Mercury Outboard 10W-30, 25W-40, 25W-50 4-Stroke Oil

Mercury Outboard 4-Stroke Oil is specifically formulated and developed to meet the needs of all Mercury 4-stroke outboards and MerCruiser marine engines.

Offering 10W-30 and 25W-40 synthetic and non-synthetic blends, as well as 25W-50 Verado racing oil, Mercury 4-Stroke oil offers industry-leading corrosion protection, outstanding lubricity, and excellent running quality and long-term reliability. Why is using Mercury 4 stroke oil so important? The marine environment is one of the most demanding environments in which an engine can operate. Mercury 4-stroke engines can and are often used for extended periods at wide-open throttle, harsh saltwater, and intense UV sunlight. Then, marine engines sit in storage over the off-season, in many cases, without any use. Why is using Mercury four-stroke oil so important? While boating is not often thought of as a harsh environment, it’s one of the most demanding environments in which an engine can operate. All Mercury four-stroke oil is engineered for marine engines' unique needs and rigorously tested to meet high standards, protect your Mercury Marine engine, and provide many years of engine life. Focusing on these demands, all Mercury four-stroke oil is engineered for the unique needs of marine engines and rigorously tested to meet our high standards, protect your outboard, and provide many years of engine life. Marine engines can and are often used for extended periods at wide-open throttle, in harsh saltwater, and intense UV sunlight. Then, marine engines sit in storage over the off-season, in many cases, without any use. Focusing on these demands, all Mercury four-stroke oil is engineered for the unique needs of marine engines and rigorously tested to meet our high standards, protect your outboard, and provide many years of engine life. The Mercury Precision Lubricants family of products consists of the only products engineered to meet the unique demands, operating characteristics, and Mercury Marine engines' applications.

Mercury 10W-30, 25W-40, 25W-50 4-Stroke oil is engineered for the unique needs of marine engines and rigorously tested to meet our high standards, protect your outboard, and provide many years of engine life.