The goal as a company is to have customer service that is not just the best, but legendary.

*Most orders ship SAME DAY!**

FREE SHIPPING on orders $30 and over!!

TB Parts

88cc Big Bore Race Kit - 69-81 Z50 - TBW0925

  • Sale
  • $ 124

88cc Big Bore Performance Kit (52mm)

  • Lightweight aluminum cylinder with steel sleeve
  • Cast in mounts on cylinder for aftermarket skid plates
  • Oversized cooling fins on cylinder for efficient heat dissipation
  • High compression 52mm piston with rings, pin, & clips
  • Head gasket kit

Installation Note: It will save a lot of time and effort if the oil pump is installed while installing the bore kit (requires cylinder removal).

69-81 Honda Z50

Included/Replacement Parts:
TBW0156 - Cylinder
TBW0219 - Piston
TBW0206 - Gasket set