Vertex 23391B Forged Replica Piston Kit - Standard Bore 76.96mm, 13.5:1 Compression body-mirror-block-offs and above are upgraded to

and above are upgraded to an 8pr RADIAL CARCASS for improved performance on todays performance UTVs

splicing or extensions needed

2006-2007 KTM 525 EXC-G

2014-2017 Yamaha PZ50XT Phazer XTX

2010-2015 Honda CRF250R

Vertex 23391B Forged Replica Piston Kit - Standard Bore 76.96mm, 13.5:1 Compression body-mirror-block-offs and above are upgraded toBore: 76. 96mm Compression: 13. 5: 1 Compression Sizing: Standard Bore All piston skirts are coated with a hi tech Molybdenum Disulphite coating for faster break in time and increased piston life. Cast Replica piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston. Forged Replica pistons are forged from 2618 aluminum for superior strength and durability. Forged High