Fuel System

Dual stage reedsMinor change gives major H.P. improvementsFaster opening and closingGreater low-pressure (Low-throttle) responseGreater velocityGreater flow areaLonger overall lifeNo engine damage if broken

BOYESEN engineers embarked on a mission to create a new lineage of aerodynamic intake technology by refining the primary performance factors required to increase peak horsepower through design innovation: Aerodynamic Surface Optimization, Model-Specific...

Includes OE style fuel line clamps

Direct OE replacement fuel valvesDirect OE replacement molded fuel line providing hassle free installationFuel line meets C.A.R.B. and EPA fuel line permeation standards for motorcycles & ATVsViton rubber fuel resistant gasketsIncludes OE style fuel line...

All Balls Float Bowl Gasket Only 46-5036

Kits are intended for closed course racing onlyNBR rubber material is used on all O-rings and rubber gaskets. NBR has excellent resistance to the ethanol used in today’s fuelsComponents included in the kits are based off of US models and discretion must...

Kits are intended for closed course racing onlyNBR rubber material is used on all O-rings and rubber gaskets. NBR has excellent resistance to the ethanol used in today’s fuelsComponents included in the kits are based off of US models and discretion must...

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OEM style fuel petcocks

Each kit contains float bowl gasket (or o-ring), float valve assembly (or float needle) and o-rings to rebuild one OEM carburetor body.Made in Japan.

Redirects fuel flowImproves throttle responseEliminates 99% of all boggingIncreases bottom end performanceImproved fuel efficiencyWorks with fixed or adjustable leak jetsIncludes all necessary additional partsComplete easy to install instructionsPatent...

Includes OE style fuel line clamps