genuine new 6ct natural gas engine auto parts piston 4089346 3607354 3992118

engine parts
cylinder head, body, oil pan, etc.
crank and connecting rod mechanism: piston, connecting rod, crankshaft, connecting rod bush, crankshaft bush, piston ring, etc. valve train: camshaft, intake valve, exhaust valve, rocker arm, rocker shaft, tappet, push rod, etc. intake system: air filter, throttle, intake resonator, intake manifold, etc.
exhaust system: ternary catalyst, exhaust manifold, exhaust pipe.syi