Billet Pro V-Twin Head with Valves 53135
Billet Pro V-Twin cylinder heads for Kohler Command 25hp to 30hp blocks. Refinded combustion chamber for improved flame travel and high compression. Has Copper Seat Rings installed. Includes 1.750" Intake/1.400" Exhaust titanium valves by Victory Valve and Dart Machinery and standard .502" bronze guides. Heads use statndard Big Block Chevrolet roller Rocker Arms, 7/16" rocker studs and 7.500" length pushrods.