Fuel Management

Koso North America Throttle Body - Black - Honda - 28 Mm Dy640000 Honda -- MSX125 Grom -- (2022, 2023); Honda -- MSX125 Grom ABS -- (2022, 2023)

Long reed stops added to progressively slow reed petal tip velocity for increased petal durabilityReduced frontal area of the central wing combined with a more aerodynamic shapeAirfoil shape added to cage tip to increase velocity from outer portsCombined...

When ordering replacement reeds, order one set per reed cage and confirm replacement reeds have the same number of petals as the set you are replacingSnap-together cage uses symmetrical reed petals, eliminating the need for different "inner" and "outer"...

For mounting an S&S E and G series carburetor or flange mount carburetor on a 99-06 Twin Cam motor with S&S or stock cylinder headsWill also fit a 84-99 80" Evolution that requires a manifold with a map sensor portCome with a map sensor port and match...

Can be used to replace stock "compliance fitting" manifold on 84-89 and stock rigid-mount manifold from 90-99Requires the use of S&S intake seals and flanges (sold separately)For use with stock 5.5550" length cylindersUse with stock or S&S cylinder...

Get Power Assistance is patented technology similar to traction control without the addition of on-board sensorsTen power assist settings at your fingertips, allow you to choose the desired setting with just a turn of the switchDesigned to work with the...

Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake portsProvide quicker, sharper throttle response and more horsepower throughout rpm rangeSpecially-designed reed cage holds Boyesen's patented...

Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake portsProvide quicker, sharper throttle response and more horsepower throughout rpm rangeSpecially-designed reed cage holds Boyesen's patented...

Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake portsProvide quicker, sharper throttle response and more horsepower throughout rpm rangeSpecially-designed reed cage holds Boyesen's patented...

Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake portsProvide quicker, sharper throttle response and more horsepower throughout rpm rangeSpecially-designed reed cage holds Boyesen's patented...

Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake portsProvide quicker, sharper throttle response and more horsepower throughout rpm rangeSpecially-designed reed cage holds Boyesen's patented...

Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake portsProvide quicker, sharper throttle response and more horsepower throughout rpm rangeSpecially-designed reed cage holds Boyesen's patented...