Triumph Motorcycle FCR 39mm Carburetors

Triumph Motorcycle FCR 39mm Carburetors
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  • FCR
Racing carburetors for Triumph Bonneville, Thruxton, and Scrambler by FCR. With manifolds.

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This product is not for sale in California and use is restricted for closed course competition only. Not intended for street use on any pollution controlled motor vehicle. Any order constitutes Buyers offer to Seller and agrees to the Terms and Conditions stated here upon purchase or acceptance.



The FCR series of carburetor has been used in drag racing for years. British Customs is proud to offer the FCR 39m carburetors for the Triumph Bonneville, Thruxton, and Scrambler. The FCR 39mm Carburetors have enough adjustments to satisfy the most experienced tuner. A true racing set of carburetors, easy to work on and plenty of adjustments to make sure your bike is dialed in and running its best. These carburetors are much larger than stock and would recommend using these carburetors on a stock or modified Bonnevilles, Scramblers, and Thruxtons.


  • Replaceable slow air jets
  • Main jet easily accessible
  • A variety of needles to choose from
  • Adjustable needles
  • Now includes Throttle Position Connector
  • Available For:
  • Bonneville & Bonneville T100
  • Thruxton 900
  • Scrambler 900

Note: Available without Manifolds or with Black Manifolds. The kit has been developed as performance upgrade, check with local regulations prior to purchasing and installing this part. For off road use not legal for registration for on road use in California.

This part fits the following models
Triumph Bonneville T100 Carb - 2002-2008
Triumph Scrambler Carb - 2006-2008
Triumph Thruxton 900 Carb - 2004-2008
*Refer to Description in event of VIN specific fitment
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