# B6S NGK Standard Spark Plug | Genuine NGK Spark Plug

## 🔧 Product Description

**NGK Standard Spark Plug – Part Number: B6S**

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: 3510
-   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. 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.

-   Crusader BOAT BUILDER-170J – Inboard Engine
-   Crusader BOAT BUILDER-185 – Inboard Engine
-   Crusader BOAT BUILDER-200J – Inboard Engine
-   Crusader BOAT BUILDER-210 – Inboard Engine
-   Crusader BOAT BUILDER-230 – Inboard Engine
-   Crusader BOAT BUILDER-230J – Inboard Engine
-   Crusader BOAT BUILDER-CS180 – Inboard Engine
-   Crusader BOAT BUILDER-CS220 – Inboard Engine
-   Crusader BOAT BUILDER-CS250 – Inboard Engine
-   Crusader CHARGER-CS185 – Inboard Engine
-   Crusader CHARGER-CS220 – Inboard Engine
-   Crusader CHARGER-CS250 – Inboard Engine
-   Crusader MARK 140 – Inboard Engine
-   Crusader MARK 170 – Inboard Engine
-   Crusader MARK 200 – Inboard Engine
-   Crusader MARK 225 – Inboard Engine
-   Omc KU – Inboard Engine
-   Omc TU-17 – Inboard Engine
-   Omc XU20S – Inboard Engine
-   Universal ARROW – Inboard Engine
-   Universal ATOMIC 1 – Inboard Engine
-   Universal ATOMIC 2 – Inboard Engine
-   Universal ATOMIC 3 – Inboard Engine
-   Universal ATOMIC 4 – Inboard Engine
-   Universal ATOMIC STEVEDORE – Inboard Engine

That is the 25 most common of 710 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: 823, 823-1, 823S, 841-1, 841S, H03, J11C, J11J and 10 more
-   Motorcraft: A3, A3C, A3CU, A3X, A4, A5, A5C, A5CU and 6 more
-   ACDelco: 44, B4021, B43, C42-1, C421, C44, M44B, M44C and 3 more
-   Autolite: 294, 3014, 314, 315, 316
-   Bosch: 7535, 7809, W7E, W8E, W8EC
-   DENSO: 3075, W20S-U
-   Torch: G6, G6C
-   Accel: 124
-   Briggs & Stratton: 29693
-   Gator/Oregon: 77-317

## 📦 Condition

-   Brand new genuine product
-   Supplied in original packaging

## Details

- **Price:** 10.0 AUD
- **Vendor:** NGK
- **Type:** Ignition & Controls

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 10.00 AUD | In stock |

## Images

- B6S NGK spark plug

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/b6s-ngk-standard-spark-plug-genuine-ngk-spark-plug)
> Updated: 2026-09-03