Description
Overview:
The Genuine NGK D8EA Spark Plug (MPN: 2120) is a dependable ignition component for petrol engines used in construction plant and garden machinery. It features a robust metal shell and a durable white ceramic insulator to withstand heat, vibration, and fouling during everyday use. Designed to deliver a consistent spark, it helps engines start cleanly and run smoothly, improving combustion stability and overall efficiency. With a 12 mm thread, 1.25 mm pitch, 19 mm reach, and an 18 mm hex, it fits many small engines found in generators, water pumps, compactors, tillers, and larger lawnmowers. Supplied as a single plug and set with a 0.7 mm gap, this genuine NGK part is a practical choice for tradespeople and DIY users who want reliable, repeatable performance.
Key Features:
- Genuine NGK part for consistent quality and reliability
- 12 mm thread size with 1.25 mm pitch for secure, accurate fitment
- 19 mm reach suits a wide range of small engine cylinder heads
- 18 mm hex for easy installation with standard spark plug sockets
- Factory set 0.7 mm gap helps deliver stable ignition under load
- Durable ceramic insulator resists heat and flashover in tough conditions
- Plated metal shell helps combat corrosion and seizing in alloy heads
- Designed for smooth starting, clean idling, and efficient combustion
- Suitable for construction and garden equipment using compatible 12 mm plugs
- Sold individually to match single-plug and multi-cylinder engine needs
Typical Applications:
Routine servicing or replacement on petrol engines powering site generators, water pumps, plate compactors, cultivators, pressure washers, and larger garden machinery such as ride-on and walk-behind mowers. Ideal where a 12 mm thread, 19 mm reach, and 18 mm hex are specified, supporting reliable cold starts, stable running, and reduced misfires across varied working environments.
Also known as:
Spark plug D8EA, ignition plug, firing plug, engine ignition plug, spark ignition plug, 12 mm spark plug, small engine spark plug. These terms refer to the same type of component used to create the ignition spark within a petrol engine's combustion chamber.
Product Specifications
| L&S Part No. | D8EA |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | NGK |
| OEM No. | 2120 |
| Unit of Sale | 1 |
| Machine Type | Engines |
| Fits Brands | NGK |
