Automobile engine overhaul mainly includes the replacement of valves, pistons, cylinder liners, or cylinders, grinding shafts, etc. According to the standard of general 4S stores, they need to be replaced with 4 supporting devices, that is, pistons, piston rings, valves, valve oil seals, valve guides, crankshaft shingles, connecting rod shingles, timing belts, tensioning gulong.
Kung ang chain ay na -time, kinakailangan na baguhin ang chain chain, tensioner, bilang karagdagan sa machining, cylinder sleeve, paggiling baras, malamig na presyon ng conduit, ngunit kailangan ding palitan ang overhaul package, hubog na front seal, curved back oil seal, camshaft oil seal, oil pump, mas maraming research valve, atbp, kung minsan ay kailangan ding palitan ang mga panlabas na accessories tulad ng clutch disc, atbp. ang makina upang matiyak ang pagganap ng engine.
