Ignition Timing
Engine Base Timing (Crankshaft Mark) TDCIgnition Timing not adjustable on any engine
NOTE: If the V8 mark on each camshaft drive gear is at the twelve o'clock positon, the engine is at TDC (cylinder # 1) on the exhaust stroke. If the V8 mark on each gear is at the six o'clock position, the engine is at TDC (cylinder # 1) on the compression stroke.
NOTE: Both Right Hand (RH) and Left Hand (LH) Camshaft Sprocket, V8 Marks must be at the 12 o'clock or six o'clock position for engine base timing to be correct.