Product Description
| Feature | Specification |
| Primary Part Number | MOTORCRAFT SWE1053B |
| OEM Part Number | D8RZ-9278-B (Ford/Motorcraft) |
| Function | Engine Oil Pressure Switch (Closes the circuit to activate the dash warning light when oil pressure drops below a safe level) |
| Voltage | 12 Volts |
| Switch Type | Single-Terminal Switch (Grounds through the engine block) |
| Thread Size | Proprietary (Commonly 1/8" NPT or similar compact thread) |
| Construction | Brass or Plated Steel Housing with single spade terminal |
| Typical Use | Original Equipment (OE) component in the oil galley, specifically for the oil pressure light circuit. |
| Vehicle/Truck | Years | Engine Type | Notes |
| Ford Fiesta | 1978 - 1979 | 1.6L I4 | Confirmed OE fitment for the oil pressure light circuit. |
| Fiat 124 | 1972 | 1.4L, 1.6L I4 | Confirmed compatibility for the oil pressure light switch. |
