Fuel & Air

Coarse outer foam traps large particles while fine inner foam catches the finest dust Super Seal neoprene ring keeps out water and provides a no-grease seal Bonded, two-layer foam designed for maximum protection and airflow Flexible glue is used on all...

Coarse outer foam traps large particles while fine inner foam catches the finest dust Super Seal neoprene ring keeps out water and provides a no-grease seal Bonded, two-layer foam designed for maximum protection and airflow Flexible glue is used on all...

Made with stainless steel to avoid ruining with rust and spring washer is fixed on for ease of use Replace your old screws from your carburetor with these hex cap screws Made to withstand damage from loosening and tightening Set of four screws. SCREW...

Made with stainless steel to avoid ruining with rust and spring washer is fixed on for ease of use Replace your old screws from your carburetor with these hex cap screws Made to withstand damage from loosening and tightening Set of four screws. SCREW...

Designed for inline four-cylinder performance to offer higher horsepower gains with the world's top motorcycle road race and drag race teams Offer smooth, controllable throttle response with precise fuel-metering demands with high-volume fuel/air...

Designed for inline four-cylinder performance to offer higher horsepower gains with the world's top motorcycle road race and drag race teams Offer smooth, controllable throttle response with precise fuel-metering demands with high-volume fuel/air...

Designed for inline four-cylinder performance to offer higher horsepower gains with the world's top motorcycle road race and drag race teams Offer smooth, controllable throttle response with precise fuel-metering demands with high-volume fuel/air...

Includes a performance intake manifold, rubber flange, 45mm carb, high-flow K&N filter, air cleaner cover, breather kit and hardware Increase throttle response and power, acceleration and gas mileage Use stock throttle cables for easier installation...

Includes a performance intake manifold, rubber flange, 45mm carb, high-flow K&N filter, air cleaner cover, breather kit and hardware Increase throttle response and power, acceleration and gas mileage Use stock throttle cables for easier installation...

These high-performance carbs are ideal for realizing the maximum potential from custom and race engines Include rubber mounting flange with 78mm bolt hole centers, choke cable and four different main jets HSR smoothbore carbs offer excellent throttle...

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...

For the high-performance engine builder who needs a carb for specific custom applications HSR smoothbore carbs offer excellent throttle response and control Made in Japan Choke cable included, except for the TM42-6, which uses stock choke cable from...