Product JET SKIPiston Back Piston-0.25 POLARIS 700/1050 Brand: OSAKA MARINE Description: POLARIS 700/1050_Piston-0.25 Bore 0.81 You May Also Be Interested In Piston-0.75 66E- YAMAHA 800 290-887-300 Piston-STD SEA-DOO 787 Piston Ring_R09-927 C16 Cable For Yamaha