Vertex Top End Piston Kit Size B Yamaha YZ125 2005 - 2021 Gearbox Oil Don't Throw Your Dented Pipe

Don't Throw Your Dented Pipe Away

Strength inserts for added flexibility and comfort

whilst also removing sand and clay stains

penetrating action

Special alloy steel

Vertex Top End Piston Kit Size B Yamaha YZ125 2005 - 2021 Gearbox Oil Don't Throw Your Dented PipeVertex top end kits include; piston, rings, circlips, piston pin, base gaskets, head o rings and piston pin bearing. All pistons are heat treated with T 5 hardening and a tempering cycle New T box forgings and DLC coated wrist pins on forged pistons with highest compression ratios for increased strength and performance. Piston skirts are coated with a hi tech molybdenum disulphide for faster break in time Nitride coating for increased piston life Top