881879T11 Mercury MerCruiser Oil Pressure Sensor | Genuine Quicksilver OEM Part

🔧 Product Description

Genuine Quicksilver Oil Pressure Sensor - Part Number: 881879T11

A genuine Quicksilver 0-100 PSI oil pressure sensor for selected MerCruiser MPI petrol engines. This sensor provides engine oil pressure data to the gauge, ECU or SmartCraft monitoring system, helping the operator monitor lubrication system performance and detect low oil pressure conditions.

⚙️ Key Features

• Genuine Quicksilver OEM oil pressure sensor

• Correct Mercury part number 881879T11

• 0-100 PSI oil pressure sender / sensor application

• Used on selected MerCruiser MPI V6 and V8 petrol engines

• Supersedes multiple earlier MerCruiser oil pressure sensor references

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 8M6000626 → Supersedes 881879T11

• 881879T11 → Supersedes 881879A6

• 881879A6 → Supersedes 859604A1

• 859604A1 → Supersedes 859210T

• 859210 earlier OEM reference

OEM / Related Numbers:

• 881879T11

• 881879A6

• 881879011

• 8M6000626

• 859604A1

• 859210T

• 859210

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• MerCruiser MPI petrol engine oil pressure sensing and SmartCraft monitoring systems

Typically suits:

• Engine models:

• MerCruiser 4.3L MPI Alpha / Bravo - serial 0M300000 to 0M614999

• MerCruiser 4.3L MPI Alpha / Bravo - serial 0M615000 to 0W309999

• MerCruiser 4.3L MPI Alpha / Bravo - serial 0W310000 to 0W649999

• MerCruiser 4.3L MPI Alpha / Bravo - serial 0W650000 to 1A063239

• MerCruiser 4.3L MPI Alpha / Bravo - serial 1A063240 and up

• MerCruiser 5.0L MPI Alpha / Bravo - serial 0M300000 to 0M599999

• MerCruiser 5.0L MPI Alpha / Bravo - serial 0M600000 to 0W059999

• MerCruiser 5.0L MPI Alpha / Bravo - serial 0W060000 to 0W309999

• MerCruiser 5.0L MPI Alpha / Bravo - serial 0W310000 to 0W649999

• MerCruiser 5.0L MPI Alpha / Bravo - serial 0W650000 to 1A299999

• MerCruiser 350 MAG MPI Alpha / Bravo - serial 0M300000 to 0M599999

• MerCruiser 350 MAG MPI Alpha / Bravo - serial 0M600000 to 0W059999

• MerCruiser 350 MAG MPI Alpha / Bravo - serial 0W060000 to 0W309999

• MerCruiser 350 MAG MPI Alpha / Bravo - serial 0W310000 to 0W649999

• MerCruiser 350 MAG MPI Alpha / Bravo - serial 0W650000 to 1A299999

• MerCruiser 350 MAG MPI Alpha / Bravo - serial 1A300000 to 1A611927

• MerCruiser 350 MAG MPI Alpha / Bravo - serial 1A611928 to 1A623184

• MerCruiser 350 MAG MPI Alpha / Bravo - serial 1A623185 and up

• MerCruiser 350 MAG MPI Horizon Alpha / Bravo - serial 0M300000 to 0M599999

• MerCruiser 350 MAG MPI Horizon Alpha / Bravo - serial 0W060000 to 0W309999

• MerCruiser 350 MAG MPI Horizon Alpha / Bravo - serial 0W310000 to 0W649999

• MerCruiser 377 MAG MPI Bravo - serial 1A300000 to 1A611927

• MerCruiser 377 MAG MPI Bravo - serial 1A611928 to 1A623184

• MerCruiser 377 MAG MPI Bravo - serial 1A623185 and up

• MerCruiser MX 6.2L MPI Bravo - serial 0M300000 to 0M599999

• MerCruiser MX 6.2L MPI Bravo - serial 0W060000 to 0W309999

• MerCruiser MX 6.2L MPI Bravo - serial 0W310000 to 0W649999

• MerCruiser 496 MAG Base Model - serial 0M025000 to 0M687082

• MerCruiser 496 MAG Base Model - serial 0M687083 to 0W059999

• MerCruiser 496 MAG Base Model - serial 0W060000 to 0W309999

• MerCruiser 496 MAG Base Model - serial 0W310000 to 0W649999

• MerCruiser 496 MAG Base Model - serial 0W650000 to 1A066165

• MerCruiser 496 MAG Base Model - serial 1A066166 to 1A350678

• MerCruiser 496 MAG Base Model - serial 1A350679 and up

• MerCruiser 496 MAG H.O. - serial 0M025000 to 0M687143

• MerCruiser 496 MAG H.O. - serial 0M687144 to 0W059999

• MerCruiser 496 MAG H.O. - serial 0W060000 to 0W309999

• MerCruiser 496 MAG H.O. - serial 0W310000 to 0W649999

• MerCruiser 496 MAG H.O. - serial 0W650000 to 1A066165

• MerCruiser 496 MAG H.O. - serial 1A066166 to 1A350678

• MerCruiser 496 MAG H.O. - serial 1A350679 and up

• MerCruiser 8.1L Inboard Base - serial 0M026000 to 1A380318

• MerCruiser 8.1L Inboard H.O. - serial 0M026000 to 1A380318

• MerCruiser 8.2L MPI sterndrive and inboard applications where 881879T11 is specified

• Mercury Racing 520 EFI and 540 EFI applications where 881879T11 is specified

• Engine Type: MerCruiser MPI petrol V6 / V8 sterndrive and inboard engines

• Pressure Range: 0-100 PSI

• System Type: Engine oil pressure sensor / SmartCraft monitoring circuit

🔌 Function

The oil pressure sensor converts engine oil pressure into an electrical signal for the monitoring system, warning circuit or dashboard gauge.

Common signs of failure:

• Oil pressure gauge reads incorrectly

• False low oil pressure warning

• SmartCraft oil pressure fault

• Gauge reading fluctuates erratically

• Oil pressure reading does not match mechanical test gauge

📦 Condition

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging