2001 Polaris SLH, Virage PWC Factory Service Manual, Page 232Get this manual
Electrical Systems Dynamic Ignition Timing AdjustmentAll Domestic Carbureted ModelsContinued
12Point timing light at inspection holeBe sure to vi ew the mark at 90 to the window to avoid misreadingNote the position of the scribed mark in relation to the pointer13If marks do not alignstop engine and reinstall dial indicator in Mag end cylinderRotate the engine until the mark is in the same position as sighted with the strobe lightRead dial indicator and compare reading to Degrees to Piston Chart on page 7.1
Ignition Timing Adjustment
1Remove flywheel cover23Loosen magnet holder screwsRotate magnet holder to adjust ignition timing Rotating the magnet holder clockwise (as viewed from the front) will advance the timing and rotating counterclockwise will retard timingMove the magnet holder in the opposite direction approxi mately the same amount as the mark must moveTighten screws securely