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Substitutes for Outboard Tilt Trim Oil

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Outboard tilt-trim oil provides rust protection for engines in the marine industry. For long periods of time, marine engines function under high loads and rotations per minute (RPMs), which causes automotive oils to break down and lose viscosity or ease of flow. For this reason, marine manufacturers produce manuals for owners of outboard motors which recommend specific oil types — automotive oil with SAE 30 or SAE 10W30 specification, transmission fluid type F, Dextron Automatic Transmission Fluid (ATF) or power tilt trim fluid by OMC company. OMC is a manufacturer of marine engine manifolds, parts and gaskets.

SAE 10W30 Automotive Oil

A substitute for outboard tilt-trim oil is automotive oil with SAE 10W30 specification. For example, it is recommended that you use SAE 10W30 oil in older Mercruiser brand trim pumps. Amsoil brand SAE 10W-30 Formula Four-Stroke Synthetic Motor Oil can satisfy warranty requirements of ,…