Sierra 18-5899 80PSI Oil Pressure Sender

Sierra 18-5899 Oil Pressure Sending Unit for MerCruiser, Volvo, OMC

Sierra replacement oil pressure sender. Used on most types of marine applications on sterndrive and inboard engines. All Sierra aftermarket engine parts are manufactured to meet or exceed OEM requirements.

Specifications:

• Sender Code "C"
• Range - 80 psi
• Thread Size - 1/8" - 27 NPT
• Terminal Type - 10-32 stud

Use with 80 psi electric oil pressure gauge. 

Replaces:

• Crusader
• 700425
• MerCruiser
• 815425T
• 90806A
• 34623
• 90806
• 815425
• 8M0068784
• OMC
• 172127
• 982650
• 3853800
• 3857532
• Volvo
• 3857532
• Pro Marine
• 65899
• Redline
• 5899
• Datcon
• 02504-00
• Faria
• 90512
• Medallion
• A-2547
• Pleasurecraft
• R02001
• Stewart Warner
• 279-A
• VDO
• 360 801
• Veethree Seastar
• lA15001
• Volvo Penta
• 3857532

Frequently Asked Questions

What is the Sierra 18-5899 Oil Pressure Sending Unit used for?

The Sierra 18-5899 Oil Pressure Sending Unit is a replacement oil pressure sender for marine applications on sterndrive and inboard engines. It is designed for use with an 80 psi electric oil pressure gauge and is manufactured to meet or exceed OEM requirements.

What are the specifications of the Sierra 18-5899 Oil Pressure Sending Unit?

The Sierra 18-5899 has Sender Code "C" and an 80 psi range. It uses a 1/8"-27 NPT thread size and a 10-32 stud terminal. Verify these specifications against your existing sender and gauge before purchase.

What type of oil pressure gauge should be used with the Sierra 18-5899?

The Sierra 18-5899 Oil Pressure Sending Unit is specified for use with an 80 psi electric oil pressure gauge. Check that your existing gauge has the required 80 psi range before using this replacement oil pressure sender.

Is the Sierra 18-5899 compatible with MerCruiser, Volvo, and OMC applications?

The Sierra 18-5899 is listed as a replacement for multiple MerCruiser, Volvo, and OMC part numbers. It is also listed as a replacement for parts from Crusader, Pro Marine, Redline, Datcon, Faria, Medallion, Pleasurecraft, Stewart Warner, VDO, Veethree Seastar, and Volvo Penta.

What part numbers does the Sierra 18-5899 Oil Pressure Sending Unit replace?

The Sierra 18-5899 replaces numerous listed part numbers, including MerCruiser 815425T, 90806A, 34623, 90806, 815425, and 8M0068784; OMC 172127, 982650, 3853800, and 3857532; and Volvo and Volvo Penta 3857532. Additional replacement numbers are provided for other marine brands.

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