NGK BP4ES Spark Plug (6928)

The NGK BP4ES (stock #6928) is a 14 mm replacement spark plug trusted for reliable starts and a consistent spark. Its hotter heat range and projected tip help resist fouling, making it a dependable choice for small engines and equipment that call for a non-resistor plug.

Features

• Hotter heat range to help burn off deposits in lower-load engines
• Projected insulator tip for improved ignitability and anti-fouling
• Non-resistor design for engines that specify one
• Trivalent metal plating for excellent anti-corrosion and anti-seizing properties
• Copper core for efficient heat transfer

Specifications

• Brand: NGK
• Part number: BP4ES
• Stock number: 6928
• Thread diameter: 14 mm
• Thread reach: 19 mm (3/4")
• Hex size: 13/16" (20.6 mm)
• Heat range: 4
• Resistor: No

Fitment

Always confirm the correct spark plug for your engine using your owner's manual or the part number on your existing plug. Check and set the electrode gap to your equipment manufacturer's specification before installing.