Wiseco 840M05400 Piston Kit - Standard Bore 53.94mm brake-brake-calipers-brake-caliper-rebuild-kits Use with stock or FMF

Use with stock or FMF header

Do not include rocker arm components

virtually eliminates oil consumption and keeps hot engines protected on long tours

Blow-off valve and 3 Bar map sensor included

5:1 compression (w/ stock 85cc heads) makes for a very streetable and dependable engine that also responds well to performance cams

Wiseco 840M05400 Piston Kit - Standard Bore 53.94mm brake-brake-calipers-brake-caliper-rebuild-kits Use with stock or FMFBore: 53. 94mm Compression: Standard Compression Sizing: Standard Bore SPECIFICATIONS. Displacement: 125cc. Bore Standard: 54. 00mm. Bore Actual: 54. 00mm. Bore Oversize: STD. Stroke: 54. 5mm. Cylinders: 1. Note: Pro Lite. ITEM CONTENTS. 2126CS 54. 00 mm Ring. CW15 ROUND WIRE PIN LOCKS 15MM (PAIR). S632 PistonPin 15 x 47mm NonChromed TW All Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced