Wiseco 4667M08900 Piston Kit (440cc Big Bore) - 4.00mm Oversize to 92.95mm, 11:1 Compression seats-safety-harnesses 2009-2010 Yamaha YFM450 Grizzly 4x4

2009-2010 Yamaha YFM450 Grizzly 4x4 Auto IRS

Built in microphone for speakerphone calls

2005 Polaris Sportsman 800 EFI

Included Neoprene grip donuts help reduce abrasion and thumb blisters

2017 Arctic Cat M 8000 Mountain Cat ES 162

Wiseco 4667M08900 Piston Kit (440cc Big Bore) - 4.00mm Oversize to 92.95mm, 11:1 Compression seats-safety-harnesses 2009-2010 Yamaha YFM450 Grizzly 4x4Bore: 92. 95mm Compression: 11. 1 Compression Sizing: 4. 00mm Oversize SPECIFICATIONS. Displacement: 435cc. Bore Standard: 85. 00mm. Bore Actual: 89. 00mm. Bore Oversize: 4. 00. Stroke: 70. 00mm. Cylinders: 1. Compression Ratio Actual: 11: 1. Note: Cylinder sleeving required. ITEM CONTENTS. 3504XC 89. 00 mm Ring Set. CW20 ROUND WIRE PIN LOCKS 20MM (PAIR). S553 PistonPin 20mm x 2. 185in. NonChromed TW All Wiseco Pistons are forged from high silicon,