# BP7HS NGK Standard Spark Plug | Genuine NGK Spark Plug

## 🔧 Product Description

**NGK Standard Spark Plug – Part Number: BP7HS**

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: 5111
-   Thread: 14 mm
-   Reach: 12.7 mm (1/2 in)
-   Hex: 20.8 mm (13/16 in)
-   Seat: Gasket
-   Type: Projected

## 🚘 Application

Listed in NGK's application charts for marine, motorcycle, ATV and snowmobile 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.

-   Marine Drive Systems 85 – Inboard Engine
-   Marine Drive Systems 110 – Inboard Engine
-   Volvo-Penta BB115A – Inboard Engine
-   Volvo-Penta BB115B – Inboard Engine
-   Volvo-Penta BB115C – Inboard Engine
-   Volvo-Penta BB165A – Inboard Engine
-   Volvo-Penta BB170A – Inboard Engine
-   Volvo-Penta BB170B – Inboard Engine
-   Volvo-Penta AQ105A, 110, 115A, 120 – Inboard Engine
-   Volvo-Penta AQ130, A, B, C, D – Inboard Engine
-   Volvo-Penta AQ165A – Inboard Engine
-   Volvo-Penta AQ170, A, B, C – Inboard Engine
-   Bimota DB1 750 (750) – Motorcycle
-   Cagiva ALAZZURRA 650 (650) – Motorcycle
-   Cagiva ALAZZURRA 650 SS (650) – Motorcycle
-   Cagiva DUCATI F1 (650) – Motorcycle
-   Cagiva ELEFANT 650 (650) – Motorcycle
-   Ducati 750 F1S (750, 1987) – Motorcycle
-   Ducati 750 INDIANA (750, 1987) – Motorcycle
-   Ducati 750 SPECIAL SS (750, 1974-1972) – Motorcycle
-   Ducati 650 INDIANA (650, 1987) – Motorcycle
-   Ducati 600 SL PANTHA (600, 1984-1981) – Motorcycle
-   Ducati 500 SL PANTHA (500, 1981) – Motorcycle
-   Ducati 400 F3 (400) – Motorcycle
-   Ducati 350 F3 (350) – Motorcycle

That is the 25 most common of 69 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: 328, 328-1, 936-1, 936M, 936S, L64Y, L78YC, L78YC S and 2 more
-   DENSO: 4021, W22FP, W22FP-U, W22FP-US
-   Bosch: 7531, W5B, W5BC
-   Brisk: N14Y, N14YC
-   Magneti Marelli: CW8NP

## 📦 Condition

-   Brand new genuine product
-   Supplied in original packaging

## Details

- **Price:** 8.0 AUD
- **Vendor:** NGK
- **Type:** Ignition & Controls

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 8.00 AUD | In stock |

## Images

- BP7HS NGK spark plug
- BP7HS NGK spark plug firing end

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/bp7hs-ngk-standard-spark-plug-genuine-ngk-spark-plug)
> Updated: 2026-09-03