MOTOR OIL

Outboard Engine Oil Synthetic SAE 10W-40
HOME / PRODUCTS / MOTOR OIL / Outboard Engine Oil Synthetic SAE 10W-40

Outboard Engine Oil Synthetic SAE 10W-40

Lucas Synthetic SAE 10W-40 Outboard Engine Oil is formulated especially for the harsh conditions of high speed watercrafts. These outboard engine oils are catalyst compatible and designed for 4-Stroke applications but also work well in Inboards and Personal Water Crafts.

Long lasting and safely blends with synthetic & non-synthetic oils, Lucas outboard engine oils are fortified with a special blend of synthetic additives that coat all moving parts to guard against rust and moisture during long periods of storage.

Key Benefits

  • Excellent for use with supercharged, turbo charged or nitrous oxide high performance engines
  • Protects against rust and moisture during long periods of storage
  • Safely blends and is compatible with synthetic and non-synthetic oils
  • Provides rust and corrosion protection in both fresh water and salt water environments
  • Effective Water Resistance
  • Long Lasting
  • Resist Extreme Pressure
  • Extreme Friction Reducer
  • Contains a special additive package to improve wear protection and increase catalyst life in newer outboards using catalytic converters
  • NMMA® Certified to meet or exceed FC-W (CAT) performance
  • Meets JASO MA standards for air-cooled motorcycles and all-terrain vehicles
  • Meets industry standard API SM (automotive)
 

Packaging

#10662 1 Quart (Case of 6) 13 lbs
#10526 55 Gallon Drum (Made to Order) 440 lbs
 

HEAR IT FROM OUR CUSTOMERS

I would recommend Lucas products to anyone with a diesel…

I have been using Lucas products in my 2001 Ford diesel since new with much success, it has over 250000 miles and going strong. I would recommend Lucas products to anyone with a diesel.
Charles W., McCormick, SC

I’ve been using Lucas Products for my vehicles for many, many years now with complete satisfaction.

I've been using Lucas Products for my vehicles for many, many years now with complete satisfaction. I came upon their gun oil many years back while at my local auto parts place while still living in California. Been using it ever since while all the other products I have collect dust.
Tom B.

I love LUCAS OIL

I have used nothing but Lucas Oil since I was younger. I've always seen improvements in every vehicle I've drove or recommended to use. The boost of mpg's is awesome. I know I'm burning cleaner. And OIL. Whoa don't get me started. Every oil change I supplement a quart. Dry starts gone. Ticking, noise, rattle, tapping........ gives in to the products. I love LUCAS OIL. I will always use it, my kids, family, and friends will too. Especially since they have me do their oil changes.
Shelby

I would rate them a 10 out of 10

I use Lucas lubricants in all my equipment from diesel, gas and 2 cycle. I have never had any issues and my equipment runs and starts lime day one. Lucas is a great product and I would rate them a 10 out of 10 for a quality of product.

Nothing other than Lucas Oil products comes through the door of this shop EVER

I own a auto repair shop in Milton Ontario Canada and i use NOTHING but Lucas Oil products in my customers vehicles as well as my own vehicles. I have saved my customers tons of gas and their vehicles run pristine with the Lucas Oil products I use in there vehicles. Nothing other than Lucas Oil products comes through the door of this shop EVER.
Darrin H., Cambridge, MT

RELATED NEWS

Lucas Oil Launches New Line of Lawn Care Engine Oils

March 25, 2026

Lucas Oil Launches New Line of Lawn Care Engine Oils
Tickets On Sale Now for the 70th Annual Lucas Oil 500 Festival Parade

March 10, 2026

Tickets On Sale Now for the 70th Annual Lucas Oil 500 Festival Parade
Governor Mike Braun Appoints Lucas Oil President Katie Lucas to Indiana Destination Development Corporation Board

March 2, 2026

Governor Mike Braun Appoints Lucas Oil President Katie Lucas to Indiana Destination Development Corporation Board
solid-white-shield