Honda 12100-PM6-000 Cylinder Head Assembly

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It is required that the cylinder head should be detached when the engine is cold; no traces of oil, scale or carbon deposits are allowed on any part, and no part must be scored or scratched to disturb the mating surfaces. In case you have holes for oil to drip, or orifices, remember to blow them with compressed air after washing. When parts are not returned it is recommended that they be coated with rust preventive spray in order to prevent them from rusting. During the process of coolant draining one should be very careful since ethylene glycol contained in the antifreeze is toxic to pets and can result to their death, it also requires a sealed container. For 1342cc and 1488cc engines, relieve the fuel pressure, remove the battery negative terminal and the front cover, drain the cooling system and eliminate the air cleaner and other ancillaries. Open the fuel line, unplug all the various hoses and wires, and loosen the cylinder head bolts to relieve pressure, and then in order to prevent the head from warping: For 1493cc and 1590cc engines it has been documented to begin with disconnecting the battery and draining the cooling system with the engine off. Some of the things to do include; eradicating necessary hoses, belts and brackets, off essential hoses belts and brackets, slackening the timing belt before eliminating the cylinder head bolts. Installation involves the use of new gaskets, proper positioning, and correct torque of bolt by following a sequence. Cleaning and inspection involve the taking of measurements about valve stem as well as the determination of wear or damage and where present resurfacing involves checking for warpage and those that exceed the specified limits are taken to the machine shop.