Evans High Performance Coolant combines the benefits of Evans NPG+ and NPGR. NPG+^c provides superior cooling protection for all gasoline and light duty diesel engines, including marine and light aircraft. In conditions ranging from -40˚ to 375˚F.  High Performance Coolant provides cooling protection through constant liquid coolant contact with engine metals. Eliminates water-causing corrosion, electrolysis and cavitation. One successful installation provides cooling protection for the life-time of the engine, reducing maintenance time and expense.

Boils 375F @0psi
Freezes -40F
Viscosity 2.3cp @ 212F
Surface Tension 44dyn/cm