TCD 2015 Cylinder head W 01-01-01 Valve overlap means: The inlet valve starts opening,exhaust valve closes. 6 © 40629-0 Arrangement of the inlet and exhaust val- ves. IN = inlet valve EX = exhaust valve IN IN EX EX © 40630-0 Setting valve clearance Loosen lock nut (1). Press in the adjusting screw (2) to the stop. 2 1 © 40631-0 © 06/2006 8150-001 2/4