Racing Thermostats
Available in Alternate Opening Temperatures
High Performance Racing Thermostats designed to run cooler under the pressure of racing.
In racing, precision is everything—from the driver’s skill to each component under the hood. A racing engine thermostat isn’t just about maintaining a lower temperature; it has to endure the relentless demands of high-flow, high-pressure environments that standard parts simply can’t handle.
ENGINEERED for Racing
MotoRad Spec-R Racing Thermostats are be engineered to offer rapid response and precise temperature control under extreme conditions, allowing for optimal engine performance without compromise.
MANUFACTURED for Racing
MotoRad Spec-R Racing Thermostats are manufactured to provide durability, withstand intense vibrations, and maintain reliability at every stage, ensuring that racers get consistent performance, lap after lap.
High Performance:
- 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 R™ heat element mixture for faster response time
- Proprietary gasket composition to withstand high pressure/high performance cooling systems
Faster responce and higher flow!
The graphs compare an OEM-style standard thermostat to MotoRad Spec-R using a HUBER testing device where the temperature is precisely increased by 1º per minute.
A unique design and thermal material inside the thermostat provides specific needs for high-performance engines.
Popular 160º Performance Racing Thermostats:
GM LS Series
MRD102 – 160 degree
MRD105 – 160 degree
GM LT Series
MRD108 – 160 degree
FORD 5.0 Coyote
MRD106 – 160 degree
HEMI 5.7L/6.1L
6.2/ 6.4L
MRD103 – 160 degree
Want to buy a MotoRad Spec-R Thermostat?
If you are a racer looking to purchase or a dealer/distributor/engine builder wanting information on how to buy, please contact us:
also available:
RACING RADIATOR CAPS
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