BMP Offset Timing Keys are offset to advance timing by slightly rotating the flywheel in various degrees

featuring plug-and-play design that connects to the OEM wiring harness — no cutting or splicing required

If you are a technical rider that wants no-lag power the instant you hit the throttle

Just a quick snap into the recessed hole and you're done

Part #: 10-307

Primary Clutch / Oversize Rollers Category_Default Category/SLED/Yamaha/Mountain Max '20+ BMP Offset Timing Keys areTune your TRA to perfection with these stock or oversize rollers for your primary. Stong construction will not wear out quickly and roll extremely smooth. Choose from stock (10 gram), 1mm oversize (12. 5 gram), or 2mm oversize (15. 5 gram). Sold as a set of three.