Spectro Premuim Heavy Duty Petroleum Oil - HD OIL 50w 1qt

Spectro Premium Heavy Duty petroleum oil in 50W viscosity, formulated specifically for Harley-Davidson and Indian Motorcycle V-twin engines. Meets or exceeds OEM warranty requirements with anti-wear and anti-carbon additives to reduce wear and prevent valve sticking.

Features

• Formulated for American V-twin engines
• Anti-wear and anti-carbon additives
• Reduces engine wear and valve sticking
• Exceeds OEM Harley-Davidson warranty requirements
• Superior petroleum base stock

Specifications

• Brand: Spectro
• Manufacturer Part #: 310307
• UPC: 831556000165
• Viscosity: 50W
• Quantity: 1 quart
• Weight: 2.0833 lbs
• Container Dimensions: 4 in L x 2 in W x 8.75 in H

Fitment

Fits V-twin motorcycles, including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

Will this oil work in my Harley-Davidson?

Yes. Spectro Premium Heavy Duty 50W meets or exceeds OEM Harley-Davidson warranty requirements.

What does the 50W viscosity mean?

50W indicates the oil's viscosity rating — it provides heavy-duty lubrication suitable for V-twin engines in standard riding conditions.

Does this prevent valve sticking?

Yes. The anti-carbon additives reduce carbon buildup and help eliminate valve sticking issues common in older engines.

How much oil does my bike need?

Most V-twin engines require 2–3 quarts for an oil and filter change. Check your specific bike's manual for exact capacity.