Compatible with Throttle by Wire (TBW plug required for cable throttle bikes)

preventing slippage and keeping them in the desired position

Ensures smooth gear shifting and operation

Sure grip seat panel to maintain control in wet conditions

It offers great handling and comfort

mikuni hsr42 smoothbore carburetor BS90 Compatible with Throttle by WireMikuni HSR42 Smoothbore Carburetor If you're dialing in a custom build and need serious performance, this high flow carb is what you're after. The Mikuni HSR42 gives you fast throttle response and smooth power delivery, perfect for tuned engines that need more than a stock setup. Features: 42mm smoothbore design for maximum airflow and performance Improved throttle response and precise fuel delivery Built for high performance custom applications