Fuel & Air

For the high-performance engine builder who needs a carb for specific custom applications HSR smoothbore carbs offer excellent throttle response and control Well made for years of dependable service Made in Japan Airbox adapter HS42/001-K must be ordered...

Flat slide design helps create a smooth bore effect, increasing air flow Significant performance improvements over older round slide carbs Great throttle response because of more precise fuel metering Jetting may need to be changed per application Made...

Externally adjustable metering screws and replacement jets make high- and low-speed tuning easy Special needle valves and springs give optimum pop-off with larger high and low speed jets Specifically designed to meet the needs of high horsepower racing...

Flat slide design helps create a smooth bore effect, increasing air flow Significant performance improvements over older round slide carbs Great throttle response because of more precise fuel metering Jetting may need to be changed per application Made...

Flat slide design helps create a smooth bore effect, increasing air flow Significant performance improvements over older round slide carbs Great throttle response because of more precise fuel metering Jetting may need to be changed per application Made...

Externally adjustable metering screws and replacement jets make high- and low-speed tuning easy Special needle valves and springs give optimum pop-off with larger high and low speed jets Specifically designed to meet the needs of high horsepower racing...

Carburetors have correct regular throttle shaft with choke shaft for easy installation OE style replacement carburetors Made in Japan. MIKUNI CARB SUPER BN

Carburetors have correct regular throttle shaft with choke shaft for easy installation OE style replacement carburetors Made in Japan. CARBURETOR BN401-38-24

Carburetors have correct regular throttle shaft with choke shaft for easy installation OE style replacement carburetors Made in Japan. MIKUNI CARB SUPER BN

Externally adjustable metering screws and replacement jets make high- and low-speed tuning easy Special needle valves and springs give optimum pop-off with larger high and low speed jets Specifically designed to meet the needs of high horsepower racing...

Flat slide design helps create a smooth bore effect, increasing air flow Significant performance improvements over older round slide carbs Great throttle response because of more precise fuel metering Jetting may need to be changed per application Made...

Flat slide design helps create a smooth bore effect, increasing air flow Significant performance improvements over older round slide carbs Great throttle response because of more precise fuel metering Jetting may need to be changed per application Made...