: Hardened, oversized press-in valve seats New heavy duty 160 lb valve springs New valves New casting No core charge Notes: Head gasket not included. We recommend use of Cummins P/N: 3283337 Follow All Installation Instructions; Valve lash required. Back off adjusters on rocker arms or damage will occur to the cylinder head.