Spark Plug Box 10

The NGK BR6HS (Stock No. 3922) is a standard resistor spark plug designed for small 2-stroke engines in lawnmowers, generators, and outboard motors. It features a 14mm thread, 12.7mm reach, and a nickel alloy electrode, offering reliable, consistent ignition for outdoor equipment.

Key Features and Specifications:

• Part Number: BR6HS (Stock Number 3922).
• Thread Diameter: 14mm (M14).
• Thread Length (Reach): 12.7mm (1/2 inch).
• Hex Size: 20.8mm (13/16 inch).
• Type: Resistor Spark Plug (5kΩ).
• Seat: Gasket type.
• Gap: Typically 0.7mm (0.028").

Common Applications:

• Marine: 2-stroke outboard engines (e.g., Mercury, Mariner, Yamaha).
• Garden/Small Engines: Lawn mowers, strimmers, chainsaws, and tillers (e.g., Stihl, Honda).
• Construction: Small generators and compactors.

Advantages:

• Corrosion Resistance: Features zinc-chromate shell plating.
• Reliability: Incorporates triple seals to prevent gas leakage and corrugated ribs to prevent flashover.

DELIVERY OPTIONS (UK mainland only)

Next Day Delivery*
£11.95 or FREE for orders over £100
Orders placed before 4pm Monday to Friday will be delivered on the next business day.
Orders placed after 4pm on Friday will be delivered the following Tuesday.
*Next day delivery applies to stocked items only. Availability can be found on the product pages.

Premium Delivery*
£27.50 for delivery before 10:30am
£20.00 for delivery before 12:30pm
*Premium delivery applies to stocked items only. Availability can be found on the product pages.

For all other countries, please click here for full delivery information.

**Separate carriage charges apply to bulk products such as 205L barrels.