CYLINDER HEAD

Cylinder head specifications: combustion chamber volume: 75 cc / 95 cc, intake runner volume: 292 cc, exhaust runner volume: 100 cc ;intake valve diameter: 2.19 in., exhaust valve diameter: 1.76 in., valve stem diameter: 11/32 in., valve guides: manganese bronze, deck thickness: 5/8 in., valve spring diameter: 1.55 in., valve spring maximum lift: .700 in., rocker stud: 7/16 in., guideplate: hardended steel, pushrod diameter: 3/8 in., valve angle: tbd, exhaust port location: stock, spark plug fitment: 14 mmx 3/4 reach, gasket seat. -performer rpm 460 heads accept factory exhaust, aftermarket headers & factory valvetrain components. Requires the use of 3/8 in. diameter pushrods. Match w/ Edelbrock head gasket sets. Bare heads will have valve guides & seats installed, but will require final sizing & a valve job to match the valves you will be using. Recommended spark plugs are champion rc12yc or equivalent 14 mmx 3/4 in. reach w/ flat gasket seat. Deck thickness: 5/8 in., rocker stud diameter: 7/16 in., pushrod diameter: 3/8 in. (width of slot in guide plate).