NOS Sorensen PS-48 Oil Pressure Switch – USA Made
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Description:
Correct for 1970–74 Ford E-Series and F-Series trucks with 240/300 CID inline-6 engines. Cross-referenced with GP Sorensen OPS48, Standard PS-13, and Delco D1800. Short stem, single terminal – activates dash light at low oil pressure. NOS condition – includes original packaging – not a reproduction.
⚙️ Part Overview
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Manufacturer: Sorensen (Standard Motor Products)
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Part Number: PS-48
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Type: Oil pressure switch
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Design: Single terminal, short stem, threaded body
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Function: Activates warning light when oil pressure drops below threshold
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Country of Origin: USA
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Packaging: Typically boxed; NOS units may show shelf wear or be bundled in multi-part lots
🚗 Fitment & Specific Applications
The PS-48 is correct for Ford trucks and vans from 1970–1974, especially those using 240 and 300 CID inline-6 engines. Based on verified listings and historical usage:
| Make | Models (Typical) | Years | Engine Types |
|---|---|---|---|
| Ford | E-Series, F-Series | 1970–1974 | 240, 300 I6 |
This switch is typically mounted near the oil filter boss or rear block port and used in dash warning light systems—not gauge circuits【1†】.
🔁 Cross-Reference Numbers
| Brand | Part Number |
|---|---|
| Sorensen | PS-48 |
| GP Sorensen | OPS48 / OP6065 |
| Niehoff | DR-133 |
| Standard | PS-13 |
| Delco | D1800 |
| Borg Warner | S318 |
| NAPA Echlin | OP7X |
These interchange numbers reflect compatibility across multiple aftermarket brands for short-stem Ford-style oil pressure switches
