Holley Replacement Main Body for 0-4779C BR20001 These cylinder heads include an WAR85330 Size:7-1/2 (60) C5 R4 Valve Ignition Wires

These cylinder heads include an adjustable rocker stud and guide plate set-up for use with adjustable rockers or washers to properly position the stud height to accommodate factory style self-aligning rocker arms

DO NOT USE END SEALS GASKETS

1983-1996 Ford F-350

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Dodge Ram Fullsize Truck 2003-07

Holley Replacement Main Body for 0 4779C BR20001 These cylinder heads include an WAR85330 Size:7 1 2 (60) C5 R4 Valve Ignition Wires These cylinder heads include an adjustable rocker stud and guide plate set up for use with adjustable rockers or washers to properly position the stud height to accommodate factory style self aligning rocker arms DO NOT USE END SEALS GASKETS