Fuel System

Mikuni Valve Body Assembly Bn44/165

Allows removal of oil injection pumps for modified enginesPremixing to exact ratio eliminates the disaster of injection pump failure

Fuel pump and jet sections are separated for easier maintenanceHas integral fuel filterAir flow is increased by 9%Fuel pump capacity is increased by almost 20%Easily tuneable with replaceable jets and other tuning components

This adapter kit allows easy installation of Blow-Off Valves, Fuel Pressure Regulators & Boost Gauges. Direct bolt-on design requires no drilling or modification of intake manifold. Includes one 1/8" and one 1/4" brass barbed fitting plus 'T' fitting for...

Produces more horsepower through increased air flowPrecision tapered billet sleeve directly replaces restrictive mesh element in intake tractProvides improved low end punch and mid range pullEasy installationRiva testing has determined the stock ECU will...

Intake Manifold Upgrade Kit enables your TR-1 naturally aspirated engine to produce more horsepower by delivering increased air flow. Precision machined billet sleeve directly replaces restrictive mesh element in OEM plastic intake manifold. Provides...

Lifetime WarrantyOEM or better performancePolished corrosion-resistant case to help minimize seizing during non-operationSpecifically designed for quiet operationDrop-in replacementGradient density fuel strainer for superior contaminant filtration...

Allows removal of oil injection pumps for modified enginesPremixing to exact ratio eliminates the disaster of injection pump failure

These kits include all necessary diaphragms, gaskets and hardware required to disassemble and rebuild the carburetor and external fuel pump using Keihin carbs. Not for use with constant velocity carburetors.

OEM quality replacement brass gearFits older Sea Doo motors

Sea-Doo Supercharger Shim Kit enables more accurate slip moment calibration for modified superchargers 2008 & newer. Kit includes 2 18-8 stainless steel ring shims.0.1mm thick0.2mm thick

Our Sea-Doo Performance Valve Guides provide greatly improved durability for performance applications.Constructed of Aluminum/Bronze/Nickle Alloy.Dramatically improves reliability in high boost & high RPM applications.Superior material reduces friction...