This is a genuine Vitos Performance upper top end rebuild kit
Includes forged Vito's Performance POWER PRO Yamaha Banshee piston kit with gaskets
The pistons includes rings, circlips, and wrist pins
Gasket kit includes: Top end kit of Base gasket, head gasket, reed gaskets, and exhaust o-rings
Also includes silver cage wrist pin bearings - the best in the business
Will add 6 horsepower to any unported Banshee!
No special machining is required - drop in an go!
Available in these sizes
Size: 64.00mm - or Standard - PS
Size: 64.50mm - or .020 over - P2
Size: 65.00mm - or .040 over - P4
Size: 65.50mm - or .060 over - P6
Great performance for ported AND unported motors - these pistons add LOW to MID range power
Re-jetting is required since you will need more fuel for all the extra Horsepower and Torque