---
product_id: 123782839
title: "Laser Iridium Spark Plug IFR5N10 7866 (Pack of 8) for Vanden Plas XF XJ8 XJR XKR LR3 HSE Reach 19mm Gap 1.0mm Resistor Value 5K Ohm Cast Iron 18-25.3 lb. ft. Aluminum 18-21.6 lb. ft."
brand: "ngk"
price: "฿11468"
currency: THB
in_stock: true
reviews_count: 2
category: "Ngk"
url: https://www.desertcart.co.th/products/123782839-laser-iridium-spark-plug-ifr5n10-7866-pack-of-8-vanden
store_origin: TH
region: Thailand
---

# Iridium core for superior ignition 19mm gap for optimal spark Exact vehicle-specific fit Laser Iridium Spark Plug IFR5N10 7866 (Pack of 8) for Vanden Plas XF XJ8 XJR XKR LR3 HSE Reach 19mm Gap 1.0mm Resistor Value 5K Ohm Cast Iron 18-25.3 lb. ft. Aluminum 18-21.6 lb. ft.

**Brand:** ngk
**Price:** ฿11468
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with NGK Laser Iridium – where precision meets power!

## Quick Answers

- **What is this?** Laser Iridium Spark Plug IFR5N10 7866 (Pack of 8) for Vanden Plas XF XJ8 XJR XKR LR3 HSE Reach 19mm Gap 1.0mm Resistor Value 5K Ohm Cast Iron 18-25.3 lb. ft. Aluminum 18-21.6 lb. ft. by ngk
- **How much does it cost?** ฿11468 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/123782839-laser-iridium-spark-plug-ifr5n10-7866-pack-of-8-vanden)

## 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

- • **Optimized Spark Gap:** 19mm gap and 1.0mm resistor value deliver consistent combustion and smoother power delivery.
- • **Complete 8-Pack Value:** Get a full set with genuine NGK packaging—ready for a seamless replacement and upgrade.
- • **Precision Engine Ignition:** Iridium tip ensures faster, more reliable starts and improved acceleration.
- • **Tailored Fit for Your Ride:** Designed specifically for Vanden Plas XF, XJ8, XJR, XKR, and LR3 HSE models—no guesswork needed.
- • **Durability Meets Performance:** Laser-welded iridium electrode resists wear, extending spark plug life and engine efficiency.

## Overview

The NGK Laser Iridium Spark Plug IFR5N10 7866 (Pack of 8) is a genuine, vehicle-specific ignition solution featuring a durable iridium core and optimized 19mm spark gap. Engineered for Vanden Plas XF, XJ8, XJR, XKR, and LR3 HSE models, it ensures enhanced acceleration, reliable starts, and extended spark plug life, all backed by NGK’s trusted quality.

## Description

Genuine 8 pack NGK Laser Iridium 7866 Spark Plug

Review: Range Rover sport recommended spark plugs - Good spark plugs, they are the recommended plugs from the Range Rover manual. They work well and noticed increased acceleration after replacing my old worn out plugs. Good price as well.
Review: Exactly what I ordered - The spark plugs came in original packing and they were exactly what I ordered

## Features

- 8 pack NGK Laser Iridium 7866 Spark Plug
- Genuine NGK Parts
- Includes original packaging and hardware
- Direct replacement auto parts
- Confirm vehicle fitment with desertcart Confirmed Fit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07PGZKD4H |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #679,504 in Automotive ( See Top 100 in Automotive ) #3,555 in Automotive Replacement Spark Plugs |
| Brand | NGK |
| Core Material | Iridium |
| Customer Reviews | 4.9 4.9 out of 5 stars (19) |
| Date First Available | March 8, 2019 |
| Item Weight | 13.7 ounces |
| Item model number | 7866 |
| Manufacturer | NGK |
| Manufacturer Part Number | 7866 |
| Model | 8 pack NGK Laser Iridium 7866 Spark Plug |
| Position | Front, Rear |
| Product Dimensions | 3.31 x 0.94 x 6.64 inches |
| Thread Size | M14 x 1.25 |
| Top Material Type | Nickel |
| UPC | 087295196120 |
| Vehicle Service Type | Car, Truck |

## Product Details

- **Brand:** NGK
- **Core Material:** Iridium
- **Thread Size:** M14 x 1.25
- **Top Material Type:** Nickel
- **Vehicle Service Type:** Car, Truck

## Images

![Laser Iridium Spark Plug IFR5N10 7866 (Pack of 8) for Vanden Plas XF XJ8 XJR XKR LR3 HSE Reach 19mm Gap 1.0mm Resistor Value 5K Ohm Cast Iron 18-25.3 lb. ft. Aluminum 18-21.6 lb. ft. - Image 1](https://m.media-amazon.com/images/I/51HNPJ4bmyL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Range Rover sport recommended spark plugs
*by M***I on January 28, 2024*

Good spark plugs, they are the recommended plugs from the Range Rover manual. They work well and noticed increased acceleration after replacing my old worn out plugs. Good price as well.

### ⭐⭐⭐⭐⭐ Exactly what I ordered
*by E***T on August 28, 2023*

The spark plugs came in original packing and they were exactly what I ordered

## Frequently Bought Together

- NGK Laser Iridium Spark Plug IFR5N10 7866 (Pack of 8) for Vanden Plas XF XJ8 XJR XKR LR3 HSE Reach 19mm Gap 1.0mm Resistor Value 5K Ohm Cast Iron 18-25.3 lb. ft. Aluminum 18-21.6 lb. ft.
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**Shop now:** [https://www.desertcart.co.th/products/123782839-laser-iridium-spark-plug-ifr5n10-7866-pack-of-8-vanden](https://www.desertcart.co.th/products/123782839-laser-iridium-spark-plug-ifr5n10-7866-pack-of-8-vanden)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-25*