Shop AMSOIL Marine Gasoline Motor Oil

25W-40 Synthetic Blend Marine Engine Oil

Protects Against Wear : Marine engines operate under high loads and rpm for extended periods. On average, a marine engine powering a boat 30 mph runs at about 5,000 rpm. In contrast, an automotive engine powering a car 60 mph runs at about 2,000 rpm. Higher stress causes traditional automotive oils to break down and lose viscosity. AMSOIL 25W-40... read more

Brand: AMSOIL • Product Code: WCM

25W-40 Synthetic Blend Marine Engine Oil

SAE 10W-30 Formula 4-Stroke® Marine Synthetic Motor Oil (WCT)

AMSOIL 10W-30 Formula 4-Stroke® Marine Synthetic Motor Oil (WCT) is a premium quality synthetic formulation engineered for the harsh operating conditions of marine environments. It withstands the intense mechanical action of continuous, high RPM operation to deliver superior viscosity protection. Formula 4-Stroke® Marine Synthetic Motor Oil... read more

Brand: AMSOIL • Product Code: WCT

SAE 10W-30 Formula 4-Stroke® Marine Synthetic Motor Oil (WCT)

Synthetic Heavy-Duty Diesel & Marine Motor Oil SAE 15W-40 (AME)

AMSOIL Synthetic Heavy Duty Diesel & Marine Motor Oil is a premium diesel oil that provides excellent performance in all types of diesel engines where highly effective control of wear and deposits is vital. Engineered with heavy-duty dispersant/detergent additives, its Total Base Number (TBN) of 12 neutralizes acids and controls soot thickening... read more

Brand: AMSOIL • Product Code: AME

Synthetic Heavy-Duty Diesel & Marine Motor Oil SAE 15W-40 (AME)

10W-40 Synthetic Formula 4-Stroke Marine Oil (WCF)

AMSOIL Formula 4-Stroke® Marine Synthetic Motor Oil is a premium-quality synthetic formulation engineered for the harsh operating conditions of marine environments. It withstands the intense mechanical action of continuous, high-rpm operation to deliver superior viscosity protection. Formula 4-Stroke Marine Synthetic Motor Oil is specially fortified... read more

Brand: AMSOIL • Product Code: WCF

10W-40 Synthetic Formula 4-Stroke Marine Oil (WCF)

HP Marine Synthetic 2-Stroke Oil (HPM)

The High-Performance Marine 2-Stroke Oil Excellent for Evinrude® E-TEC™ factory-lean setting (replaces Evinrude XD100™ 2-Cycle Oil) Helps prevent deposits Protects against wear Low smoke Protects against rust Low aquatic toxicity Superior performance as an injection oil or at 50:1 pre-mix High-quality motor oil is critical... read more

Brand: AMSOIL • Product Code: HPM

AMSOIL Hand Pump For Bottles

The AMSOIL Marine Gear Lube Pump is specifically designed to ease installation and reduce mess when servicing lower units with quarts of AMSOIL Synthetic Marine Gear Lube. Fits all AMSOIL quart bottles. ... read more

Brand: AMSOIL • Product Code: G3456

75W/80W-90 Marine Gear Lube (AGM)

AMSOIL Universal Synthetic Marine Gear Lube is an exclusive AMSOIL formulation of synthetic base oils and high performance additives that address the specific concerns of marine applications. It is extreme pressure (EP) additive fortified for superior protection of fast accelerating, high torque/horsepower engines. It protects against shock loading... read more

Brand: AMSOIL • Product Code: AGM