Intake and Exhaust Valves - Description

VALVES




Both the intake (4) and exhaust (5) valves are made of steel. The intake valve is 52.8 mm (2.08 inches) in diameter and the exhaust valve is 40.5 mm (1.59 inches) in diameter. All valves use three bead lock keepers (1) and retainers (2) to retain the springs (6) and promote valve rotation.