Vertex VTKTC22983B Forged Replica Top End Piston Kit - Standard Bore 77.96mm, 12.9:1 Compression tools-compression 1985-1987 Honda XL250R

1985-1987 Honda XL250R

1994-1995 Ski-Doo Grand Touring 800 SE

1997-1998 Yamaha XVZ1300AT Royal Star Tour Classic

2006-2014 Triumph Scrambler

1999 Honda TRX300EX Sportrax

Vertex VTKTC22983B Forged Replica Top End Piston Kit - Standard Bore 77.96mm, 12.9:1 Compression tools-compression 1985-1987 Honda XL250RBore: 77. 96mm Compression: 12. 9: 1 Compression Sizing: Standard Bore All pistons are heat treated with a T 5 hardening and tempering cycle. All piston skirts are coated with a high tech molybdenum disulphite coating for faster break in time and increased piston life. 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