Spark Plug (Gap 0.032) (Iridium IX)
The NGK Spark Plug part number 6684 is designed specifically for Porsche vehicles, ensuring optimal performance and longevity.
With its advanced technology, this spark plug delivers a powerful spark that ignites fuel efficiently, resulting in improved fuel economy and reduced emissions. It also features a tapered cut ground electrode that provides a more efficient flame kernel for better combustion and faster throttle response.
Made from high-quality materials, this spark plug is built to withstand extreme heat and pressure, ensuring reliable and consistent performance even under the most demanding driving conditions. Its anti-corrosion coating also helps protect against rust and wear, ensuring a longer lifespan.
Whether you’re cruising on the highway or racing on the track, the NGK Spark Plug part number 6684 is the ideal choice for your Porsche. It is easy to install and delivers dependable performance that you can count on, making it a must-have for any car enthusiast looking to optimize their engine’s performance.
Delivery Info
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Returns Info
eEuroparts.com® proudly offers a thirty (30) day cash return for all items purchased through eEuroparts.com®. The item must be new and in its original manufacturer packaging to be eligible for a cash refund. If you would like to return an item or have questions about the process, please contact us and one of our customer service experts will be happy to help. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.
| Center Electrode Core Material | Copper Core |
| Center Electrode Tip Material | Iridium |
| Ground Configuration | Standard |
| Ground Electrode Core Material | Nickel Core |
| Ground Electrode Quantity | 1 |
| Ground Electrode Tip Design | Taper Cut |
| Hex Size | 13/16" |
| Insulator Height | 55.00 |
| Manufacturer Heat Range | 8 |
| Pre-Gap Size | 0.032 |
| Reach | 0.75 |
| Resistance | 5000 |
| Seat Type | Gasket |
| Thread Diameter | 0.551 |
| Brand | Part # |
|---|
| Brand | Part # |
|---|---|
| NGK | 6684 |
| Year | Make | Model | Submodel | Engine | Fuel Type | Position | Note |
|---|---|---|---|---|---|---|---|
| 1989 | Porsche | 911 | Turbo Carrera | 3.3H6 | GAS | Gap 0.024" | |
| 1988 | Porsche | 911 | Turbo Carrera | 3.3H6 | GAS | Gap 0.024" | |
| 1987 | Porsche | 911 | Turbo Carrera | 3.3H6 | GAS | Gap 0.024" | |
| 1986 | Porsche | 911 | Turbo Carrera | 3.3H6 | GAS | Gap 0.024" | |
| 1979 | Porsche | 930 | Turbo | 3.3H6 | GAS | Gap 0.028" | |
| 1978 | Porsche | 930 | Turbo | 3.3H6 | GAS | Gap 0.028" | |
| 1977 | Porsche | 911 | Turbo Carrera | 3.0H6 | GAS | Gap 0.024" | |
| 1976 | Porsche | 911 | Turbo Carrera | 3.0H6 | GAS | Gap 0.024" | |
| 1975 | Porsche | 911 | Carrera | 2.7H6 | GAS | Gap 0.028" | Engine VIN: 4; | |
| 1975 | Porsche | 911 | S | 2.7H6 | GAS | Gap 0.028" | Engine VIN: 4; | |
| 1974 | Porsche | 911 | S | 2.7H6 | GAS | Gap 0.028" | Engine Code: 644; | |
| 1974 | Porsche | 911 | Base | 2.7H6 | GAS | Gap 0.028" | Engine Code: 644; | |
| 1974 | Porsche | 911 | Carrera | 2.7H6 | GAS | Gap 0.028" | Engine VIN: 4; | |
| 1974 | Porsche | 911 | Base | 2.7H6 | GAS | Gap 0.028" | Engine VIN: 4; | |
| 1974 | Porsche | 911 | Carrera | 2.7H6 | GAS | Gap 0.028" | Engine Code: 644; | |
| 1974 | Porsche | 911 | S | 2.7H6 | GAS | Gap 0.028" | Engine VIN: 4; | |
| 1971 | Porsche | 911 | S | 2.2H6 | GAS | Gap 0.024" | |
| 1970 | Porsche | 911 | S | 2.2H6 | GAS | Gap 0.024" |
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