{"product_id":"oil-pressure-sender-sensor-sending-unit-for-volvo-penta","title":"Oil Pressure Sender Sensor Sending Unit For Volvo Penta","description":"\u003cp\u003e\u003cstrong\u003eRICHWEI oil pressure sender is a direct-fit replacement sensor that reports engine oil pressure for Volvo Penta, Mercury\/Mercruiser and OMC marine engines (fits many 3.0L–8.2L V6\/V8 models).\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact, threaded sender is built to restore accurate oil-pressure readings on a range of inboard and sterndrive marine engines. Designed with a 1\/8\"-27 NPT thread and a 10-32 stud electrical terminal, the unit matches the common factory specifications for popular part numbers such as 815425T, 3857532, 8M0068784 and others. Its resistance curve covers 0–300 ohms with an 80 psi range, making it compatible with dash gauges and monitoring systems used across multiple boat engine families.\u003c\/p\u003e\n\n\u003ch3\u003eWill this sender fit my engine model?\u003c\/h3\u003e\n\u003cp\u003eCheck the thread, electrical terminal and the OEM cross-reference numbers. The sender uses a 1\/8\"-27 NPT thread and a 10-32 stud terminal—standard for many marine oil pressure ports—and replaces numerous OEM references across Mercury\/Mercruiser, Volvo Penta and OMC.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThreads: 1\/8\"-27 NPT for direct installation\u003c\/li\u003e\n  \u003cli\u003eTerminal: 10-32 stud for common gauge connectors\u003c\/li\u003e\n  \u003cli\u003eOEM cross-refs: 815425T, 3857532, 8M0068784, 90806, 834920, 0509445, etc.\u003c\/li\u003e\n  \u003cli\u003eEngine sizes covered: 3.0L, 4.3L, 5.0L, 5.7L, 7.4L, 8.2L and common 4L\/V6\/V8 configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow accurate and durable is the measurement?\u003c\/h3\u003e\n\u003cp\u003eThe sender provides a resistance output across 0–300 ohms with an 80 psi maximum range, matching the electrical behavior expected by most marine dashboards. Its metal body and sealed design resist engine bay conditions, giving stable readings when properly installed and connected.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eResistance range: 0–300 ohms for standard gauge compatibility\u003c\/li\u003e\n  \u003cli\u003ePressure range: up to 80 psi for typical marine oil systems\u003c\/li\u003e\n  \u003cli\u003eSealed housing to reduce moisture and oil ingress risks\u003c\/li\u003e\n  \u003cli\u003e10-32 stud ensures reliable electrical contact\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat’s involved in installing this replacement sender?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for a mechanically inclined boater or a marine technician: remove the old sender, confirm thread compatibility, apply proper thread sealing, and reconnect the gauge lead to the 10-32 stud. No special tools are required beyond common wrenches and thread sealant.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTools: wrench for 1\/8\"-27 NPT fitting and small terminal wrench for stud\u003c\/li\u003e\n  \u003cli\u003ePrep: clean port, use marine-grade thread sealant sparingly\u003c\/li\u003e\n  \u003cli\u003eConnection: attach gauge wire to 10-32 stud and secure with nut\u003c\/li\u003e\n  \u003cli\u003eTest: run engine and verify steady gauge response\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich factory part numbers does this unit replace?\u003c\/h3\u003e\n\u003cp\u003eThis sender is manufactured to be compatible with many OEM part numbers used by Mercury\/Mercruiser, Volvo Penta and OMC, making it a convenient aftermarket replacement for several discontinued or hard-to-find originals. Always compare part numbers before ordering to confirm fitment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMercury\/Mercruiser refs: 815425T, 8M0068784, 815425, 90806, 90806A1\u003c\/li\u003e\n  \u003cli\u003eVolvo Penta refs: 3853800, 3857532, 834920, 872063\u003c\/li\u003e\n  \u003cli\u003eOMC refs: 0509445, 0982650, 3857532\u003c\/li\u003e\n  \u003cli\u003eAlso cross-compatible with many OEM catalog numbers listed by manufacturers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: boat owners, marine mechanics and service shops seeking a reliable, direct-replacement oil pressure sender for small to mid-size inboard and sterndrive engines. If you need to restore accurate oil-pressure readings on Volvo Penta, Mercury\/Mercruiser or OMC-powered craft—especially models in the 3.0L through 8.2L range—this sender offers a cost-effective, specification-matching solution. Confirm your engine’s thread type and cross-reference numbers before purchase to ensure a correct fit.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this sender fit my Mercury or Mercruiser engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It replaces many Mercury\/Mercruiser part numbers (e.g., 815425T, 8M0068784); confirm your OEM number and thread type before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What thread and terminal does the sensor use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The unit uses a 1\/8\"-27 NPT thread and a 10-32 stud electrical terminal for common marine gauges.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"RICHWEI","offers":[{"title":"Default Title","offer_id":48087009525918,"sku":"B0B7XMPP4X","price":31.37,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/richwei-front-view-packaging.jpg?v=1785913388","url":"https:\/\/northtrailauto.ca\/products\/oil-pressure-sender-sensor-sending-unit-for-volvo-penta","provider":"North Trail Auto","version":"1.0","type":"link"}