EDELBROCK

Cylinder head specifications: combustion chamber volume: 100 cc, intake runner volume: 290 cc, exhaust runner volume: 110 cc, intake valve diameter: 2.19 in., exhaust valve diameter: 1.88 in., valve stem diameter: 11/32 in., valve guides: manganese bronze, deck thickness: 9/16 in., valve spring diameter: 1.55 in., valve spring maximum lift: .700 in., rocker stud: 7/16 in., guideplate: hardened steel, pushrod diameter: 3/8 in., valve angle: 26 Deg., exhaust port location: stock, spark plug fitment: 14 mmx 3/4 reach, gasket seat. -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 14 mmx 3/4 in. reach w/ flat gasket seat (champion rc12yc).