1. Ignition timing is checked with a timing light by observing the position of the stationary pointer and the marks stamped on the timing plate.
The timing plate is marked as follows:
"n"— Firing range for No. 1 (L.H.) cylinder
"T" ....Top Dead Center for No. 1 (L.H.) and No. 4 (R.H.) cylinders.
2. Connect the timing light to No. 1 (L.H.) spark plug lead wire.