Wiseco 4989M10241 102.41mm 10.5:1 Compression 675 Motorcycle Piston Kit

Bore: 104.75mm Compression: 10.5:1 Compression Sizing: 2.41mm OversizeSPECIFICATIONS. Displacement: 675.6cc. Bore - Standard: 100.00mm. Bore - Actual: 102.41mm. Bore - Oversize: 2.41mm. Stroke: 82.00mm. Cylinders: 1. Compression Ratio - Actual: 10.5:1. Dome Type: Dished. Skirt Coating: Moly. Dome Coating: None. Treatment: None. ITEM CONTENTS. 4032GFX - 102.41mm (4.032in.) Auto Ring Set- 1 cyl. S627 - PIN- 24MM X 2.5in. X 4.0MM WALL. W6045 - ROUND WIRE PIN RETAINER 24MM (PAIR) 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.1993-2009 fits HON XR650L 2012-2023 fits HON XR650L

• Wiseco's forged pistons are tougher and more durable than cast pistons, and will stand up to the abuse that high performance motorsport applications require
• Piston kits contain one piston, rings, piston pin and piston pin circlips
• Dished piston with moly-coated skirts
• 4032GFX ring set
• 675.6cc