Low hours, long seasons
Auxiliaries run few hours; change oil by calendar and before winter layup.
Fuel tank water
Condensation in fuel tanks is common; drain separators.
MARINE EQUIPMENT
Sailboat auxiliary diesel fluids and lubricants.
Engine oil, saildrive and transmission lubricant, coolant, and fuel care for sailboat auxiliary diesels.
Questions: [email protected] · Every AMSOIL link on this page carries dealer #30734402.
Fluids by compartment.
Confirm the fluid type, grade, and specifications in the sailboat auxiliary diesel maker’s manual before ordering. These examples are not a fitment result for a specific machine.
Engine
Small marine diesels follow the engine maker’s oil.
Diesel oil
15W-40 Heavy-Duty Diesel and Marine Oil
15W-40 Heavy-Duty Diesel and Marine Oil for compatible diesel engines.
Product details Shop at AMSOIL ↗
Diesel oil
Signature Series 15W-40 Max-Duty Diesel Oil
15W-40 Signature Series Max-Duty synthetic diesel oil for compatible diesel engines in demanding service.
Product details Shop at AMSOIL ↗Saildrive and transmission
Saildrives and marine gears use their maker’s lubricant.
Gear oil
75W-90 Marine Gear Lube
75W-90 Marine Gear Lube for compatible differentials and gear assemblies.
Product details Shop at AMSOIL ↗
Transmission fluid
Signature Series Multi-Vehicle Automatic Transmission Fluid
Signature Series Multi-Vehicle Automatic Transmission Fluid for compatible automatic transmissions. Verify the transmission-specific application list.
Product details Shop at AMSOIL ↗Fuel and cooling
Treat fuel against water and microbial growth; maintain coolant.
Fuel additives
Diesel 4-IN-1 Fuel Additive
Diesel additive combining injector cleaning, lubricity, cetane, and cold-flow functions.
Product details Shop at AMSOIL ↗
Coolant & additives
Heavy-Duty Antifreeze & Coolant
Antifreeze and coolant formulated for compatible heavy-duty cooling-system applications.
Product details Shop at AMSOIL ↗ORDER THROUGH INDEPENDENT AMSOIL DEALER #30734402
Ready to order, or have a question first?
Shop AMSOIL directly with Jeff’s dealer number already attached, or open a business account. AMSOIL handles pricing, checkout, and shipping. If you contact AMSOIL another way, give them dealer number 30734402.
Prefer to talk it through? Email Jeff at [email protected] with your equipment, the fluid now in use, and your approximate volume.
Frequently asked questions
What oil for a sailboat diesel?
The oil the engine maker specifies.
What goes in a saildrive?
The lubricant the saildrive maker specifies.
General maintenance information. Always follow the equipment maker’s requirements and the current product data. Product availability, pricing, and account terms are set by AMSOIL.
Industries that use this equipment
More marine equipment
Open a commercial account with dealer #30734402
https://www.amsoil.com/business-opportunities/get-a-commercial-account/?zo=30734402
Jeff Pittman · A1 Synthetic Oil · Independent AMSOIL Dealer #30734402 · Newport, Washington · [email protected]