NGK 97058 DR8EA BLYB Standard Copper Core Spark Plug 12mm 18mm Hex

The NGK 97058 Standard spark plug (NGK part number DR8EA BLYB) is a nickel alloy, copper-core resistor spark plug built to original equipment standards. It suits motorcycle, ATV, scooter, and small engine applications. It is a dependable replacement for engines originally fitted with standard nickel alloy plugs.

Key Features:

• Solid copper core for good heat dissipation, conductivity, and a broad heat range
• Nickel alloy center and ground electrodes
• High-grade alumina silicate ceramic insulator for strength and heat transfer
• Five-rib insulator design helps prevent spark flashover
• Triple gasket sealing helps prevent combustion gas leakage past the shell
• Corrosion-resistant plating for easier installation and removal
• Built-in resistor (approx. 5,000 ohm) to reduce radio and electronic interference

Specifications:

• NGK part number: 97058
• Plug number: DR8EA BLYB
• Thread size: 12mm (M12 x 1.25)
• Thread reach: 0.75 in. (19mm)
• Hex size: 18mm
• Heat range: 8
• Seat type: Flat (gasket seat)
• Pre-set gap: 0.028 in.
• Insulator height: 50mm
• Terminal type: Stud
• Ground electrodes: 1
• Center electrode: Non-projected
• UPC: 087295870587

Cross-References: Honda 98069-5871P, Suzuki 09482-00399, Yamaha 94701-00333 and 94703-00333, Kawasaki 92070-1199, John Deere B1DR8EA, Piaggio AP0297542, Aprilia 0297542, Autolite 3954, Champion 809, RA6, RA6HC and RAX94C, ACDelco R121XLS.

This plug is not recommended for engines that came with factory precious metal plugs. NGK has supplied OE spark plugs for decades, and this plug gives reliable ignition performance in a wide range of powersports and small engine applications.