Thermostat - Thermostat w/ Housing
MRD108
Spec-R Stat Assembly
Spec-R️ thermostats are the perfect thermostat for high performance and racing applications. Designed and manufactured by a leading OE thermostat supplier to withstand high pressure and high horsepower demands. Keep your vehicle running at maximum cooling efficiency, whether on the track or on the street.
Features:
- Black oxide coating for high temperature tolerance, corrosion resistance and life-long durability
- Lower than OE opening temperature for cooler engine operation, resulting in more power
- Specially formulated Spec-R️ heat element mixture for faster response time
- Proprietary gasket composition to withstand high pressure / high performance cooling systems
Specifications:
- Connector Shape: N/A
- Prop 65: WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
- Terminal Type: N/A
- Actuator Type: Mechanical
- Bypass Outside Diameter: 0.3531 in
- Gasket Or Seal Included: Yes
- Mounting Hole Quantity: 3
- Mounting Hardware Included: No
- Flange Length: 85.82 mm
- Flange Length: 3.3787 in
- Bolt Hole Center To Bolt Hole Center: 3.0110 in
- Bolt Hole Center To Bolt Hole Center: 2.7866 in
- Bolt Hole Center To Bolt Hole Center: 70.95 mm
- Bolt Hole Center To Bolt Hole Center: 76.48 mm
- Bolt Hole Center To Bolt Hole Center: 70.78 mm
- Bolt Hole Center To Bolt Hole Center: 2.7933 in
- Outlet Port Length: 31.25 mm
- Outlet Port Length: 1.2303 in
- Start to Open Temperature: 160.0 Deg. F
- Outlet Port Outside Diameter: 36.03 mm
- Outlet Port Outside Diameter: 1.4185 in
- Terminal Quantity: 0
- Flange Thickness: 10.55 mm
- Flange Thickness: 0.4154 in
- Inlet Inside Diameter: 40.50 mm
- Inlet Inside Diameter: 1.5945 in
- Bleeder Hole: No
- Mounting Hole Diameter: 6.72 mm
- Mounting Hole Diameter: 0.2646 in
- Inlet Quantity: 1
- Bypass Inside Diameter: 1.98 mm
- Bypass Inside Diameter: 0.0780 in
- Outlet Port Quantity: 1
- Gasket Type: Gasket O-Ring
- Bypass Outside Diameter: 8.97 mm
- Flange Width: 85.72 mm
- Flange Width: 3.3748 in
- Grade Type: Standard Replacement
- Valve Type: Disk
- Color: Black
- Color: Negro
- Inside Diameter: 40.50 mm
- Inside Diameter: 1.5945 in
- Inlet Outside Diameter: 52.52 mm
- Inlet Outside Diameter: 2.0677 in
- MAP Controlled: No
- Gasket Or Seal Required: Yes
- Bypass Hose Connection Type: Barbed
- Material: Copper, Plastic, Stainless Steel, Rubber
- Material: Cobre, Plástico, Acero inoxidable, Caucho
- Outlet Port Inside Diameter: 27.25 mm
- Outlet Port Inside Diameter: 1.0728 in
- Includes Sensor: No
- Inlet Hose Connection Type: Bolt On
- Outlet Hose Connection Type: Barbed
- Bypass Length: 0.9724 in
- Bypass Length: 24.70 mm
- Bypass Quantity: 1
Interchanges:
- MotoRad MRD108
Applications:

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