hammered in with effort now a special tool performs the task mechanically in seconds the green light for assembly is about to be given by Foreman : ooh huh he is in charge of the workshop but first the fitters check the surfaces and the bearings once again large axis will illuminate the entire crankcase starting with the inlets and then continue with the main oil channels the two fitters job is to detect any contamination tiny burrs or metal splinters in one of the channels could cause serious problems later the main oil channel here has to