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BBR Motorsports 150cc Big Bore And Cam Kit Yamaha TTR125 / L / E / LE 2000-2023

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This product is legal in California only for racing vehicles which may never be used, registered or licensed for use upon a highway.

BBR Motorsports 150cc Big Bore And Cam Kit Yamaha TTR125 / L / E / LE 2000-2023 Resources

BBR Motorsports 150cc Big Bore and Cam Kit Yamaha TTR125 / TTR125E / TTR125 L / TTR125LE

If you're looking to take your pitbike game to the next level, a BBR Big Bore Kit is the way to get there. This is the largest big bore kit available that does not require crankcase modification for sleeve clearance. This complete kit will take your TTR125 from a backyard play-bike to a high performance race machine in no time. 


  • Aluminum BBR cylinder with steel sleeve
  • 58mm piston, ring set, pin and clips
  • High performance MX camshaft
  • Includes top end gasket kit
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Please review this product's fitment notes & exceptions prior to purchase: Add to Cart

This product is vehicle specific. Click here to select your vehicle to ensure fitment.

Fitment Notes & Exceptions
  • Professional installation and rejetting recommended

This Product Fits:

TTR125 2000-2015
TTR125E 2000-2016
TTR125L 2000-2008
TTR125LE 2003-2023

This item is also available for 11 other models:

CRF100F 2004-2015
CRF150F 2003-2005
CRF230F 2003-2019
CRF50F 2004-2023
XR100 1981-1984
XR100R 1985-2003
XR50R 2000-2003
KLX110 2010-2016
KLX110 2003-2009
KLX110L 2010-2016
DR-Z110 2003-2005
Product Style Item # Store SKU Manufacturer Product # Availability
Product Style BBR Motorsports 150cc Big Bore And Cam Kit Yamaha TTR125 / L / E / LE 2000-2023 Item # 10127237 Store SKU Manufacturer Product # 411-YTR-1201 Availability In Stock: Ships within 24 hours
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