Description
Overview:
The Genuine NGK B8HS-10 spark plug (MPN 5126) is a standard, short-reach plug designed to deliver reliable ignition in a wide range of small petrol engines. Built with a durable metal shell and a high-strength ceramic insulator, it provides a stable spark to support clean combustion, easy starting, and consistent running. Key dimensions include a 14 mm thread diameter, 12.7 mm thread reach (1/2 inch), a flat seat, and a 21 mm hex for straightforward fitting. The non-projected tip and removable terminal suit many ignition lead types found on garden machinery, compact construction tools, scooters and mopeds, portable generators, and small marine engines. Genuine NGK build quality helps maintain engine efficiency and reduces misfires during routine servicing. Also known as B8HS-10 or B8HS10 (5126).
Key Features:
- Genuine NGK part for dependable performance and long service life
- 14 mm thread diameter for common small-engine cylinder heads
- 12.7 mm thread reach (1/2 inch) for short-reach applications
- Flat seat design for correct sealing without a taper interface
- 21 mm hex for easy removal and installation with standard sockets
- Non-projected tip suited to compact combustion chambers
- Removable terminal to fit both threaded and push-on (SAE) caps
- Stable ignition for smoother starts, cleaner idle, and reduced fouling
- Robust insulator and shell construction for reliable heat dissipation
- Direct replacement for worn plugs to restore starting and throttle response
Typical Applications:
Used during routine maintenance or fault-finding on small petrol engines found in chainsaws, brushcutters, hedge trimmers, compact generators, scooters and mopeds, light construction tools, and small outboard motors. Suitable where a 14 mm thread, 12.7 mm reach (1/2 inch) and flat seat are specified.
Also known as:
Spark igniter, engine plug, ignition plug, NGK 5126, B8HS 10, B8HS short-reach 14 mm plug.
Alternate Part Numbers:
B8HS-10, B8HS10, 5126, Accel 156, ACDelco 41F
Product Specifications
| L&S Part No. | B8HS-10 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | NGK |
| OEM No. | 5126 |
| Unit of Sale | 1 |
| Machine Type | Engines |
| Fits Brands | NGK |
| Key Features | - 14 mm thread diameter fits common small-engine cylinder heads - 12.7 mm thread reach for short-reach applications - Flat seat design ensures correct sealing - 21 mm hex allows easy removal and installation - Removable terminal fits threaded and push-on caps |
Reviews
Ask a Question
Compatibility
Customers also bought
Related Products
-
![]()
Key Steel (Imperial) Length: 12" Assorted Pack of 20£78.14 £65.12 -
![]()
Flat Bar, Sizes: 20 x 3-6mm - Assorted Pack of 10£79.52 £66.27
