Mikuni Carburetors

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Mikuni American Corporation is a subsidiary of Mikuni Corporation, headquartered in Tokyo, Japan. Mikuni American Corporation was established in 1968. Mikuni Corporation, in Japan has been in business for over 91 years and has more than 5,000 employees worldwide. Mikuni's primary business is to manufacture various types of carburetor and other automotive related products. It is well known as one of the leading manufacturers in the industry.

Mikuni's HSR42, HSR45 and HSR48 carburetors are the finest motorcycle carburetors made today. They give superb throttle response and deliver all the air flow needed for any level of Harley performance. 

RacePro Motorsports is the industry leading supplier for Mikuni HSR carburetor kits and parts. We have anything and everything you will need to convert your twin cam or evo Harley-Davidson into a properly breathing beast of a V-Twin. Increased throttle response, more power, and more torque are just a few benefits of adding a Mikuni HSR carburetor to your Harley-Davidson.