---
product_id: 76442605
title: "NGK Spark Plug LFR6A- Set of 4"
brand: "ngk"
price: "¥11161"
currency: JPY
in_stock: true
category: "Ngk"
url: https://www.desertcart.jp/products/76442605-ngk-spark-plug-lfr6a-set-of-4
store_origin: JP
region: Japan
---

# Set of 4 with original packaging Copper core for superior ignition Direct vehicle-specific fit NGK Spark Plug LFR6A- Set of 4

**Brand:** ngk
**Price:** ¥11161
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with NGK’s power-packed spark plugs!

## Quick Answers

- **What is this?** NGK Spark Plug LFR6A- Set of 4 by ngk
- **How much does it cost?** ¥11161 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/76442605-ngk-spark-plug-lfr6a-set-of-4)

## 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

- • **Bulk Value Pack:** Set of 4 plugs to keep your engine running smooth longer
- • **Top-Rated Performance:** 4.7-star rating from 189+ satisfied drivers
- • **Precision Engine Ignition:** Copper core ensures optimal spark and fuel efficiency
- • **Tailored Fit, Zero Hassle:** Vehicle-specific design for seamless installation
- • **Trusted Quality Assurance:** Genuine NGK parts backed by manufacturer warranty

## Overview

The NGK LFR6A Spark Plug Set of 4 delivers reliable, vehicle-specific ignition performance with a copper core for enhanced fuel efficiency. Backed by NGK’s trusted manufacturing and a 4.7-star customer rating, this genuine replacement pack ensures your engine runs smoother and longer with easy installation and original packaging.

## Description

Genuine 4 pack NGK V-Power 6668 Spark Plug

## Features

- 4 pack NGK V-Power 6668 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 | B00M5ETU32 |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #67,518 in Automotive ( See Top 100 in Automotive ) #450 in Automotive Replacement Spark Plugs |
| Brand Name | NGK |
| Compatible with Vehicle Type | Car, Truck |
| Core Material | Copper |
| Customer Reviews | 4.7 4.7 out of 5 stars (189) |
| Included Components | 6668 |
| Item Weight | 0.48 Pounds |
| Manufacturer | NGK Japan |
| Manufacturer Part Number | LFR6A |
| Manufacturer Warranty Description | Includes manufacturer provided warranty |
| Model Number | 6668 |
| Thread Size | 14mm x 26.5mm |
| Top Material Type | Zinc-Chromate |
| UPC | 605349701825 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** NGK
- **Core Material:** Copper
- **Thread Size:** 14mm x 26.5mm
- **Top Material Type:** Zinc-Chromate
- **Vehicle Service Type:** Car, Truck

## Images

![NGK Spark Plug LFR6A- Set of 4 - Image 1](https://m.media-amazon.com/images/I/61RJuKP11vL.jpg)
![NGK Spark Plug LFR6A- Set of 4 - Image 2](https://m.media-amazon.com/images/I/61rrUIncREL.jpg)
![NGK Spark Plug LFR6A- Set of 4 - Image 3](https://m.media-amazon.com/images/I/51oSINM70hL.jpg)
![NGK Spark Plug LFR6A- Set of 4 - Image 4](https://m.media-amazon.com/images/I/51raall2kiL.jpg)
![NGK Spark Plug LFR6A- Set of 4 - Image 5](https://m.media-amazon.com/images/I/51B9a6K+biL.jpg)

## Questions & Answers

**Q: Is this the 6668 plug as listed in NGK site?**
A: Yes - the 6668 NGK part number is the correct number for the LFR6A spark plug.

**Q: What is the difference between the lfr6a and the lfr6a-11? And are they interchangeable?**
A: The major difference between these plugs is the LRF6A comes pre-gapped at .036" and the LFR6A-11 is pre-gapped at .044"  Technically speaking you should use the correct one of these as spec'd for your application as over adjusting the gap to compensate is not recommended.

**Q: Are these the correct plugs for a yamaha sx190, 1.8 ho?  thanks**
A: Yes - these would be the correct plugs for a Yamaha SX190 boat with the 1.8L HO engine.

**Q: will these work in a 2018 vx ho?**
A: Yes - these would be the correct spark plugs for a 2018 Yamaha VX Cruiser HO with the 1.8L 4-cylinder engine

## Frequently Bought Together

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-07-16*