<p>Description Please Call For Availability 01-04 CHEVY DURAMAX DIESEL V8 6.6L SINGLE COMPLETE CYLINDER HEAD Assembled with Valves and springs Fully Nitride, Stellite faced Intake and Inconel Exhaust valves. 220 CFM on the exhaust. This is out of the box. There is room for custom porting to improve the flow. Valve, Intake, Duramax Diesel, 33mm x 126mm, 7mm Stem Valve, Exhaust, Duramax Diesel, 31mm x 126mm, 7mm Stem Guide, Valve, 7mm Dia., GM Duramax Diesel Valve Seat Insert, Intake 37.5mm OD x29mm ID x 9mm Tall Valve Seat Insert, Exhaust 36mm OD x 26.5mm ID x 9mm Tall Seal, Valve Stem, 7mm Dia., GM Duramax Diesel Spring, Valve, PAC-1214 Spring Seat, Valve Spring, .675in ID spring, 1.245in OD Retainer, Valve Spring, 7mm STEM, 24mm OD, 7.125degrees Valve Lock, 7mm Stem Bead</p>
Description Please Call For Availability 01-04 CHEVY DURAMAX DIESEL V8 6.6L SINGLE COMPLETE CYLINDER HEAD Assembled with Valves and springs Fully Nitride, Stellite faced Intake and Inconel Exhaust valves. 220 CFM on the exhaust. This is out of the box. There is room for custom porting to improve the flow. Valve, Intake, Duramax Diesel, 33mm x 126mm, 7mm Stem Valve, Exhaust, Duramax Diesel, 31mm x 126mm, 7mm Stem Guide, Valve, 7mm Dia., GM Duramax Diesel Valve Seat Insert, Intake 37.5mm OD x29mm ID x 9mm Tall Valve Seat Insert, Exhaust 36mm OD x 26.5mm ID x 9mm Tall Seal, Valve Stem, 7mm Dia., GM Duramax Diesel Spring, Valve, PAC-1214 Spring Seat, Valve Spring, .675in ID spring, 1.245in OD Retainer, Valve Spring, 7mm STEM, 24mm OD, 7.125degrees Valve Lock, 7mm Stem Bead
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