James, o-ring countershaft / rocker arm shaft - 65-86 4-sp B.T. 1 used (NU): Countershaft. L83-85 XR 1000, 4 used (NU): Rocker arm shaft (right side of engine). 537017 Linear power band 1750-5500 RPM
Pay in 4 interest-free payments of $5.75 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 21 - Aug 26

























