Product JET SKIPiston Back 12110-91B61 Piston-STD TIGER SHARK 1000 Brand: OSAKA MARINE Description: TIGER SHARK 1000_Piston-STD_12110-91B61 Bore-0.81 W/WASHER You May Also Be Interested In Piston-1.0 YAMAHA 500 13001-3722-02 Piston-0.5 KAWASAKI 750 5062799-27 Gasket Kit HUSQVARNA 09-710063 Gasket Set