selling maximum rpm big valve head milled .070 thousands with cam, Keihin PE20 carb with throttle cable and intake, maximum rpm exhaust, koso variator with 4.75gram and 5.5 gram rollers, new 1500rpm torque spring, 1250rpm torque spring, and Koso clutch bell. Exhaust, variator, 1250rpm torque spring, and clutch bell have 5hrs on them. head has 2 hrs tops. Looking to get $400 cost over $1100. Son is looking to ride 2 wheels so just going to keep the quad stock and take the loss on the parts. Pay pal prefered. Willing to ship. If interested pm me. All except carb were bought from Maximum RPM

Maximum RPM head, exhaust and Koso variator for Can-am DS90

Head, intake, carb and variator parts will fit on a polaris 90 4-stroke too. not sure on the exhaust.
Maximum RPM prices below
Head and cam -$599.00
Exhaust -$299.95
Koso variator -$72.95
Koso clutch bell -$69.95
Variator face plate -$39.95
Rollers -$19.95 a set
Torque springs -$16.95 each

 

sold