Aluminum Assembled Cylinder Head - GM SB Compatible - 220cc

Description: Get big power on a small budget with BluePrint Muscle Series cylinder heads! These lightweight aluminum heads bolt up to your small block Chevy and feature 220cc intake/67cc exhaust runners, 64cc combustion chambers, and 2.08" intake/1.60" exhaust valves. They're fully assembled with valve springs, retainers, locks, guide plates, studs, and seals. Manufacturer's part number -HP8103. Maximum Output for Less Money! Designed and Produced by BluePrint Engines Fully Assembled with Heavy Duty Components Backed by Our Full 12-Month Limited Warranty Intake: Intake Runner Volume (cc): 220cc Intake Port Location: Standard Intake Port Shape: Rectangular Intake Valves Included: Yes Intake Valve Diameter (in): 2.08 in. CFM Port Flow Average @ 28"  .100" – 76 .200" – 137 .300" – 189 .400" - 228 .500" – 254 .600" - 258 Exhaust: Runner Volume (cc): 65cc Exhaust Valve Diameter (in): 1.600 in. Exhaust Valves Included: Yes Port Shape: Square Exhaust Port Location: Raised .500 in. CFM