Marathon
Motul Marine Outboard TECH 10W40
Technosynthese® lubricant for 4-Stroke Outboard or sterndrive engines calling for NMMA FC-W lubricants. High HTHS viscosity ensures better oil film resistance at high temperature and absorb fuel dilution produced during long idling period. Perfect shear resistance to maintain lubricant performance at high temperature. Outstanding anti-corrosion properties to avoid corrosion due to sea water or salt water fog that can reach combustion chamber through exhaust pipe. Keep lubricant original properties even contaminated by sea water. SAE 40 viscosity grade at high temperature for severe conditions and warm climates.
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Sizing Guide
Please see below for a list of supplier sizing guides. If you have any issues, please don't hesitate to get in touch. We're here to help.
- Helly Hansen Sizing Guide
- Musto Sizing Guide
- Rooster Sizing Guide
- Typhoon Sizing Guide
- Zone 3 Sizing Guide
- Gul Sizing Guide
- Dryrobe Sizing Guide
- Swimzi Sizing Guide
- Dubarry Sizing Guide
- Dinghy Rope Guide
If we are missing a supplier, please send us an email and we'd be happy to source the correct sizing guide for you.










