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Get the #1 cyl; at t.d.c. mark the pulley and crankcase in line underneath.For every 2inchs diammeter of pulley measure,017 for every degree of timing. E.G.- for 8 degrees before T.D.C. measure 8x.o17 if the pulley measures 6inches diameter. It will be 3x.o17 x 8 =.408 on surface of pulley. |