Description
Overview:
The NGK LR8B Spark Plug is a genuine NGK service part designed for small two-stroke motorcycle engines, including the KTM 50 SX and 65 SX. Built around a robust copper-core centre electrode and a high-quality ceramic insulator, it delivers a strong, clean spark to ignite the air-fuel mixture reliably. This supports easy cold starts, steady idling, and dependable performance under repeated acceleration. Identified by Manufacturer Part Number (MPN) 6208, the LR8B features a 12.7 mm (0.5 inches) thread reach to seat correctly in the cylinder head. It is a practical, direct-fit replacement for routine maintenance or when resolving misfires and hard starting. As a genuine part, it provides OE-equivalent fit and function to help keep your KTM minibike running smoothly.
Key Features:
- Genuine NGK part (MPN 6208) for OE-equivalent quality and consistency
- Copper-core construction for excellent electrical conductivity and heat transfer
- 12.7 mm (0.5 inches) thread reach for correct fitment and sealing in the head
- Produces a reliable spark for confident starting and stable running
- Durable materials suited to the heat and vibration of off-road use
- Straightforward to install with standard hand tools
- Supports regular servicing schedules to maintain engine efficiency
Typical Applications:
Used as the primary ignition plug in KTM 50 SX and 65 SX two-stroke engines for youth and light off-road riding. Ideal for scheduled plug changes, troubleshooting hard starting or rough running, and restoring performance after heavy use, cold weather, or fouling. Suitable for workshop, race paddock, or home garage maintenance.
Also known as:
Ignition plug, engine spark plug, motorcycle spark plug, two-stroke spark plug, LR8B plug code. Often referenced during routine tune-ups or ignition system servicing alongside caps, leads, and coils.
Fits Models:
50 SX
50SX
65 SX
65SX
Alternate Part Numbers:
LR8B
Product Specifications
| L&S Part No. | LR8B |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | NGK |
| OEM No. | 6208 |
| Unit of Sale | 1 |
| Applications | 50 SX, 50SX, 65 SX, 65SX |
| Fits Brands | NGK |
