The Muzzy 995cc billet aluminum big bore kit for the XP-900 is at the top of the field in terms of performance, quality and overall value. The precision machined billet cylinder features a closed deck for improved cylinder rigidity and better head gasket sealing. The design also incorporates larger water jackets for better cooling.
The kit includes a nickel silicon carbide coated billet aluminum cylinder, two 99mm slipper type racing pistons, rings, pins, clips, head and base gaskets. Muzzy cams and valve spring kits are recommended for use with this kit.

These kits are currently in production. Pre-orders are being taken now. Get your order in early to guarantee delivery as quantities are limited.

11-12 Polaris XP-900 995cc Cylinder/Piston Kit
Includes Nickel silicon carbide coated cylinder billet cylinder, 99mm pistons, pins, rings, clips, head and base gaskets.

11-12 Polaris XP-900 Camshaft Set

Price does not include $295.00 refundable camshaft core charge.

11-12 Polaris XP-900 Valve Spring Kit