NGK BKR6EZB Spark Plug – Stock No. 4293
The NGK BKR6EZB is a reliable, copper-core spark plug for everyday and performance use. It delivers a clean, consistent spark for smooth starts, stable idle, and efficient combustion. It is a quality OE-style replacement that helps maintain fuel economy and reduce misfires.
- Consistent ignition for smoother running and better throttle response
- Durable nickel alloy with copper core for good heat transfer
- V-grooved centre electrode for strong spark under load
- Resistor design to reduce electrical noise that can affect the ECU
| Part Number | NGK BKR6EZB |
| NGK Stock Number | 4293 |
| GTIN | 087295142936 |
| Category | 686 – Spark Plug |
| Thread Size | M14 x 1.25 |
| Reach (thread length) | 19 mm |
| Hex Size | 16 mm (5/8 inch) |
| Seat Type | Flat seat with gasket |
| Heat Range | 6 (NGK scale) |
| Resistor | Yes |
| Centre Electrode | Copper core, nickel alloy, V-grooved |
| Ground Electrode | Single |
| Factory Gap | 0.8 mm (adjust to vehicle spec) |
| Terminal Type | Solid nut (non-removable) |
Fitment Guidance
This plug suits many petrol engines that use a 14 mm thread, 19 mm reach, gasket seat, and a 16 mm hex. Use our vehicle lookup to confirm fitment, or check the Vehicle Fitment tab for full details.
Installation Notes
– Always set the gap to the vehicle manufacturer specification.
– Fit to a cold engine and tighten to the specified torque. Typical torque for M14 gasket plugs in aluminium heads is around 26-30 Nm.
Do not over-tighten.
The price displayed is for a single plug, please add the desired amount to your basket.


