Lucas Synthetic Engine Oil - 4t 20w50 6gal BOX

Lucas Synthetic Engine Oil 20W50 in a 6-gallon bulk box, formulated for V-twin motorcycles including Harley-Davidson and Indian models. This oil meets JASO specifications and is designed to reduce engine temperatures, extend oil life, and protect engine components.

Features

• Synthetic formulation with exclusive additives
• Lowers engine oil operating temperatures
• Extended oil drain intervals
• Reduces engine noise and helps prevent leaks
• Meets JASO specifications
• Not recommended for wet clutch applications

Specifications

• Brand: Lucas
• Manufacturer Part #: 18043
• UPC: 049807180430
• Viscosity: 20W50
• Quantity: 6 gallons
• Weight: 46 lbs
• Box Dimensions: 13.25 in L × 7.5 in W × 19.75 in H

Fitment

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

Frequently Asked Questions

Can I use this in a motorcycle with a wet clutch?

No — Lucas Moly engine oil is not recommended for wet clutch applications. Check your owner's manual to confirm your bike's clutch type before using.

What viscosity is this oil?

This is 20W50, a common heavy-duty weight for air-cooled V-twin engines.

How many oil changes does a 6-gallon box cover?

Depending on your bike's capacity (typically 3–4 quarts per change), a 6-gallon box covers roughly four to eight oil changes.

Does this oil help with noise and leaks?

Yes — Lucas formulation is designed to reduce engine noise and help prevent oil seepage at gaskets and seals.