Wiseco Piston Kit (992cc Big Bore) 4.50mm Oversize to 85.40mm Motorcycle PWC

  

This item fits the following models. Bore - Standard: 76.50mm. Bore - Actual: 81.00mm. Bore - Oversize: 4.50mm. Note: Cyl head machining required.

3189KD - 3.189 Semi Keystone Ring Set. CW20 - ROUND WIRE PIN LOCKS 20MM (PAIR). S423 - PistonPin 20mm x 2.185in. All Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced weight, improved heat transfer, and longer life. Diamond turned finish from one of the many CNC computer controlled turning centers guarantees you a perfect finish with no size variation. Wiseco pistons can be installed in any of todays cylinder bore compositions. Wisecos state-of-the-art computerized manufacturing facility is dedicated to supplying both the high-perfomance racer and recreational enthusiast with the finest forged piston available in todays market place. We must be notified within 24 hours of receipt of any missing, defective or damaged goods. Any item which has been used, worn, damaged or had tags/labels removed will not be eligible for return. Any damage claims may be exchanged for the identical item only.