TBolt USA is open and filling orders quicker than ever!
Email: contact@tboltusa.comText 704-826-5887Request a Callback

TBParts - Vintage Honda 88cc big bore Kit
SL70 XL70 ATC70 TRX70 68-81

Vital Information
Part No TBW0925-SL-XL-ATC-TRX70
Stock Level 8 Left

Same great quality CRF50/XR50 88cc kits now for Vintage

88cc Big Bore Performance Kit (52mm)

Key Features:

  • 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
  • High volume oil pump - TBW0225-6V
  • TB oil cooler kit w/ intake mount - TBW1370
  • High speed 2mm drill bit - TRC-5526
  • Sta-bil fuel stabilizer - W-57-1109
  • SL70 - 1968-1981
  • XL70 - 1968-1981
  • TRX70 - ALL 
  • ATC70 - 1968-1981
Kit Includes:
  • TBW0219 - Piston
  • TBW0206 - Gasket set
  • TBW0156 - Cylinder
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).

Write Review

Since 2004, every purchase from TBolt USA includes access to technical support from our staff of experts and our online Pit Bike Technical Info Database!

We have all necessary support parts on hand.

Most orders ship same, or next business day, unless otherwise noted above.