2001 Polaris SLH, Virage PWC Factory Service Manual, Page 233Get this manual
Electrical Systems Ignition Timing AdjustmentIgnition Point Adjustment Unit
1Set timing as indicated in previous section 2Remove battery cover and exhaust hoses as required to access the battery and electrical box3Remove negative (-) cable from battery terminalIgnition Point Adjustment Unit Part Number 2872290
Carefully open the electrical boxRemove the LR module and the COl