– Grind 59a – Increased Torque thru entire RPM range. Easy bolt on power for the XS. Web Cam Grind 59a – Valve Lift .395 Duration 290 Degree, 1974-84 650 Yamaha.

Use Cam with a performance Valve Spring Kit.

Available for immediate delivery @ 199.00 Each

Return a good Cam core and we refund you $50.00 –

Why Wait !

( Includes a $50.00 refundable core Charge ).

Part #05-0027 $249.00 Ea.