The NGK 7839 Spark Plug (DR7EA) is a marine-grade resistor spark plug designed for reliable starts and consistent performance in small 4-stroke outboard engines.
🔧 Resistor suppresses marine electronics interference 🔧 Copper core ensures excellent heat transfer 🔧 Designed for compact 4-stroke marine engines 🔧 Long service life in saltwater conditions
Brand & Part Number: NGK 7839 DR7EA Material: Copper Thread Size: 12mm Reach: 19mm (0.75 in.) Hex Size: 18mm Seat Type: Gasket Resistor: Yes Gap: 0.028 in. (0.7mm)
Count on DR7EA for clean combustion and smooth performance on the water—buy today!