{"product_id":"sierra-95403-fully-synthetic-tc-w3-2-stroke-marine-engine-oil-1-gal","title":"Sierra 95403 Fully Synthetic TC-W3 2-Stroke Marine Engine Oil – 1 Gal.","description":"\u003ch2\u003eSierra 95403 Fully Synthetic TC-W3 2-Stroke Marine Engine Oil – 1 Gal.\u003c\/h2\u003e\u003cp\u003eA fully synthetic TC-W3 rated 2-stroke outboard oil engineered for high-performance and high-horsepower applications. Sierra’s 95403 exceeds the requirements of \u003cstrong\u003eNMMA TC-W3\u003c\/strong\u003e, \u003cstrong\u003eJASO\u003c\/strong\u003e, \u003cstrong\u003eISO\u003c\/strong\u003e, and \u003cstrong\u003eAPI\u003c\/strong\u003e standards, making it compatible with virtually all 2-stroke outboard engines — including modern direct-injection systems. The fully synthetic base provides cleaner combustion, reduced carbon deposits, and superior protection across a wide operating range compared to conventional or semi-synthetic alternatives.\u003c\/p\u003e\u003cp\u003eSuitable for both oil injection systems and pre-mix applications, this oil is formulated to minimize ring sticking, exhaust port blockage, and deposit buildup — common failure points in high-output 2-stroke engines running hard in demanding conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 95403\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Fully synthetic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRating:\u003c\/strong\u003e TC-W3 \/ JASO \/ ISO \/ API\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine type:\u003c\/strong\u003e 2-stroke outboard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Oil injection systems and pre-mix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolume:\u003c\/strong\u003e 1 US gallon (~3.8 L)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.5 kg (7.7 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eParts Desk Insights\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e The 95403 is the right choice for boaters running high-horsepower 2-stroke outboards — particularly direct-injection engines (such as E-TEC or FICHT) that demand a fully synthetic formulation for optimal cleanliness and protection. The gallon format suits boaters who go through oil regularly and want to minimize per-litre cost without stepping up to drum quantities. For occasional use, top-ups, or smaller engines, the \u003ca href=\"\/products\/sierra-95402-fully-synthetic-tc-w3-2-stroke-outboard-oil-qt\"\u003eSierra 95402 Fully Synthetic TC-W3 2-Stroke Oil – Quart\u003c\/a\u003e is the more practical size. Always verify your engine manufacturer’s oil specification before switching oil types.\u003c\/p\u003e","brand":"LNS","offers":[{"title":"Default Title","offer_id":51199652233252,"sku":"47-95403","price":114.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/47-95402_08eb2f07-0fbb-4eff-a06a-2c2c555d4f8f.jpg?v=1785611194","url":"https:\/\/marisolmarine.com\/products\/sierra-95403-fully-synthetic-tc-w3-2-stroke-marine-engine-oil-1-gal","provider":"Marisol Marine Company","version":"1.0","type":"link"}