# BR6S NGK Standard Resistor Spark Plug | Genuine NGK Spark Plug

## 🔧 Product Description

**NGK Standard Resistor Spark Plug – Part Number: BR6S**

Spark plugs are a critical engine component, providing the spark that ignites the air-fuel mixture that drives an engine. NGK spark plugs feature trivalent plating – a silver/chrome-coloured finish on the threads – for corrosion resistance against moisture and chemicals, and are designed to meet or exceed OE standards.

## ⚙️ Key Features

-   Standard nickel centre electrode
-   Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
-   Corrugated ribs reduce the risk of flashover
-   Pure alumina silicate ceramic insulator, providing superior strength and better heat transfer
-   Copper core aids in heat removal
-   Triple seals prevent leakage

## 📏 Specifications

-   NGK stock number: 3522
-   Thread: 14 mm
-   Reach: 9.5 mm (3/8 in)
-   Hex: 20.8 mm (13/16 in)
-   Seat: Gasket

## 🚘 Application

Listed in NGK's application charts for marine, motorcycle, ATV and snowmobile equipment and lawn, garden and commercial equipment and automotive vehicles. The gap is not the same on all of them – the chart lists between 0.5 mm and 1.0 mm depending on the engine, so check the line for yours.

-   Chrysler B46-4 (6 CYL) – Inboard Engine
-   Chrysler B46S-3 (6 CYL) – Inboard Engine
-   Chrysler M44 (8 CYL) – Inboard Engine
-   Chrysler M44-3 (8 CYL) – Inboard Engine
-   Chrysler M46-3 (6 CYL) – Inboard Engine
-   Chrysler M47-3 (6 CYL) – Inboard Engine
-   Chrysler M47-4 (6 CYL) – Inboard Engine
-   Chrysler M47S-3 (6 CYL) – Inboard Engine
-   Chrysler M265 (6 CYL) – Inboard Engine
-   Chrysler M265A (6 CYL) – Inboard Engine
-   Chrysler (105 HP, 1967-1966) – Outboard Engine
-   Chrysler (80 HP, 1965) – Outboard Engine
-   Chrysler (75 HP, 1967-1966) – Outboard Engine
-   Chrysler (50 HP, 1966-1965) – Outboard Engine
-   Chrysler (45 HP, 1967-1965) – Outboard Engine
-   Chrysler (35 HP, 1967-1965) – Outboard Engine
-   Chrysler (20 HP, 1967-1965) – Outboard Engine
-   Chrysler (9.2 HP, 1967-1966) – Outboard Engine
-   Chrysler (9 HP, 1965) – Outboard Engine
-   Clinton J-9 (5 HP) – Outboard Engine
-   Clinton K-201 (2 HP, 1991-1976) – Outboard Engine
-   Clinton K-150 (1.5 HP, 1979-1976) – Outboard Engine
-   Elgin 6072 (75.2 HP) – Outboard Engine
-   Elgin 6073 (75.2 HP) – Outboard Engine
-   Elgin 6064 (75 HP) – Outboard Engine

That is the 25 most common of 647 applications NGK's charts list for this plug – ask us to check yours.

## 🔄 Supersession & Cross Reference

NGK's cross-reference tables list this plug against these part numbers.

-   Champion: 102, 592, 592-1, 592C, 592M, 592S, 593M, 871 and 12 more
-   Bosch: 7508, 7515, 7537, 7802, 7908, 7915, WR10E, WR7EC and 9 more
-   Autolite: 302, 303, 304, 3382, 3383, 3384, 3386, 3388 and 2 more
-   ACDelco: CR43, CR43K, MR42K, MR44C, R43, R43C, R44, R45 and 1 more
-   DENSO: 3076, 5044, 5046, W16S-U

## 📦 Condition

-   Brand new genuine product
-   Supplied in original packaging

## Details

- **Price:** 11.0 AUD
- **Vendor:** NGK
- **Type:** Ignition & Controls

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 11.00 AUD | In stock |

## Images

- BR6S NGK spark plug
- BR6S NGK spark plug firing end

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/br6s-ngk-standard-resistor-spark-plug-genuine-ngk-spark-plug)
> Updated: 2026-09-03