TOP END PISTON KIT VERTEX 66.34MM YAMAHA WR250 02-21 YZ250 02-21 YZ250X 16-21 Yamana Weighs only 1

Weighs only 1

- Flow drill front cap fixings

Viscosity 100°C: 7mm²/s

520VX3 x 138FB X'Ring solid bush chain w/ FJ clip link DID

Coils can short internally which gives good resistance but essentially fewer windings giving low voltage output

TOP END PISTON KIT VERTEX 66.34MM YAMAHA WR250 02-21 YZ250 02-21 YZ250X 16-21 Yamana Weighs only 1Vertex Pistons, manufactured in Italy, are renowned as a premier brand of replacement pistons globally, trusted by OEMs such as KTM, Husqvarna, Beta, and Gas Gas. The company collaborates with factory race teams to design state of the art, high quality pistons suitable for nearly any powersports application, ensuring they maintain their commitment to quality while offering products at an affordable price. Features: Comprehensive Kits: Vertex piston