SPECTRO SPECTRO 4 HEAVY DUTY 20W50 3.78L 310337

APPLICATION
Engine lubricant - 4T

TYPE
Mineral

BENEFITS
Spectro Heavy Duty engine oils are blended from high-density, low carbon base stocks to ensure high film strength and cleanliness, and a deposit free operation. Spectro Heavy Duty contains unique detergents and anti-wear additives to protect iron and iron-lined alloy cylinders and rollerbearing crankshafts from premature wear. For use in all Harley engines, any year, without restriction to model.