NGK VW Spark Plug, D9EA, 12 x 19mm
NGK's Standard Plugs are Constructed for Longer Life and Optimum Performance. Trivalent Metal Plating Provides Superior Anti-Corrosion and Anti-Seizing Properties, Corrugated Ribs Prevent Flashover, Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer, Copper Core Aids in Heat Removal, Triple Seals Prevent Leakage.
Installation Note: Original VW factory heads were 14 x 12.7mm "Short Reach", However over the years some repaired heads were converted to a 19mm "Long Reach" for better reliability. Please verify your cylinder head configuration and spark plug requirements before ordering. NGK indicates the heat range of the spark plug in the middle of the plug number. For example, DP8EA-9 has a heat range of 8. NGK spark plugs are colder the higher the number, hotter the lower the number.
| Spark Plug Specifications | |
| Thread Dia. | 12mm x 1.25mm |
| Reach | 19mm (3/4") "Long Reach" |
| Heat Range | 9 |
| Electrode | Non-Projected |
| Terminal | Threaded Stud |
| Resistor | 1k |
| Hex Size | 18mm |
