NOS Sorensen PS-84 Oil Pressure Switch – USA Made

Description:

Correct for GM, Ford, and AMC platforms using single-terminal warning light systems. Cross-referenced with AC Delco D1811, Niehoff FF-84, and Echlin OP84. Threaded metal body with stud terminal – ideal for restorers seeking period-correct engine monitoring components. NOS condition – includes original packaging – not a reproduction.

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🛠️ Part Overview

• Manufacturer: Sorensen (Standard Motor Products)

• Part Number: PS-84

• Type: Oil pressure switch

• Function: Activates warning light or gauge circuit when oil pressure drops below threshold

• Construction: Threaded metal body with single terminal stud

• Country of Origin: USA

• Vintage Status: Confirmed NOS availability

• Packaging: Typically boxed or carded with Sorensen branding

🚗 Fitment & Specific Applications

While direct OE fitment data is limited, the PS-84 appears to be correct for 1960s–1970s GM and Ford platforms, especially those using single-terminal oil pressure warning systems. Based on adjacent listings and part numbering conventions:

It’s typically mounted near the oil filter boss or on the engine block, wired to the dash warning lamp.

🔁 Cross-Reference Numbers

These interchange numbers reflect compatibility across multiple aftermarket brands for single-terminal oil pressure switches