29
SEA-DOO
4 STROKE
INTAKE
SYSTEMS
ENGINE/
GASKETS
EXHAUST DRIVE LINE
HANDLING
ELECTRICAL WATERLINE
/BILGE
STEERING
& CONTROLS
BODY
ACCESSORIES
SERVICE TOOLS
/HARDWARE
CHEMICAL
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Sea-Doo Spark Parts & Accessories are now in the new
Sea-Doo Spark
feature section pages 8-13
SEA-DOO 4-STROKE • ENGINE
RIVA SEA-DOO VALVE TRAIN UPGRADE KIT
RIVA’s Valve Train Upgrade Kit increases the reliability of your modified en-
gine by reducing the possibility of valve float at high rpm. Includes lightweight,
precision-machined titanium valve retainers, racing valve springs, base wash-
ers and OE rocker arm shaft bolts that must be replaced during installation.
Description Part No.
RXP/RXT/GTX Valve Train Upgrade Kit
RS19050-VTU
RXP-X/RXT-X 260/
300
RIVA SEA-DOO
STOCK VALVE RE-
TAINER KIT
RIVA’s Valve Retainer Upgrade
Kit increases the reliability of your
engine by reducing the possibility
of valve float at high rpm. Includes 12 lightweight, precision-machined tita-
nium valve retainers and 6 OE rocker arm shaft bolts that must be replaced
during installation. A must for IJSBA & APBA Stock Class race craft.
Description Part No.
RIVA Stock Valve Retainer Kit SD RXP/
RS19050-SRU-1
RXT/GTX/RXP-X/RXT-X 260/
300
RIVA SEA-DOO
HIGH PERFORMANCE
VALVE SET
Drop-In Valve Kits:
Direct drop-in replacement valves require no machining
of cylinder head.
Oversized Valve Kits:
+1mm Intake & +2mm Exhaust valves deliver more air
flow (requires machining of cylinder head).
Key Features:
• Stronger & lighter than stock valves.
• Redesigned valve heads for improved air flow & strength.
• High grade stainless intake valves resist corrosion.
• Inconel exhaust valves resist heat from high boost applications.
• Valve stems are hard-chrome plated for improved wear.
• Includes high strength valve locks.
• Sold in sets of 12 (6 Intake/6 Exhaust).
Description
Part No.
RIVA Sea-Doo High Performance Valve Set
RS19050-HPV-0
(Standard/Drop-in)
Sea-Doo RXP/RXT/GTX/RXP-X/
RXT-X 260/
300
RIVA Sea-Doo High Performance Valve Set
RS19050-HPV-1:2
(+1mm Intake / +2mm Exhaust)
Sea-Doo RXP/RXT/GTX/
RXP-X/RXT-X 260/
300
PRO-X SEA-DOO OEM
REPLACEMENT
STEEL VALVES
Manufactured by the leading OEM factories
in Japan. Made to exact OEM specs and
tolerances.The steel valves are a direct and
cost efficient OEM replacement.
Description Part No.
Pro-X Sea-Doo Exhaust Valves
28.5594-1
Pro-X Sea-Doo Intake Valves
28.5594-2
*Pro-X Sea-Doo Replacement Valves are sold individually.
R&D HIGH PERFORMANCE
TITANIUM RETAINERS
• Increased spring preload at seat and full lift
• Designed to work with stock valve springs for pro stock class racing
• Increased valve control
• 50 percent lighter than stock, much stronger
• Will work with camshaft specs up to .340 - .350 lift
• Installs using O.E.M. valve locks
• Installs on all 2012+ RXP-X/RXT-X/iS aS/
300
Description Part No.
R&D Titanium Retainer Kit
613-80014
R&D TITANIUM RETAINERS
AND VALVE SPRINGS
• Increased spring preloads at seat and full lift
• Designed to work as a dual valve spring spec
for Pro Limited class racing
• Increased valve control
• 50 percent lighter than stock, much stronger
• Will work with camshaft specs up to .400 lift
• Installs using O.E.M. valve locks
• Installs on all • Installs on all
2012+ RXP-X/RXT-X/iS aS/
300
Description Part No.
R&D Valve Spring Titanium Retainer Kit
613-80015
RIVA
FLYWHEEL BOLT
UPGRADE KIT
High strength bolt kit directly replaces OEM flywheel bolts that are prone to
shearing off on modified Sea-Doo 1503cc and Yamaha 1.8 liter engines.
Superior materials and design improve durability and reliability. A must for
endurance, closed course and HydroDrag race craft! Sold as a set of 6.
Description Part No.
RIVA Flywheel Bolt Upgrade Kit
RY10840-FWB
for Sea-Doo 1503cc and Yamaha 1.8 Liter Engine
