Free Shipping On Orders $150+ (Excludes Oversized)

Welcome To BBR - Enjoy our updated website

BBR  |  SKU: 411-HXR-7001

Big Bore Kit - 88cc XR/CRF70, 97-12

$16999 USD $19995
This item will ship Monday

Item Fitment

Big Bore Kit - 88cc XR/CRF70, 97-12 - confirmed fit on the following bikes.

  • 2004 - Present Honda CRF70
  • 1997 Honda XR70
  • 1998 - Present Honda XR70

Shipping & Taxes

We pride ourselves on fast shipping on all orders. Orders placed before 5PM EST will ship the same day Monday - Friday (excluding holidays, and the occasional day off for riding).

US Customers - Taxes (if applicable) will be charged at checkout.

International Customers - Duties/Taxes will be paid at the time of delivery (not checkout).

Description

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 . The most reliable kit available. Runs great with stock carb or bolt on BBR's 18mm carb kit.


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

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. Use our bore kit intended for that cylinder head: Bore Kit - 88cc W/Cam / XR/CRF50, 00-Present


Replacement Items

BBR Motorsports

Bore Kit - 88cc  XR/CRF70, 97-12 - 411-HXR-7001
BBR

Big Bore Kit - 88cc XR/CRF70, 97-12

$16999 USD $19995

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 . The most reliable kit available. Runs great with stock carb or bolt on BBR's 18mm carb kit.


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

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. Use our bore kit intended for that cylinder head: Bore Kit - 88cc W/Cam / XR/CRF50, 00-Present


View product