{"product_id":"3967251-oil-pressure-sensor-for-cummins-4b-3-9-isb-qsb-b-5-9-natural-gas-engine","title":"3967251 Oil Pressure Sensor for Cummins 4B 3.9 ISB QSB B 5.9 Natural Gas Engine","description":"\u003ch2\u003eOil Pressure Sensor for Cummins\u003c\/h2\u003e\u003cp\u003eThis oil pressure sensor is a direct replacement component for Cummins 4B 3.9, ISB, QSB, and B 5.9 natural gas engines, monitoring oil pressure to protect the engine from low-pressure damage. It serves as an OEM cross-reference for part number 3967251.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis oil pressure sensor for Cummins engines measures engine oil pressure and sends a signal to the engine control unit or gauge. It is designed for Cummins 4B 3.9, ISB, QSB, and B 5.9 natural gas engine applications, ensuring accurate pressure readings for safe operation. The sensor for Cummins provides reliable performance in demanding conditions.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement sensor for Cummins 4B 3.9, ISB, QSB, and B 5.9 natural gas engines\u003c\/li\u003e\n\u003cli\u003eElectrical thread and connector design for a secure, leak-free fit\u003c\/li\u003e\n\u003cli\u003ePrecision sensing element delivers consistent oil pressure readings\u003c\/li\u003e\n\u003cli\u003eBuilt to withstand high vibration and temperature extremes in engine compartments\u003c\/li\u003e\n\u003cli\u003eOEM cross-reference 3967251 ensures compatibility with original mounting points\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Cummins 4B 3.9 engine\u003c\/li\u003e\n\u003cli\u003efor Cummins ISB 5.9 engine\u003c\/li\u003e\n\u003cli\u003efor Cummins QSB 5.9 engine\u003c\/li\u003e\n\u003cli\u003efor Cummins B 5.9 natural gas engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing a faulty sensor that triggers low oil pressure warnings\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance during engine rebuilds or overhaul\u003c\/li\u003e\n\u003cli\u003eInstalling in industrial pumps, generators, and agricultural equipment powered by these Cummins engines\u003c\/li\u003e\n\u003cli\u003eDiagnosing and resolving oil pressure gauge or warning light issues\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3967251\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Engine Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4B 3.9, ISB 5.9, QSB 5.9, B 5.9 natural gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOil pressure sender\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know if this oil pressure sensor is the right one for my Cummins engine? \u003cstrong\u003eA:\u003c\/strong\u003e Verify your engine model and existing sensor part number; this sensor matches OEM 3967251 and covers 4B 3.9, ISB, QSB, and B 5.9 variants. Confirm compatibility with your serial number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What are common signs of a failing oil pressure sensor? \u003cstrong\u003eA:\u003c\/strong\u003e Common signs include erratic oil pressure gauge readings, a warning light that stays on, or a false low-pressure alarm. Replace the sensor promptly to avoid unnecessary engine shutdowns.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Part Outfitters","offers":[{"title":"Default Title","offer_id":46624570114234,"sku":"ZZ3F01735","price":37.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/2476\/1786\/files\/s-l1600_bea60f19-2bc7-4e2a-9f9f-558acc1edcbb.jpg?v=1789149312","url":"https:\/\/partoutfitters.com\/products\/3967251-oil-pressure-sensor-for-cummins-4b-3-9-isb-qsb-b-5-9-natural-gas-engine","provider":"Part Outfitters","version":"1.0","type":"link"}