# BR6ES NGK Standard Resistor Spark Plug | Genuine NGK Spark Plug

## 🔧 Product Description

**NGK Standard Resistor Spark Plug – Part Number: BR6ES**

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: 4922
-   Thread: 14 mm
-   Reach: 19 mm (3/4 in)
-   Hex: 20.8 mm (13/16 in)
-   Seat: Gasket
-   Type: 14mm Spark Plugs cont'd

## 🚘 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 M45 (8 CYL) – Inboard Engine
-   Chrysler M45-3 (8 CYL) – Inboard Engine
-   Chrysler M45S (8 CYL) – Inboard Engine
-   Chrysler M45-S3 (8 CYL) – Inboard Engine
-   Chrysler M45-SP3 (8 CYL) – Inboard Engine
-   Chrysler M81 (8 CYL) – Inboard Engine
-   Chrysler M170 (6 CYL) – Inboard Engine
-   Chrysler M225A (6 CYL) – Inboard Engine
-   Chrysler M225D (6 CYL, To 1974) – Inboard Engine
-   Chrysler M225D (6 CYL) – Inboard Engine
-   Chrysler M225GD (6 CYL) – Inboard Engine
-   Chrysler M413E (8 CYL) – Inboard Engine
-   Marine Power L4 3.0L (181 CID, GASKET SEAT, 1978-1975) – Inboard Engine
-   Mercruiser 110 (4 CYL GM) – Inboard Engine
-   Mercruiser 120 (4 CYL GM, TO 3825578) – Inboard Engine
-   Mercruiser 140 (6 CYL GM L-6) – Inboard Engine
-   Mercruiser 140 (4 CYL GM, TO 3826282) – Inboard Engine
-   Mercruiser 150 (6 CYL GM L-6) – Inboard Engine
-   Mercruiser 160 (6 CYL GM L-6) – Inboard Engine
-   Mercruiser 165 (6 CYL GM L-6, TO 2771483) – Inboard Engine
-   Mercruiser 200 (6 CYL GM L-6) – Inboard Engine
-   Mercruiser HP525 EFI (8 CYL GM BIG BLOCK, 502 CID) – Inboard Engine
-   Mercruiser HP600 SCI (8 CYL GM BIG BLOCK) – Inboard Engine
-   Mercruiser HP700 SCI (8 CYL GM BIG BLOCK) – Inboard Engine
-   Brister MX-1 - OHV TECUMSEH (5.0 HP) – Motorcycle

That is the 25 most common of 244 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.

-   Bosch: 4015, 4033, 4215, 4233, 7598, 7599, 7998, 7999 and 8 more
-   Autolite: 3463, 3464, 3705, 3706, 403, 404, 404BP, 4055
-   ACDelco: CR43N, CR44N, R44CXL, R44N, R44XL, R45XL
-   DENSO: 3056, 3057, W17ES, W20ESR, W20ESR-L, W20ESR-U
-   Champion: 123, RN5, RN5C, RN6
-   Motorcraft: AGR21, AGR31, AGR3X
-   Beck Arnley: 1765117
-   E3: E3.18
-   Magneti Marelli: CW7LR
-   e3: E3.18

## 📦 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

- BR6ES NGK spark plug

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/br6es-ngk-standard-resistor-spark-plug-genuine-ngk-spark-plug)
> Updated: 2026-09-03