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55
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
A. SD951 Power Valve
B. SD785 Power Valve
BILLET POWER VALVE CAP FOR SEA DOO
Replace OEM plastic exhaust piston (#290253257) for performance reliability.
Part No.
52-3305
Sea Doo
Billet Aluminum Power Valve Cap
REPLACEMENT EXHAUST VALVE PARTS
FOR SEA DOO
Part No.
010-495-10
010-495-15
010-495-05
Sea Doo
OEM No.
C. Exhaust Valve Piston
420-854-449
D. Exhaust Valve Piston
E. Exhaust Valve Bellow 290-260-723
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
332-12003
Yamaha
GP800/GP200R Exhaust Valve Kit (each)
Exhaust Valve Arm Only
B
.
A
.
C
.
D
.
E
.