Bigger horsepower improvements with greater power at 1/4 and 1/2 throttle Assists the vacuum of the fast moving air Volumetric engine efficiency t...
Works by controlling the air stream after the slide. Works at lower throttle openings (idle to 1/2 open). Air is forced to fill the cylinder in th...
Improves throttle response Increases pulling power Doesn't require re-jetting Fits all 4-stroke FCR carbs Installs in minutes Available in red ...