Torco SR-5 Synthetic Racing Oil - SAE 5W40 - 1 Liter 42038BL Designed for easy assembly

Designed for easy assembly

These high performance thermostats are designed to resist large variations in coolant pressure that occur at high rpm's where coolant temperature and coolant pressure fight for control of the thermostat keeping it from opening at its designated temperature

Fit Both Inverted And Bubble Flare

50 thread sizes

Weighs 24 lbs

Torco SR-5 Synthetic Racing Oil - SAE 5W40 - 1 Liter 42038BL Designed for easy assemblyDeveloped under the most severe racing conditions, Torco SR 5 offers the highest level of performance and protection for highly modified race engines. SR 5 utilizes Group IV V synthetic base oil chemistries and additive technologies engineered to with stand extreme loads, constant severe temperatures and maximum engine revolutions. SR 5 utilizes Torco's race specific MPZ(R) technology which reduces frictional losses for maximizing horsepower and