Evans - Model NPG+ - Waterless Coolant
Evans NPG+ Waterless Coolant is the most popular Evans Waterless Coolant. NPG+ is the recommended coolant for all gasoline and light duty diesel engines. NPG+ is a year-round lifetime coolant. No other cooling system modifications are required for a stock vehicle to run NPG+. Simply drain the entire cooling system and fill with NPG+. NPG+ is safe for stored vehicles and vehicles operated in extreme cold conditions. Motorcycles and small engines are suggested to use Evans Prep Fluid as a flush prior to installing NPG+. NPG+ meets modified ASTM D 1384 corrosion testing.
Boils: 375°F @ 0 psi
Protects To: -40° F
Viscosity: 2.3 cp @ 212° F
Surface Tension: 44 dyn / cn