Wiseco 4016M06500 Piston Kit - 4.00mm Oversized to 68.95mm, 10.25:1 Compression tires-wheels-hubs-replacement-parts-and-accessories The Geomax Enduro EN91 is

The Geomax Enduro EN91 is DOT approved for highway use

2017-2018 KTM 300 XC

1978-1983 Honda CR250R

1988-1989 Polaris Sport

2017 Arctic Cat HDX 700 CREW XT

Wiseco 4016M06500 Piston Kit - 4.00mm Oversized to 68.95mm, 10.25:1 Compression tires-wheels-hubs-replacement-parts-and-accessories The Geomax Enduro EN91 isBore: 68. 95mm Compression: 10. 25: 1 Compression Sizing: 4. 00mm Oversize SPECIFICATIONS. Displacement: 836cc. Bore Standard: 61. 00mm. Bore Actual: 65. 00mm. Bore Oversize: 4. 00mm. Stroke: 63. 00mm. Compression Ratio Actual: 10. 25: 1. Note: Cylinder boring required. ITEM CONTENTS. 2559XC 65. 00 mm Ring Set. CW15 ROUND WIRE PIN LOCKS 15MM (PAIR). S522 PistonPin 15mm x 2. 205in. NonChromed TW All Wiseco Pistons are forged from high silicon, low