Description
NGK ZFR5LP-13G Spark Plug (Stock No. 7781) – Laser Platinum
This NGK Laser Platinum spark plug gives a clean, reliable spark with long service life. The fine platinum centre electrode needs less voltage to fire, which helps cold starts, smooth idle, and consistent performance. It is pre-gapped to 1.3 mm for quick installation.
- Platinum centre electrode for stable spark and long life
- Pre-gapped for easy fitment and consistent performance
- Resistor design reduces electrical noise that can affect sensors and audio
Always check your vehicle’s specification and use our vehicle lookup to confirm fitment.
| Part number | ZFR5LP-13G |
|---|---|
| NGK stock number | 7781 |
| Category | 686 – Spark Plug |
| GTIN | 87295177815 |
| Type | Laser Platinum (platinum centre electrode) |
| Thread diameter | 14 mm |
| Thread reach | 19 mm |
| Hex size | 16 mm |
| Seat type | Gasket (flat seat) |
| Heat range | 5 (NGK scale – medium) |
| Resistor | Yes |
| Projected tip | Yes |
| Factory gap | 1.3 mm (-13) |
| Centre electrode | Platinum tip |
| Ground electrode | Nickel alloy, standard cut |
| Terminal | Solid SAE |
| Recommended torque | 18-25 Nm (14 mm thread, gasket seat) |
| Typical use | Petrol engines requiring 14 mm, 19 mm reach, gasket-seat plugs with 1.3 mm gap |
Fitment guidance
This plug suits a range of petrol engines that specify NGK ZFR5-series, 14 mm thread, 19 mm reach, gasket seat and a 1.3 mm gap. Use the site’s vehicle lookup to confirm fitment, or check the Vehicle Fitment tab for full details.
Installation notes
– Fit only to a cold engine. Hand-thread first to avoid cross-threading, then torque to spec.
– If adjusting gap, do so carefully to avoid damaging the fine electrode.
The price displayed is for a single plug, please add the desired amount to your basket.
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