Vertex Top End Kit - Standard Bore 101.97mm, 9.2:1 Compression VTK23623C | High Performance Engine Rebuild Kit for Motorcycles & ATVs | Perfect for Racing, Off-Road & Custom Builds

Bore: 101.97mmCompression: 9.2:1 CompressionSizing: Standard BoreAll piston skirts are coated with a hightech Molybdenum Disulfide coating for faster break-in time and increased piston life. New T-box forgings and DLC coated wrist pins on forged pistons with highest compression ratios for increased strength and performance. Cast piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston.. Forged pistons are forged from 2618 aluminum for superior strength and durability.. Forged High Compression pistons improve power and torque across entire rpm range.. Forged Replica pistons are forged OE replacements. All pistons are heat treated with a T-5 hardening and tempering cycle.. Replica compatible with KTM 2-stroke pistons are factory supplied to compatible with KTM. All rings are OEM replacements.. Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing or cam chain where applicable..This item fits the following vehicle applications:compatible with Yamaha YFM700 Grizzly FI 4x4 Auto 2007-2011compatible with Yamaha YFM700 Grizzly FI 4x4 Auto EPS 2007-2011compatible with Yamaha YFM700 Grizzly FI 4x4 Auto EPS SE 2009-2011compatible with Yamaha YFM700R Raptor 2011compatible with Yamaha YFM700R Raptor 2006-2009compatible with Yamaha YFM700R Raptor GYTR Edition 2007compatible with Yamaha YFM700R Raptor SE 2007-2011compatible with Yamaha YXR700F Rhino 700 FI 2011compatible with Yamaha YXR700F Rhino 700 FI 2008-2009compatible with Yamaha YXR700F Rhino 700 FI Ducks Unlimited 2008-2009compatible with Yamaha YXR700F Rhino 700 FI Special Edition 2008-2009compatible with Yamaha YXR700F Rhino 700 FI Sport Edition 2011compatible with Yamaha YXR700F Rhino 700 FI Sport Edition 2008-2009

All piston skirts are coated with a hightech Molybdenum Disulfide coating for faster break-in time and increased piston life

New T-box forgings and DLC coated wrist pins on forged pistons with highest compression ratios for increased strength and performance

Cast piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston.

Forged pistons are forged from 2618 aluminum for superior strength and durability.

Forged High Compression pistons improve power and torque across entire rpm range.