Vertex Forged Top End Kit - Standard Bore 76.96mm, 13.5:1 High Compression - VTKTC22889C-1

Bore: 76.96mm<br>Compression: 13.5:1 High Compression<br>Sizing: Standard Bore<br><br>All piston skirts are coated with a hightech Molybdenum Disulfide coating for faster break-in time and increased piston life.<br> New T-box forgings and DLC coated wrist pins on forged pistons with highest compression ratios for increased strength and performance.<br> Cast piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston..<br> Forged pistons are forged from 2618 aluminum for superior strength and durability..<br> Forged High Compression pistons improve power and torque across entire rpm range..<br> Forged Replica pistons are forged OE replacements.<br> All pistons are heat treated with a T-5 hardening and tempering cycle..<br> Replica compatible with KTM 2-stroke pistons are factory supplied to compatible with KTM.<br> All rings are OEM replacements..<br> Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing or cam chain where applicable..<br><br>This item fits the following vehicle applications:<br>compatible with Yamaha YZ250F 2005-2007<br>