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BBR Motorsports 175cc Big Bore And Cam Kit Honda CRF150F 2003-2005

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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 175cc Big Bore And Cam Kit Honda CRF150F 2003-2005 Resources

BBR Motorsports 175cc Big Bore and Cam Kit Honda CRF150F

If you're looking to take your trailbike 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 CRF150F from a backyard play-bike to a high performance race machine in no time. This kit works great when combined with an exhaust system, rev-box and air filter upgrade. 


  • Adds up to 3.5 horsepower
  • 67mm piston, ring set, pin and clips
  • 10.75:1 compression ratio
  • More aggressive power curve
  • High performance MX camshaft
  • Includes top end gasket kit

Note: Requires professional boring of your stock cylinder.

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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 jetting recommended
  • OEM cylinder needs to be professionally bored out to match the BBR piston/rings

This Product Fits:

CRF150F 2003, 2004, 2005

This item is also available for 14 other models:

CRF100F 2004-2015
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
TTR125 2000-2015
TTR125E 2000-2016
TTR125L 2000-2008
TTR125LE 2003-2023
Product Style Item # Store SKU Manufacturer Product # Availability
Product Style BBR Motorsports 175cc Big Bore And Cam Kit Honda CRF150F 2003-2005 Item # 10127254 Store SKU Manufacturer Product # 411-HCF-1501 Availability Out of Stock
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