Engine Oil Petroleum

Heavy Duty


Spectro Heavy Duty Engine Oil is a superior motor lubricant designed specifically for use in American-made Harley® V-Twin engines. Crafted from superior petroleum stocks combined with the most advanced anti-wear, anti-carbon additive systems available, Spectro Heavy Duty extends component life, reduces wear, eliminates valve sticking. Meets all known OEM warranty requirements. Exceeds A.P.I. SF/SG – CD/CG - 4.

1 Quart Bottle (12/case) Product Code
20w50 R.HD25
25w60 R.HD256
50 R.HD50
60 R.HD60
70 R.HD70
1 Gallon Bottle (4/case) Product Code
20w50 T.HD25
55 Gallon Drum Product Code
20w50 Z.HD25

Safety Data Sheet