Lucas Extreme Duty Marine Engine Oil SAE 20W-50


SKU: LU-ED-MARINE-20W-50-OIL Category: Tags: ,


Lucas Extreme Duty SAE 20W-50 Marine Engine Oil is designed to get the best performance possible out of watercraft while still protecting them against regular wear and tear. Lucas’ formula includes high quality paraffinic base oils and includes an additive package containing high levels of zinc, molybdenum, and phosphorus. This additive package adds a layer of protection that stands up to even the most severe weather conditions.

Lucas Marine SAE 20W-50 improves oil pressure by slowing oil burning and increasing the film strength between the cylinder wall and piston rings. Expect lower oil temperatures, extended oil life, and significantly reduced metal fatigue. In addition to this oil’s incredible cold temperature properties, it stands up well against high operating temperatures as well. This product is compatible with methanol and all racing fuels.


  • Excellent for use with supercharged, turbo charged or nitrous oxide high performance engine
  • Safely blends and is compatible with synthetic and non-synthetic oils
  • Petroleum and semi-synthetic SAE 20W-50 grades
  • Contains effective anti-wear agents, detergents, Lucas unique additive chemistry and friction modifiers (molybdenum) to provide the ultimate performance
  • Proven performance in marine applications
  • Compatible with methanol and all racing fuels
  • Zinc and phosphorous chemistry provides excellent boundary lubrication at start up (contains 0.31% zinc)
  • Conventional grade is factory fill for ILMOR high performance engines
MPNs: 10653, 10810, 10665, 10666

Additional information

Weight N/A
Dimensions N/A

1 Quart, 5 Quart, 5 Gallon Pail, 55 Gallon Drum, 1 Quart (Case of 6), 5 Quart (Case of 3)

SDS Marine Oil SAE 20W-50


TDS Marine Oil SAE 20W-50


Zinc Value

As seen on
Lucas Extreme Duty Marine Engine Oil SAE 20W-50