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NGK 7493 Diesel Glow Plug
| Brand | NGK 7493 |
|---|---|
| Material Type | Metal type |
| Terminal Thread Size | M4 |
| System Voltage | 12 |
| Voltage | 10.50 |
| Length | 3.96 |
| Terminal Type | Threaded |
| Hex Size | 12 |
| Seat Type | Flat |
| Thread Diameter | 0.391 |
| Part Number | Y-147t |
| Stock Number | 7493 |
| Product line | NGK Glow Plug |
| Fits | Toyota · 8 vehicles |
OE legacy. Built to original equipment standards for dependable performance.
Threaded terminal. Provides a secure electrical connection.
Metal construction. Durable design for demanding ignition service.
Cross-references NGK 7493, 067100-1330 and 250202058 for the same application. See all 5.
NGK Glow Plug 7493 for Toyota Land Cruiser
NGK Glow Plug 7493 is a diesel glow plug built for 12-volt systems and OE-style service on select Toyota Land Cruiser applications. It uses a threaded terminal, flat seat, and metal-type construction to support reliable cold-start performance in diesel engines.
For 1981-1987 Toyota Land Cruiser diesel glow plug replacement, this NGK glow plug 7493 matches the listed OE-equivalent application. NGK’s long history as an OE supplier and ignition specialist supports consistent manufacturing standards for drivers maintaining original-equipment performance.
Key Features
- Diesel glow plug for select Toyota Land Cruiser models
- 12 system voltage with 10.50 voltage specification
- Metal-type construction for diesel engine service
- Threaded terminal type with M4 terminal thread size
- Flat seat design and 0.391 thread diameter
- NGK part number 7493, also listed as Y-147T
Detailed Description
NGK 7493 is a diesel glow plug engineered for OE-equivalent replacement in 1981-1987 Toyota Land Cruiser applications. The 3.96 length, 12 hex size, and threaded terminal configuration are listed to help match the original service part requirements. If you are searching for a Toyota Land Cruiser glow plug replacement, NGK 7493 provides a direct reference point for diesel ignition maintenance.
NGK manufactures ignition components for a wide range of automotive applications and maintains OE-focused production standards. This part cross-references 067100-1330 and DG-232 for the same application.
Common Issues This Part May Address
- Hard starting in cold diesel conditions
- Extended cranking before engine ignition
- Rough initial idle after startup
- Glow plug circuit service on listed Toyota Land Cruiser models
- Replacement of a worn or failed diesel glow plug
Installation Notes and Tips
Verify the vehicle’s glow plug specification, terminal style, seat type, thread diameter, and voltage before installation. Confirm the application against your Toyota Land Cruiser year and diesel engine requirements, and inspect the glow plug circuit for related faults if starting concerns remain after replacement. Use the listed part number 7493 and Y-147T reference to confirm the correct service part.
Quality Assurance
NGK is a long-established OE supplier with manufacturing and distribution operations supporting original-equipment standards. Part number 7493 is produced to meet the listed application details for 1981-1987 Toyota Land Cruiser diesel service.
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 1987 | Toyota | Land Cruiser | — | 3.4L | L4 | DIESEL | N/A | OE Equivalent Design; NGK Glow Plug |
| 1986 | Toyota | Land Cruiser | — | 3.4L | L4 | DIESEL | N/A | OE Equivalent Design; NGK Glow Plug |
| 1985 | Toyota | Land Cruiser | — | 3.4L | L4 | DIESEL | N/A | OE Equivalent Design; NGK Glow Plug |
| 1984 | Toyota | Land Cruiser | — | 3.4L | L4 | DIESEL | N/A | OE Equivalent Design; NGK Glow Plug |
| 1983 | Toyota | Land Cruiser | — | 3.4L | L4 | DIESEL | N/A | OE Equivalent Design; NGK Glow Plug |
| 1982 | Toyota | Land Cruiser | — | 3.4L | L4 | DIESEL | N/A | OE Equivalent Design; NGK Glow Plug |
| 1981 | Toyota | Land Cruiser | BJ60 | 4.2L | L6 | DIESEL | N/A | OE Equivalent Design; NGK Glow Plug |
| 1981 | Toyota | Land Cruiser | — | 3.4L | L4 | DIESEL | N/A | OE Manufacturer Diesel Glow Plug Application; NGK Glow Plug |
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