Aprilia Racing*** Superstock Piston Kit RSV4. Direct from Aprilia Racing Department. For '09-'13 RSV4-R, RSV4 Factory, and RSV4 APRC
Kit includes four pistons, with rings, and wristpins.
Pistons are CNC Machined Forged Aluminum. Compression ratio 14:1. Pistons are .010mm overbore from stock.
Installation is carried out exactly as described in the factory service manual. It is the purchaser's responsibility to ensure correct piston to bore clearance. Correct piston to bore clearances may require cylinder honing.*
*Professional Installation Required.
These pistons have deeper valve pockets than stock and are designed to be used with the Aprilia Racing Superstock Camshaft Kit. Seen at this link: Aprilia Racing Camshaft Kit
Due to international currency fluctuation, prices are subject to change without notice.
Please allow 3-5 weeks for delivery. All parts are ordered on an as needed basis.
***This part is for racing and closed circuit use only. It is not subject to any warranty coverage or consideration. All sales are final.