Timing mark setting for IC engine - has jig located on reference mark on engine housing to determine mark position

摘要

The positioning of a timing mark on the housing of the IC engine is set using a reference mark. The timing mark determines the angular position of the crankshaft of the engine. A positioning device is set against the reference mark and which determines the position of the timing mark so that it can be fixed to the housing in the correct relationship to the reference mark. The reference mark may be a groove.