High compression racing pistons are installed along with performance intake & exhaust camshafts. Fuel delivery, engine timing and rev limit are optimized to match the increased demands of the modified engine via a race programmed Mitsubishi ECU that plugs directly into factory wiring harness. Kit includes all necessary gaskets and detailed installation instructions. We highly recommend use of our Performance Power Filter (part# RK13085) with this package.

RIVA Free Flow Exhaust Kit is installed to replace the restrictive sound suppression system located between waterbox and hull exit reducing backpressure and engine operating temperatures. Utilizes stock exhaust outlet and includes RIVA Billet Exhaust Tip.

R&D Aquavein Intake Grate and Ride Plate are installed. Top loader intake grate improves hook-up while reducing cavitation. Ride Plate design allows craft to plane faster increasing acceleration & top-speed as well as improving handling.

Skat-Trak Magnum Pump with Swirl Impeller is installed. Superior materials and design maximize increased power. Swirl Impeller reduces cavitation while producing improved acceleration and top-end speed. OE pump inlet shoe is modified to accept oversized pump.

Skat-Trak reduction and steering nozzle kit is utilized. Interchangeable venturi rings allow fine-tuning to match modified engine and aftermarket pump. Trim of steering nozzle is fixed, but can be adjusted via a turnbuckle system on pump assembly.

RIVA STX-F Pro-Series Adjustable Sponsons are installed. Sponsons dramatically improve handling with a superior blade design and mounting angle. Sponson depth is adjustable to accommodate any riding style.

Endurance Racing Kit includes all necessary hardware and detailed installation instructions.

FOR COMPETITION USE ONLY.