---
product_id: 254497223
title: "LKAR8AI-9 Laser Iridium Spark Plug, One Size"
brand: "ngk"
price: "€ 42.39"
currency: EUR
in_stock: true
reviews_count: 1
category: "Ngk"
url: https://www.desertcart.com.cy/products/254497223-lkar8ai-9-laser-iridium-spark-plug-one-size
store_origin: CY
region: Cyprus
---

# Laser-welded Iridium tip for max spark Boosts fuel economy & lowers emissions Triple gasket seal for zero gas leaks LKAR8AI-9 Laser Iridium Spark Plug, One Size

**Brand:** ngk
**Price:** € 42.39
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your ride with NGK’s laser precision spark!

## Quick Answers

- **What is this?** LKAR8AI-9 Laser Iridium Spark Plug, One Size by ngk
- **How much does it cost?** € 42.39 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/254497223-lkar8ai-9-laser-iridium-spark-plug-one-size)

## Best For

- ngk enthusiasts

## Why This Product

- Trusted ngk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fouling? Not Here.:** Longer insulator nose plus corrugated ribs prevent fouling and flashover, keeping your engine running clean and smooth.
- • **Engineered for Longevity:** Platinum disc on ground electrode and trivalent metal plating ensure superior corrosion resistance and extended service life.
- • **Performance You Can Feel:** Experience quicker acceleration and stable idle that sets you apart on every ride.
- • **Unmatched Ignition Power:** Laser-welded iridium tip delivers a sharper, longer-lasting spark for flawless starts every time.
- • **Precision Fit for Your Ride:** Vehicle-specific design with M10x1.0 or M12x1.25 thread sizes guarantees seamless installation and optimal performance.

## Overview

The NGK LKAR8AI-9 Laser Iridium Spark Plug features a laser-welded iridium center electrode and platinum disc for exceptional durability and ignition efficiency. Its advanced insulator design prevents fouling and flashover, while a triple gasket seal eliminates combustion gas leaks. Designed specifically for motorcycles, it enhances fuel economy, reduces emissions, and delivers faster starts with reliable, long-lasting performance.

## Description

Laser Iridium spark plugs provide superior ignitability and long service life. Smallest tip diameter available iridium/platinum surfaces ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions. Laser welded iridium center electrode tip ensures high durability and greater spark. Platinum disc welded to backside of ground electrode provides long life. Longer insulator nose prevents fouling, Corrugated ribs on insulator prevents flashover, and the triple gasket seal eliminates combustion gas leakage. Faster starts and quicker acceleration. Better fuel economy and lower emissions, trivalent metal plating for superior anti-corrosion and anti-seizing.

Review: Good product - As expected

## Features

- Laser welded Iridium center electrode tip ensures high durability and greater spark
- Platinum disc welded to backside of ground electrode provides long life
- Longer insulator nose prevents fouling, the corrugated ribs on insulator prevents flashover, and a triple gasket seal eliminates combustion gas leakage
- Faster starts and quicker acceleration
- Better fuel economy and lower emissions, trivalent metal plating for superior anti-corrosion and anti-seizing
- Fit type: Vehicle Specific

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0050514SW |
| Best Sellers Rank | #53,634 in Automotive ( See Top 100 in Automotive ) #30 in Motorcycle Ignition Parts |
| Brand | NGK |
| Brand Name | NGK |
| Compatible with Vehicle Type | Motorcycle |
| Core Material | Nickel |
| Core material | Nickel |
| Customer Reviews | 4.4 out of 5 stars 668 Reviews |
| Gap Size | 14 Millimeters |
| Global Trade Identification Number | 00087295167069 |
| Included Components | NGK LKAR8AI-9 Laser Iridium Spark Plug |
| Item Type Name | Spark Plugs |
| Item Weight | 20 Grams |
| Item height | 3.7 centimeters |
| Manufacturer | NGK |
| Manufacturer Part Number | LKAR8AI-9 |
| Thread Size | M10x1.0 or M12x1.25 |
| Thread size | M10x1.0 or M12x1.25 |
| Top Material Type | Nickel |
| Top material type | Nickel |
| UPC | 087295167069 |
| Unit Count | 1.0 Count |
| Vehicle service type | Motorcycle |

## Product Details

- **Brand:** NGK
- **Core material:** Nickel
- **Thread size:** M10x1.0 or M12x1.25
- **Top material type:** Nickel
- **Vehicle service type:** Motorcycle

## Images

![LKAR8AI-9 Laser Iridium Spark Plug, One Size - Image 1](https://m.media-amazon.com/images/I/81bY55pJnyL.jpg)

## Questions & Answers

**Q: The plug from my sxf 450 says ngk lkar8ai-9 but amazon says this plug listed won't fit my sxf? Could someone clarify**
A: i`m using this plug to my 2010 XC-W 450 Sixdays. i know this plug also works on EXC 450 bikes too.

**Q: Is this fit**
A: For the Duke 390 it is perfect.

**Q: Whats the diference between  lkar8bi9 and the lkar8ai9 spark plug?**
A: That is a question for NGK.

**Q: Will this work on 2015 ktm450sxf?**
A: Yes it fits and works also inj this engine.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by V***. on 14 November 2025*

As expected

## Frequently Bought Together

- NGK LKAR8AI-9 Laser Iridium Spark Plug, One Size
- NEW KTM OIL FILTER SERVICE KIT 2014-2021 RC 390 DUKE 90238015010
- KTM Air Filter (2017-2023) (390) - 93006015000

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**Shop now:** [https://www.desertcart.com.cy/products/254497223-lkar8ai-9-laser-iridium-spark-plug-one-size](https://www.desertcart.com.cy/products/254497223-lkar8ai-9-laser-iridium-spark-plug-one-size)

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-02-22*