Oil analysis
Commercial vessels commonly sample engines and gears at every service.
Towing gear
A1’s catalog does not list wire rope lubricant; follow the rope maker’s guidance for towing wires.
MARINE EQUIPMENT
Tugboat and workboat fluids and lubricants.
Diesel engine oil, marine gear oil, hydraulic oil, and grease for tugs, pushboats, and workboats, with the catalog’s gaps stated plainly.
Questions: [email protected] · Every AMSOIL link on this page carries dealer #30734402.
Fluids by compartment.
Confirm the fluid type, grade, and specifications in the tugboat and workboat maker’s manual before ordering. These examples are not a fitment result for a specific machine.
Main and auxiliary engines
Large marine diesels may require specific approvals or a TBN suited to the fuel. A1’s catalog does not list medium-speed engine oils or cylinder oils.
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 ↗Marine reduction gears
Reduction gears list ATF, an engine oil, or a gear oil depending on the maker.
Commercial transmission fluids
Torque-Drive Automatic Transmission Fluid
Torque-Drive Automatic Transmission Fluid for compatible commercial drivetrain systems.
Product details Shop at AMSOIL ↗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 ↗Deck winches, capstans, and steering
Hydraulic deck machinery and steering list a fluid type and grade.
Hydraulic & tractor fluids
ISO 46 Anti-Wear Hydraulic Oil
ISO 46 Anti-Wear Hydraulic Oil for compatible hydraulic or tractor systems.
Product details Shop at AMSOIL ↗
Hydraulic & tractor fluids
ISO 68 Multi-Viscosity Hydraulic Oil
ISO 68 Multi-Viscosity Hydraulic Oil for compatible hydraulic or tractor systems.
Product details Shop at AMSOIL ↗Deck fittings
Use a water-resistant grease where the maker allows.
Grease & assembly lube
Synthetic Water-Resistant Grease
A synthetic grease for compatible components exposed to water, including boat trailers and powersports equipment.
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 goes in a tugboat engine?
The oil and approvals the engine maker specifies.
What oil goes in a marine reduction gear?
The fluid the gear maker lists on its plate.
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]