{"product_id":"shell-rotella-t4-15w40-diesel-engine-oil-18-9l-028-7932-6","title":"Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil | 18.9 L Pail | 028-7932-6","description":"\u003ch2\u003eShell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil — 18.9 L Pail\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart \/ Item Number:\u003c\/strong\u003e 028-7932-6  |  \u003cstrong\u003eBrand:\u003c\/strong\u003e Shell Rotella\u003c\/p\u003e\n\u003cp\u003eShell Rotella \u003cstrong\u003eT4 Triple Protection\u003c\/strong\u003e is a conventional 15W-40 heavy-duty diesel engine oil formulated to protect against wear, deposits, and oil breakdown under the demanding conditions of diesel engine operation. The 18.9 L (5 US gal.) pail format is suited to workshops, fleet operators, and boat owners managing multiple engines or higher oil-volume services.\u003c\/p\u003e\n\u003cp\u003eRotella T4 is API \u003cstrong\u003eCK-4\u003c\/strong\u003e licensed, backward-compatible with CJ-4, CI-4 PLUS, and earlier API service categories, and meets the requirements of a broad range of diesel engine OEM specifications.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart \/ Item Number:\u003c\/strong\u003e 028-7932-6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Shell Rotella\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Rotella T4 Triple Protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eViscosity Grade:\u003c\/strong\u003e SAE 15W-40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil Type:\u003c\/strong\u003e Conventional (mineral-base) heavy-duty diesel engine oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContainer Size:\u003c\/strong\u003e 18.9 L \/ 5 US gal. pail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAPI Service Category:\u003c\/strong\u003e CK-4 (backward-compatible with CJ-4, CI-4 PLUS, CI-4, CH-4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals \/ Meets Requirements:\u003c\/strong\u003e Cummins CES 20086, Detroit Fluid Specification 93K222, Caterpillar ECF-3, Mack EOS-4.5, Volvo VDS-4.5, MB 228.31\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e approx. 17.5 kg \/ 38.6 lb (full pail)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSuitable Applications\u003c\/h2\u003e\n\u003cp\u003eShell Rotella T4 15W-40 is formulated for four-stroke diesel engines in on-highway, off-highway, marine, and stationary applications. Suitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDiesel-powered marine engines (inboard and generator sets) where the engine OEM specifies a CK-4 \/ CJ-4 or equivalent API-licensed 15W-40\u003c\/li\u003e\n\u003cli\u003eHeavy-duty on-highway diesel trucks and buses\u003c\/li\u003e\n\u003cli\u003eAgricultural, construction, and off-road diesel equipment\u003c\/li\u003e\n\u003cli\u003eStationary diesel generators\u003c\/li\u003e\n\u003cli\u003eMixed-fleet applications requiring a single CI-4 \/ CK-4 compatible 15W-40\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant — confirm OEM specification before use:\u003c\/strong\u003e Always verify that 15W-40 and the API CK-4 category are correct for your specific engine and operating conditions. Some marine diesel engines specify a lighter viscosity or a synthetic formulation. Check the engine owner’s manual or OEM service documentation before filling.\u003c\/p\u003e\n\n\u003ch2\u003eKey Performance Properties\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWear protection:\u003c\/strong\u003e Advanced additive system reduces metal-to-metal contact under high load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeposit control:\u003c\/strong\u003e Helps keep pistons and rings clean to maintain power output and fuel economy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil stability:\u003c\/strong\u003e Formulated to resist viscosity and chemical breakdown over the service interval\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoot handling:\u003c\/strong\u003e Designed to manage soot loading in diesel combustion environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold-flow:\u003c\/strong\u003e 15W rating provides cold-start flow protection down to approximately −15°C (5°F)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eService Interval Guidance\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFollow the engine manufacturer’s recommended oil change interval — do not extend intervals beyond OEM guidance\u003c\/li\u003e\n\u003cli\u003eMarine diesel engines in continuous or high-load service typically have shorter oil change intervals than the same engine in light-duty use\u003c\/li\u003e\n\u003cli\u003eCheck the oil level at each use and top up as required with the same viscosity and API category\u003c\/li\u003e\n\u003cli\u003eAlways replace the oil filter at each oil change — see related products below for compatible filters\u003c\/li\u003e\n\u003cli\u003eDispose of used oil responsibly at an approved collection facility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCross-Reference\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Number:\u003c\/strong\u003e 028-7932-6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlso referenced as:\u003c\/strong\u003e 028-7932\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShell Rotella product line:\u003c\/strong\u003e T4 Triple Protection, 15W-40 conventional\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRelated Products\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/8131495821348\"\u003eVolvo Penta Oil Filter 3840525\u003c\/a\u003e — OEM Volvo Penta oil filter for applicable diesel engine service\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eParts Desk Insights\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest use case:\u003c\/strong\u003e The 18.9 L pail is the economical choice when you’re servicing multiple engines, doing a full season’s worth of oil changes, or running a larger diesel with a high-capacity sump. Rotella T4 15W-40 is a reliable general-purpose diesel oil that satisfies the OEM requirements of a wide range of diesel engines — including many marine diesels from Yanmar, Perkins, Westerbeke, and Volvo Penta — without needing a brand-specific formulation, provided the engine spec calls for a CK-4 or CJ-4 category 15W-40.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon issues:\u003c\/strong\u003e The most frequent mistake is assuming all diesel engines take 15W-40. Some smaller marine diesels and modern high-pressure common-rail engines specify a lighter oil — 5W-30 or 5W-40 — and using 15W-40 in those engines can increase wear at cold start or reduce fuel efficiency. Always check the engine OEM specification, not just the oil change label on the boat, before filling from a pail. The second issue is mixing API categories when topping up — use the same API service category throughout the drain interval.\u003c\/p\u003e","brand":"CNT","offers":[{"title":"Default Title","offer_id":43563780243492,"sku":"028-7932-6","price":149.98,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/31d36d7b-5528-4278-a771-5dcdb1334863.png?v=1788824854","url":"https:\/\/marisolmarine.com\/products\/shell-rotella-t4-15w40-diesel-engine-oil-18-9l-028-7932-6","provider":"Marisol Marine Company","version":"1.0","type":"link"}