Vernier Camshaft Sprocket

• Indispensable for effective tuning !
• To get the most capacity out of it, the timing must be precisely adjusted (especially at longer stroke, planed cylinder head, etc.)
• 8 index drill holes for adjusting the timing in 2 ° increments (referring to the crankshaft)
• Modified new component with precision drill holes and engraved inscription

Fits all SR500 and XT500