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BBR - 88cc Big Bore Kit for XR/CRF70 From 1997-2012

Vital Information
Part No 411-HXR-7001
Stock Level 2 Left

Engineered and developed by BBR. This cylinder retains skid plate mounts and includes: BBR aluminum cylinder, piston kit, and gaskets. Custom piston designed specifically for the OEM Honda XR/CRF70 cylinder head. Runs great with stock carb or bolt on BBR's 18mm carb kit!

Key Features:

  • Aluminum cylinder retains skid plate mounts
  • 52mm piston specially designed to work with your stock cylinder head's combustion chamber
  • Gasket kit included


  • Honda XR70/CRF70 - 1997-2012 

Note: Note: Do not use this bore kit with the OEM Honda XR/CRF50 cylinder head. This piston dome is too tall and will hit causing damage to your engine.

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