---
product_id: 731792967
title: "Set (8pcs) NGK Racing Spark Plugs Stock 4091 Nickel Core Tip Standard 0.032in R5671A-7"
brand: "ngk"
price: "€ 149.77"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/731792967-set-8pcs-ngk-racing-spark-plugs-stock-4091-nickel-core
store_origin: FI
region: Finland
---

# Precision nickel core tip for optimal ignition Standard 0.032in gap for consistent spark delivery Set of 8 plugs engineered for peak racing performance Set (8pcs) NGK Racing Spark Plugs Stock 4091 Nickel Core Tip Standard 0.032in R5671A-7

**Brand:** ngk
**Price:** € 149.77
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your engine’s full potential with NGK Racing Spark Plugs!

## Quick Answers

- **What is this?** Set (8pcs) NGK Racing Spark Plugs Stock 4091 Nickel Core Tip Standard 0.032in R5671A-7 by ngk
- **How much does it cost?** € 149.77 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/731792967-set-8pcs-ngk-racing-spark-plugs-stock-4091-nickel-core)

## 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

- • **Durable Nickel Core:** Enhanced ignition reliability with premium nickel core tip technology
- • **Race-Ready Ignition:** NGK Racing Spark Plugs tuned for maximum power output under high-performance conditions
- • **Complete 8-Piece Set:** Everything you need to upgrade your engine’s spark system in one authentic NGK package
- • **Trusted Brand Legacy:** NGK’s proven quality and precision engineering for professional-grade vehicle maintenance
- • **Perfect Fit, Every Time:** Standard 0.032in gap ensures consistent spark and smooth engine response

## Overview

This set of 8 authentic NGK Racing Spark Plugs (model 4091, part #R5671A-7) features a durable nickel core tip and a precise 0.032in gap, designed specifically for tuned engines demanding maximum power and reliability under racing conditions. Each plug is brand new and engineered to deliver consistent ignition performance, making it the go-to choice for professional and enthusiast drivers aiming to elevate their vehicle’s performance.

## Description

NGK Racing Plugs Are Designed For Use In Engines That Have Been Tuned To Achieve Maximum Power Under Specific Racing Conditions. These Spark Plugs Are Available In Various Designs and Configurations To Meet The Needs Of The Particular Engine.

## Features

- Authentic Product
- NGK Spark Plugs Brand
- Sold in sets of Individual Pack
- NGK Spark Plugs Part #R5671A-7 4091
- Brand new, never used.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | NGK |
| Brand | NGK |
| Model | Spark Plug |
| Product Dimensions | 8.41 x 2.39 x 16.87 cm; 390 g |
| Manufacturer reference | 4091 |
| Manufacturer part number | 4091 |
| Position | Centre |
| Item Weight | 390 g |

## Product Details

- **Brand:** NGK
- **Core material:** Nickel
- **Thread size:** 14mm x 1.25mm
- **Top material type:** Nickel
- **Vehicle service type:** Motorcycle

## Images

![Set (8pcs) NGK Racing Spark Plugs Stock 4091 Nickel Core Tip Standard 0.032in R5671A-7 - Image 1](https://m.media-amazon.com/images/I/61OEE0L+sPL.jpg)

## Frequently Bought Together

- Set 8Pcs Ngk Racing Spark Plugs Stock 4091 Nickel Core Tip Standard 0 032In R5671A 7
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**Shop now:** [https://www.desertcart.fi/products/731792967-set-8pcs-ngk-racing-spark-plugs-stock-4091-nickel-core](https://www.desertcart.fi/products/731792967-set-8pcs-ngk-racing-spark-plugs-stock-4091-nickel-core)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-03-18*