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RIVA Open Loop Cooling Thermostat Kit Seadoo 4-Tec
RIVA Open Loop Cooling Thermostat Kit Seadoo 4-Tec
MSRP Price: $149.95

Designed for use with aftermarket Open Loop Cooling Kits running RIVA cooling line configuration. Features include:

  • Billet aluminum housing.
  • Stainless steel hardware.
  • 160° F Fail Safe® Thermostat (locks open in case of overheat condition).
  • Double o-ring seals.
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Seadoo 4-TEC Thermostat Kit
Seadoo 4-TEC Thermostat Kit
MSRP Price: $179.95

Riva's cool running Thermostat Kit reduces the operating temperature of your modified 4-TEC® engine by 30°F for maximum reliability and performance. Kit includes replacement thermostat, billet coolant inlet flange, stock thermostat removal tool, Oetiker® clamps, Oetiker® pliers and detailed installation instructions. Fits all 255, 215, 185, 155 and 130 horsepower 4-TEC engines.

NOTE: Thermostat housing (shown above) not included. Replacement coolant sold separately.
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Seadoo 4-TEC Open Loop Cooling Kit
Seadoo 4-TEC Open Loop Cooling Kit
MSRP Price: $389.95

Riva's Open Loop Cooling Kit dramatically reduces engine operating temperatures for improved performance & reliability. Also allows installation of RIVA Performance Ride Plate by eliminating need for heat exchanger. Original closed loop system becomes quickly heat soaked in high performance applications. Open loop system increases cooling efficiency via steady supply of cool external water.

NOTE: Water routing is designed for engines running up to 8,650rpm.

Key Features Include:

  • New thermostat system regulates engine & oil temperatures.
  • Improved performance & reliability.
  • Allows installation of aftermarket ride plate.
  • Replaceable sacrificial zinc anode protects cooling system from corrosion.
  • Quick release flushing system flushes engine & exhaust cooling passages.
  • Billet aluminum pump cover with anodized finish.
  • Includes complete installation instructions.

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