ʻO ka overhaul kaʻa kaʻa ka mea nui i ka hoʻololi ʻana i nā valves, pistons, cylinder liners, a i ʻole cylinders, grinding shafts, etc. E like me ke kūlana o nā hale kūʻai 4S maʻamau, pono lākou e pani ʻia me nā mea kākoʻo 4, ʻo ia hoʻi, pistons, piston apo, nā kiwikā, nā sila aila kīwila, nā alakaʻi kiwikā, nā huila crankshaft, nā huila hoʻohui, nā kāʻei manawa, nā huila hoʻopaʻa.
Inā hoʻopaʻa ʻia ke kaulahao, pono ia e hoʻololi i ke kaulahao manawa, tensioner, me ka hoʻohui ʻana i ka machining, cylinder sleeve, grinding shaft, cold pressure conduit, akā pono e hoʻololi i ka overhaul package, curved front oil seal, curved back oil seal. , Camshaft oil seal, oil pump, more research valve, etc., i kekahi manawa pono e pani i na mea o waho e like me ka clutch disc, etc. I ka pōkole, pono e ho'ololi i nā'āpana i maopopo'ole. e hoʻoponopono i ka ʻenekini e hōʻoia i ka hana o ka ʻenekini.