... exhaust Valve Seat 1all kinds of -single cylinder diesel engine 2OEM/Small order accepted 3Long performance life single cylinder diesel ... /Needle valve spindleRocker arm, Rocker arm/bolt /seat /seat stub /seat shaft,Fuel injection, Fuel injection pump; Oil pump ... and exhaust pipe gasketDipsticks; Silencer; Gear, Bearing, Flywheel1.Single cylinder diesel engine models 165F, Z170F,R170A, Z175F,R175A ...