Lucas SAE 5W-20 is a formulation of high quality base stocks and an exclusive high performance additive package. It?s the ideal on track/off track lubricant that ensures minimum drag, maximum protection from wear, maximum fuel mileage and easier cold weather starting. Lucas SAE 5W-20 is the perfect lubricant for the high temperatures of turbo charged engines. It blends with other motor oils, synthetic or petroleum. Expect more miles/kilometers between overhauls and lower oil temperatures. Lucas SAE 5W-20 has been used extensively and proven excellent for kart engines. It far outlasts conventional oils. Designed for use in gasoline engines only. Exceeds American AND European OEM specifications. Exceeds performance levels of API SN, ILSAC GF-5, ACEA A3-98, B3-98 and B4-98.