NGK SPARK PLUG ER9EH 5869

NGK Spark Plug – ER9EH

Product Highlights:

• Copper core dissipates heat more quickly, cooling the electrode and insulator tip.
• Raised pre-ignition rating with high-conduction copper and long nose insulator.
• Designed to meet the requirements of high-performance engines.
• Sold individually.

Specifications:

• Heat Range: 9
• Thread Size: 8 mm
• Type: Resistor
• Units: Each
• Weight: 0.05 lbs
• Threaded Length: 12.7 mm (1/2″)
• Total Reach: 19 mm (3/4″)
• Hex Size: 1/2″ (13 mm)
• Seat Type: Gasket
• Gap: .028″ (0.7 mm)
• Terminal Type: Stud Terminal Threads

Alternate/OEM Part Numbers:

• 21030187, 5869

Compatible Models

Vespa:
2014 Vespa S 50 4V
2013 Vespa S 50 4V
2012 Vespa S 50 4V
2011 Vespa S 50 4V
2010 Vespa S 50 4V
2014 Vespa S 50 Sport SE
2013 Vespa S 50 Sport SE
2009 Vespa Vespa S 50

Part Number Reference:

Part No.: 37-ER9EH

Additional Notes:

Traditional Spark Plug Features:

• Trivalent Metal Plating: Provides superior anti-corrosion and anti-seizing properties.
• Corrugated Ribs: Prevent flashover.
• Pure Alumina Silicate Ceramic Insulator: Enhances strength and heat transfer.
• Copper Core: Aids in heat removal.
• Triple Seals: Prevent leakage.

• NOTE: Does not include terminal nut. If necessary, order part #067606-0051.