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COVID-19 Update: CRF's Only is open and shipping. Expect delays from CRF's Only normal shipping time frames. Orders placed after 10am PT will be processed the next day. Store Pickup has been suspended.


  • Brand:BBR Motorsports
  • Model:411-HXR-1001

Price : $329.95 $313.45

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CRF100F\'81-14 - BBR 120cc Big Bore Kit with Cam

NEW! BBR just finished 10 years of development. This is the bore kit you've been waiting for. BBR's exclusive "big finned" aluminum cylinder helps keep temperatures down and horsepower up. This kit offers huge performance gains with the ease of simple installation.

• Exclusive BBR "big finned" aluminum cylinder
• Piston kit
• High performance camshaft
• HD valve springs with aluminum retainers
• Rocker arms with adjusters
• Gasket kit
• Optional HD Clutch Springs
• Optional 26mm Carb Kit

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