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Posted: Tue Mar 16, 2021 11:11 am
by wesk
You bring the engines #1 piston TDC on it's compression stroke. If the rotor is not pointed at the 7 O'clock position the oil pump/distibutor are not indexed properly. If #1 plug wire isn't located at the 7 O'clock position the plug wires are not arranged correctly as well.

The TM 9-8014 illustration of the plug wire arrangement was incorrect and was corrected by a change to the manual.

Image

If the cam was 180 out then the engine would not run at all.