NGK 3922 Spark Plug

NGK BR6HS Spark Plug for Volkswagen Beetle

The NGK Standard Spark Plug BR6HS is built for dependable ignition performance in classic applications that call for a copper core, nickel-tipped design, and a flat seat. It is a direct-fit option for the 1954-1979 Volkswagen Beetle and is engineered to match OE-style specifications for consistent combustion.

Key Features

• NGK Standard Spark Plug line for OE-style replacement needs
• Part number BR6HS, stock number 3922
• Copper center electrode core with nickel center electrode tip
• Nickel ground electrode tip with standard ground configuration
• Pre-gapped at .028 for the listed application
• 5000 ohm resistance for ignition system noise control
• 14.00 mm thread diameter, .5 reach, flat seat
• 13/16 hex size with removable nut terminal
• Heat range 6 for the specified engine application

Product Details

NGK’s Standard Spark Plug line focuses on original-equipment-style construction and broad vehicle coverage, backed by the company’s long history as a major OE supplier in North America. The BR6HS spark plug uses a copper core for efficient heat transfer and nickel electrode materials for stable spark delivery in the intended engine setup. For Volkswagen Beetle owners restoring or maintaining a classic air-cooled engine, NGK BR6HS 3922 provides the correct fitment profile and specification match for the listed years.

This part cross-references Bosch 79026 and Champion Spark Plug 830 for the same application.

What It Helps Address

• Hard starting caused by worn or fouled spark plugs
• Rough idle from inconsistent ignition output
• Misfire conditions related to aged plug electrodes
• Reduced throttle response from weak spark delivery
• Maintenance replacement for classic Volkswagen Beetle ignition service

Installation Notes and Tips

Fits 1954-1979 Volkswagen Beetle, N/A. Confirm the engine’s required plug gap before installation; this plug is pre-gapped at .028 for the listed application. Verify thread diameter, reach, seat type, and terminal style against the vehicle’s service specifications before final tightening. Use the correct spark plug socket for the 13/16 hex size and inspect ignition wires and cap condition during service.

Quality Assurance

NGK manufactures spark plugs for a wide range of domestic and import vehicles, motorcycles, marine engines, and small engines, with OE-focused production standards and North American distribution support. The BR6HS 3922 reflects that OE-oriented approach for the Volkswagen Beetle application.