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ACCESSORIES
 
RIVA Fuel Pressure Regulator Kit
RIVA Fuel Pressure Regulator Our Fuel Pressure Regulator Kit provides the precision pressure control necessary to compliment aftermarket ECU applications on the 'SHO' engine. Kit is fully assembled & mounts securely on top of fuel tank via sturdy aluminum bracket. High quality billet pressure regulator can adjust base pressure from 25 to 80 PSI. Unit can also more...
 
RIVA LC-1 Wideband Lambda Controller
RIVA LC-1 Wideband Lambda Controller The LC-1 is a complete wideband Lambda controller built into a sealed cable and wired specifically to connect to the RIVA/ViPEC FX-SHO/FZ Pro-Series ECU via a waterproof factory connector. O2 sensor installs into stock exhaust pipe using our precision machined Exhaust A/F Sensor Mount. The LC-1 is more accurate than conventional more...
 
RIVA Exhaust Air/Fuel Ratio Seonsor Mount
RIVA Exhaust Air/Fuel Ratio Seonsor Mount Our precision machined stainless steel exhaust O2 sensor mount installs easily into exhaust system allowing use of air/fuel ratio sensors. Simple installation replaces OEM plug with no modifications or special more...
 
RIVA Power Cooler Kit
RIVA Power Cooler Kit The RIVA Power Cooler intercooler system features a huge cooler element that is rated for up to 500hp. Delivers an increase of 20 peak horsepower over original intercooler providing arm-wrenching results on the water. Quality manufacturing of cooler core ensures the highest boost pressure capacities, minimal pressure drops and excellent more...
 
RIVA E1 Supercharger Impeller
RIVA E1 Supercharger Impeller Presenting the ultimate (drop-in) performance supercharger impeller for the Yamaha 1.8 liter SHO Engine! Working closely with Vortech Engineers, we designed these impellers to deliver more horsepower and torque throughout the RPM range resulting in excellent acceleration and top speed. Investment cast from an extremely strong, lightweight proprietary more...
 
RIVA Performance Power Filter Kit
RIVA Performance Power Filter Kit Our Power Filter feeds your supercharged 'SHO' engine a steady diet of cool air delivering greatly improved acceleration and rpm. Replaces restrictive stock air box with a high-volume, precision-formed intake duct that attaches to the supercharger via a large 4” adapter. Cool air enters more...
 
RIVA Engine Cooling Upgrade Kits
RIVA Engine Cooling Upgrade Kits Our Engine Cooling Upgrade Kits deliver dramatically improved cooling efficiency to engine and oil cooler for increased reliability & performance. Greatly enhances water flow & pressure by replacing restrictive OEM water fittings with high-flow billet fittings and superior routing. Allows the addition of more...
 
 
 
RIVA Performance Packages
FZR/FZS


  FX-SHO


STAGE 1   STAGE 1I
STAGE 2 Engine Kit   STAGE 2 Engine Kit
STAGE 3