{"product_id":"sierra-10w-30-4-stroke-synthetic-marine-oil","title":"Sierra 10W-30 4-Stroke Synthetic Marine Oil","description":"\u003cp\u003eSierra 10W-30 4-Stroke Synthetic Marine Oil\u003c\/p\u003e\u003cp\u003eSierra 10W-30 Synthetic Blend Engine Oil is formulated specifically for 4-stroke outboard and sterndrive engine technology. The special blend of synthetic base oil and a balanced additive system exceeds FC-W requirements and provides excellent protection at high temperatures. This superior protection works under heavy engine loads and offers faster lubrication at start up.\u003c\/p\u003e\u003cp\u003eNote: Do NOT mix with gas - NOT for use in 2 cycle premix or injection engines.\u003c\/p\u003e\u003cp\u003eFeatures:\u003c\/p\u003e\u003cp\u003eRecommended for use in both outboard and sterndrive applications\u003c\/p\u003e\u003cp\u003eOffers faster lubrication at start up in low temperatures\u003c\/p\u003e\u003cp\u003eExcellent protection at high temperatures\u003c\/p\u003e\u003cp\u003eGreater resistance to oxidation for lower oil consumption\u003c\/p\u003e\u003cp\u003eNMMA FC-W Certified\/API-SL\u003c\/p\u003e\u003cp\u003eSold in quarts and gallon sizes\u003c\/p\u003e\u003cp\u003eFrequently Asked Questions\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWhat is Sierra 10W-30 4-Stroke Synthetic Marine Oil used for? Sierra 10W-30 4-Stroke Synthetic Marine Oil is formulated for 4-stroke outboard and sterndrive engines. Its synthetic blend and balanced additive system provide protection at high temperatures and under heavy engine loads while supporting faster lubrication at startup.\u003c\/li\u003e\n\u003cli\u003eCan Sierra 10W-30 4-Stroke Synthetic Marine Oil be used in 2-stroke engines? No. Sierra 10W-30 4-Stroke Synthetic Marine Oil is not for use in 2-cycle premix or injection engines. The product description specifically states not to mix this oil with gasoline.\u003c\/li\u003e\n\u003cli\u003eWhat applications is Sierra 10W-30 4-Stroke Synthetic Marine Oil recommended for? Sierra 10W-30 4-Stroke Synthetic Marine Oil is recommended for both outboard and sterndrive applications. It is formulated specifically for 4-stroke outboard and sterndrive engine technology.\u003c\/li\u003e\n\u003cli\u003eWhat certifications does Sierra 10W-30 4-Stroke Synthetic Marine Oil have? Sierra 10W-30 4-Stroke Synthetic Marine Oil is NMMA FC-W Certified and meets API-SL specifications. The product description also states that its synthetic blend exceeds FC-W requirements.\u003c\/li\u003e\n\u003cli\u003eHow does Sierra 10W-30 4-Stroke Synthetic Marine Oil perform at high and low temperatures? The oil provides protection at high temperatures and under heavy engine loads. It also offers faster lubrication at startup in low temperatures, helping provide lubrication when the engine is started.\u003c\/li\u003e\n\u003cli\u003eWhat sizes are available for Sierra 10W-30 4-Stroke Synthetic Marine Oil? Sierra 10W-30 4-Stroke Synthetic Marine Oil is sold in quart and gallon sizes. The appropriate amount varies by engine model, so verify the oil capacity for your specific engine before servicing.\u003c\/li\u003e\n\u003cli\u003eHow much oil does my engine need? It varies model to model, check out our Engine Oil Capacity Guide for more information and capacity charts!\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sierra","offers":[{"title":"118-9690-2","offer_id":50584088740098,"sku":"SIE-18-9690-2","price":22.39,"currency_code":"USD","in_stock":true},{"title":"118-9690-3","offer_id":50584088772866,"sku":"SIE-18-9690-3","price":86.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/3024\/2562\/files\/118-9690-2_NEW__59342.1753840709.webp?v=1791100431","url":"https:\/\/allmarineworld.com\/products\/sierra-10w-30-4-stroke-synthetic-marine-oil","provider":"All Marine World","version":"1.0","type":"link"}