FX SVHO Stage 3 Kit

This kit delivers an awesome level of performance (+17mph) through easy to install modifications. Expect huge gains in acceleration and torque along with fantastic top speed. Requires use of fresh premium pump fuel (91~93 octane).

The Maptuner Nano Bundle delivers instant plug-in horsepower!
Includes everything you need to connect to and reflash your watercraft's ECU in one complete package.

Flash your vehicle's ECU for more power, monitor and log critical engine data, read & clear error codes all from your smartphone! This revolutionary app based device is controlled with your phone via wireless Bluetooth connection. Intuitive & easy to use with a few simple steps!

There is no limit to the number of vehicles or tunes you can reflash with the Nano. Simply purchase one tuning license for each vehicle that you would like to program. This gives you access to RIVA's World Famous Tuning Library along with unmatched technical support. Easily switch between performance tunes and then back to stock settings if you wish.

Features and Benefits:

• Wireless Bluetooth connectivity to Android or iOS smartphone.
• Switch between performance tunes quickly & easily.
• Restore stock tune settings if you wish.
• Reflash your ECU instantly without shipping it out for programming.
• Allows reading & clearing fault codes.
• Includes live monitoring & data logging of critical engine data.

RIVA Pro-Series Fuel Injector Kit is installed. High impedance 1,000cc fuel injectors deliver additional fuel to modified engines required for high boost applications.

RIVA High Flow Billet Fuel Rail is installed. Large, precision machined body directly replaces restrictive factory fuel rail for improved fuel delivery. Provides increased flow capabilities essential for supporting highly modified engines.

RIVA Power Filter Kit is installed. Kit replaces restrictive factory intake system delivering improved throttle response and top-speed.

RIVA Engine Breather Upgrade Kit is installed. Eliminates power-robbing crankcase emissions from your engine's air intake. Increases horsepower by removing the engine's requirement to burn relatively non-combustible oil.

RIVA 'R3' Supercharger Impeller is installed. Designed to deliver more horsepower and torque throughout the RPM range resulting in excellent acceleration and top speed. Produces 20psi at 9,000 RPM.

RIVA Supercharger Shaft Upgrade Kit is installed. Advanced design dramatically increases the reliability of your supercharger in high boost applications.

RIVA 3-Bar MAP Sensor Kit is installed. Provides more accurate pressure information during high boost operation to ensure proper air/fuel mixture.

RIVA 'GEN-3' Power Cooler Kit is installed. Our Power Cooler is dramatically more efficient than original intercooler system delivering an increase of 20 peak horsepower. Features integrated TiAL 50mm Blow-off Valve that relieves boost pressure during off-throttle operation reducing supercharger clutch wear and eliminating heat soak in discharge tube.

RIVA Pro-Series Engine Cooling Upgrade Kit is installed. Kit improves water flow to Yamaha SVHO engine and intercooler for improved performance & reliability. Greatly reduces loss of power due to "heat fade" on stock and Stage 2 modified craft.

RIVA Valve Retainer Upgrade Kit is installed. Kit increases the reliability of your engine by reducing the possibility of valve float at high rpm.

RIVA Free Flow Exhaust Kit is installed. Kit replaces restrictive sound suppression system located between water box and hull exit reducing backpressure and engine operating temperatures.

Solas Concord Impeller is installed. New design incorporates a large blade area and superior hub design that deliver increased acceleration and top speed. Billet nose cone included.

RIVA Pump Seal Kit Dramatically reduces cavitation and prop spin. Location specific, molded inserts fill the voids in intake grate ramp that can bleed air into pump causing cavitation.

RIVA Top-Loader Intake Grate is installed. Race bred design features oversized top-loader wing and optimized inlet ramp for maximized pump efficiency and hook-up in rough conditions. A must for racing applications.

RIVA Performance Ride Plate is installed. Our ride plate increases top speed and significantly enhances handling characteristics.

FOR COMPETITION USE ONLY. KIT NOT FOR USE ON POLLUTION CONTROLLED VEHICLES.