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54
HIGH PERFORMANCE POWER VALVE
FOR SEA DOO
Wider valve improves Low End response
*
Required cylinder modification. 2Pcs/set
Part No.
52-3300
52-3302
Sea Doo
SD951 Power Valve
SD785 Power Valve
BILLET POWER VALVE CAP FOR SEA DOO
Replace OEM plastic bellow (#290260723) for performance
reliability.
Part No.
52-3305
Description
Billet Aluminum Power Valve Cap
RIVA EXHAUST STINGER
WATER FILTER/RESTRICTOR
Features fine mesh stainless filter screen that is threaded to
accept Mikuni main jet (not included) for water restriction.
Allows removal of restrictive filter screen in water distribution
manifold of single, twin and triple exhaust systems, providing
increased cooling water to motor.
Part No.
RY15-SF38
Description
Exhaust Stinger Water Filter/Restrictor
RIVA YAMAHA GAS OPERATED POWER-VALVES
Designed to replace electric YVPS System on Yamaha 800/1200 Power-
Valve motors. This race-bred valve assembly is simple, lightweight and
reliable. Reaction time is faster than electric system, providing increased
acceleration and throttle response. Requires SD parts kit (sold separately).
*
Note: Not compatible with stock exhaust systems.
Part No.
RY10017
RY10015-SD-KIT
Yamaha
GPR 1200/800 Power-Valve Adapter (each)
SD Type Exhaust Power-Valve parts Kit (each)
R&D BILLET EXHAUST VALVES FOR GPR
The new R&D Billet Exhaust Valves reduce the clearance between the valve
and piston. this reduced clearance improves the seal which boosts the valve
down compressions ratio delivering greater bottom and mid-range power.
Directly replace OEM YPVS valve units.
Part No.
332-12002
Description
GP800/GP200R Exhaust Valve Kit (each)
RIVA HEAVY-DUTY EXHAUST SPRING KIT
Our Heavy-Duty Exhaust Spring Kits for Factory Pie twin &
triple exhaust systems hold pipes tightly into exhaust
manifolds, reducing movement that robs horsepower and
wears o-rings and o-rings cord. Kit includes six springs.
Part No.
RY15-HD-SPRING
Description
HD Spring Kit for Triple/Twin Exhaust