{"product_id":"merc-156","title":"Mercury - Driveshaft Oil Seal - 26-804156","description":"\u003cp\u003eThe Mercury Quicksilver Driveshaft \/ Oil Seal 26-804156 is an OEM-style radial shaft oil seal used in select Mercury, Mariner, and MerCruiser gearcase or powertrain applications. It seals around rotating shaft surfaces to help retain oil or gear lubricant while helping prevent water intrusion into the assembly.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury\/Quicksilver oil seal\u003c\/li\u003e\n\u003cli\u003ePart number: 26-804156\u003c\/li\u003e\n\u003cli\u003eAlso referenced as 804156\u003c\/li\u003e\n\u003cli\u003eRadial shaft oil seal for compatible gearcase or powerhead applications\u003c\/li\u003e\n\u003cli\u003eHelps retain oil while sealing against water and contamination\u003c\/li\u003e\n\u003cli\u003eGTIN \/ UPC: 745061204156\u003c\/li\u003e\n\u003cli\u003eOften stocked in multi-pack service quantities for repair work\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUsed on select Mercury and Mariner outboard applications, including various 2-stroke carbureted, Laser, EFI, XR4, and Magnum II engine families from roughly 35 HP through 200 HP. Also used in select MerCruiser applications, including Vazer-related powertrain assemblies where this seal is shown in the parts diagram.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eVerify fitment by engine or drive serial number, gearcase diagram, seal location, and original part number before ordering. Oil seals can vary by shaft diameter, housing bore, installation depth, and gearcase or powerhead configuration.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace this seal if oil or gear lube is leaking, water is entering the housing, the seal lip is worn or hardened, the garter spring is damaged, or the seal is disturbed during rebuild or shaft service.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInspect the shaft sealing surface before installing the new seal. Grooved, corroded, or pitted shafts can damage the new seal and cause repeat leaks. Install squarely with the correct driver and pressure-test the gearcase where applicable.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003ePrimary Mercury references: 26-804156 and 804156.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eOil seals are location-specific parts. Matching the outside diameter is not enough—the shaft size, lip direction, and installation depth all need to match the Mercury diagram for the seal to work properly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563853348900,"sku":"34217","price":9.44,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/34217_7880cf10-d3e8-4aa9-8e06-237359ee56d5.png?v=1771531208","url":"https:\/\/marisolmarine.com\/products\/merc-156","provider":"Marisol Marine Company","version":"1.0","type":"link"}