Description
Overview:
The Genuine NGK Spark Plug No. D8HA is a standard small‐engine spark plug designed to restore clean, reliable ignition in petrol engines used on garden and construction equipment. Built by NGK with a robust steel shell and a high‐alumina ceramic insulator, it uses durable nickel‐alloy electrodes to cope with high temperatures and repeated starts. The D8HA format typically features a 12 mm thread, 12.7 mm (1/2 in) reach, and an 18 mm hex for straightforward removal and fitting with a common plug socket. Suited to equipment such as generators, water pumps, compactors, mowers, and small utility engines, this genuine part helps reduce misfires and hard starting, supports stable idling, and maintains efficient combustion for everyday use and routine maintenance.
Key Features:
- Genuine NGK part for consistent quality and dependable ignition performance
- Nickel‐alloy electrodes and robust ceramic insulator for durability under heat and vibration
- 12 mm thread with 12.7 mm (1/2 in) reach for common small‐engine cylinder heads
- 18 mm hex for easy installation/removal with a standard spark plug socket
- Gasket-seat design helps ensure proper sealing and compression
- Resists fouling and corrosion for smoother running and longer service life
- Supports easier cold starts and stable idling when the engine is in good tune
- Suitable for routine maintenance on a wide range of garden and site machinery
Typical Applications:
Used in small petrol engines found on generators, compactors/plate tampers, water pumps, lawn mowers, tillers, and light construction equipment. Ideal for routine servicing to restore spark quality, improve starting, and help maintain fuel efficiency and smooth operation in everyday use.
Also known as:
NGK D8HA spark plug, D8HA plug, small‐engine spark plug (12 mm thread, 12.7 mm/1/2 in reach), standard NGK plug for garden and construction machinery.
Product Specifications
| L&S Part No. | D8HA |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | NGK |
| OEM No. | 7112 |
| Unit of Sale | 1 |
| Fits Brands | NGK |
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