Valve Stem Length
Valve stem tips may be resurfaced on a valve grinder. DO NOT grind more than .020" (.5 mm) from valve stem tips. Standard intake valve length is 4.260" (108.2 mm). Exhaust valve length is 4.272" (108.5 mm).
Valve stem tips may be resurfaced on a valve grinder. DO NOT grind more than .020" (.5 mm) from valve stem tips. Standard intake valve length is 4.260" (108.2 mm). Exhaust valve length is 4.272" (108.5 mm).