From Citgo web site. Any good?
SAE Grade 5W-30 5W-40
Material Code 620883001 : 620884001
Gravity, ASTM D4052, °API 34.52 : 34.1
Pounds Per Gallon 7.1 : 7.11
Flash Point, ASTM D92, °F (°C), COC 442 (228) : 450 (232)
Low Temperature Cranking, ASTM D5293
Temperature, °F (°C) -22 (-30): -22 (-30)...