# TR6 NGK STD V-Groove Resistor Spark Plug | Genuine NGK Spark Plug

## 🔧 Product Description

**NGK STD V-Groove Resistor Spark Plug – Part Number: TR6**

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: 4177
-   Thread: 14 mm
-   Reach: .708"
-   Hex: 16 mm (5/8 in)
-   Seat: Tapered
-   Terminal: Solid
-   Type: Projected

## 🚘 Application

Listed in NGK's application charts for automotive vehicles.

-   Aston Martin DB7 (2000) – 4-12 per engine
-   Cadillac CTS (2015-2009) – 4-12 per engine
-   Chevrolet Camaro (2015-2012) – 4-12 per engine
-   Chevrolet Corvette (2013-2006) – 4-12 per engine
-   Ford Crown Victoria (2005-1996) – 4-12 per engine
-   Ford Escape (2005) – 4-12 per engine
-   Ford F-150 (2003-1999) – 4-12 per engine
-   Ford Focus (2010-2003) – 4-12 per engine
-   Ford GT (2006-2005) – 4-12 per engine
-   Ford Mustang (2004-2003) – 4-12 per engine
-   Ford Mustang (2014-2007) – 4-12 per engine
-   Ford Ranger (2000-1997) – 4-12 per engine
-   Ford Taurus (2006-1999) – 4-12 per engine
-   Mazda 3 (2005-2004) – 4-12 per engine
-   Mazda B4000 (2000-1997) – 4-12 per engine
-   Mercury Sable (2001) – 4-12 per engine
-   Mercury Sable (2005-2003) – 4-12 per engine
-   Pontiac Firebird (1989) – 4-12 per engine
-   Pontiac Grand Prix (1990-1989) – 4-12 per engine
-   Rover 2000 (1971-1968) – 4-12 per engine

## 🔄 Supersession & Cross Reference

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

-   Bosch: 7566, 7567, HR6D, HR6DC, HR6DS, HR7DC
-   Autolite: 103, 103DP2, AR103
-   DENSO: 5048, T20NR-U11
-   Motorcraft: AWSFA12C, SP494
-   Champion: BN9Y
-   E3: E3.53
-   e3: E3.53

## 📦 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

- TR6 NGK spark plug
- TR6 NGK spark plug firing end

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/tr6-ngk-std-v-groove-resistor-spark-plug-genuine-ngk-spark-plug)
> Updated: 2026-09-03