EngineQuest IMCA Legal Cast Iron Cylinder Head - IMCA Sport Mods and Hobby Stocks Spec Head - Bare - Intake Runners: 167cc, Combustion Chambers: 76cc, Intake/Exhaust Valve: 1.94", 1.50" Hydraulic Throw-Out Bearing quick release

quick release

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EngineQuest IMCA Legal Cast Iron Cylinder Head - IMCA Sport Mods and Hobby Stocks Spec Head - Bare - Intake Runners: 167cc, Combustion Chambers: 76cc, Intake/Exhaust Valve: 1.94", 1.50" Hydraulic Throw-Out Bearing quick releaseThe sole legal spec head option for small block Chevy powered IMCA Sport Mods and Hobby Stocks. Cast iron cylinder head is a direct replacement for OEM Chevy 350 head that include 167cc intake ports, 76cc combustion chambers, 1. 94" intake and 1. 50" exhaust valves. head feature a superior port finish for increased air flow, redesigned water passages for improved cooling, thicker decks and a three angle valve job. Head is serial numbered and includes