Champion Spark Plug L86C CORVAIR - 4 SPARK PLUGS

Description:

🔧 Part Overview

• Part Number: Champion L86C (also known as Champion 306)

• Type: Copper Plus standard spark plug

• Thread Size: 14mm x 1.25mm

• Seat Type: Flat (gasket)

• Reach: 12.7mm (0.5")

• Hex Size: 13/16" (21mm)

• Terminal: Removable nut

• Electrode Material: Copper core with nickel alloy ground electrode

• Gap: Typically 0.022"–0.028"

• Resistor: No

🚗 Specific Applications

The L86C is widely used in:

• 1960s–1970s Volkswagen air-cooled engines (Beetle, Karmann Ghia, Transporter, Thing, Fastback, Squareback)

• Chevrolet Corvair (1964–1966 models)

• Peugeot 403

• Land Rover Range Rover (early models)

• Fiat 600D

• DAF 44, 55, and 600 series

• Vintage motorcycles and scooters

• Small engines: lawn mowers, generators, and agricultural equipment