VALVES, Intake and Exhaust: Description: Valves
WARNING: This page is about a different variant/trim than selected.
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.