Riva Yamaha 1.8L Thermostat Delete Kit
$25.95
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Allows Yamaha SVHO, SHO & HO engines to run cooler by replacing the thermostat with a specialized restrictor. Ideal for modified watercraft operating in high air & water temperatures. Designed to be used with RIVA Engine Cooling Upgrade Kits. Precision machined restrictor includes o-ring system for superior sealing in thermostat housing. Includes complete installation instructions.
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