ALL-WEATHER EXTENSIONS for 3/4″-20 SPARK PLUGS. . .
BG, STITT & CHAMPION

Designed to meet YOUR application

  • Available with either “Teflon®” (for models M55, M80) or “CERAMIC” (all models) insulator. Temperatures are such in large turbocharged engines that ceramic should be specified. Specify a ceramic insulator by adding suffix “C” to model number. (Example: M55-1EC)
  • Available with “LONG” or “STANDARD” male terminal:
    • Specify “LONG” male terminal (-1 Terminal) when connecting to 3/4″-20 spark plugs with extended terminal wells; such as Champion Spark Plug RHW77N or RHW80N.
    • Specify “STANDARD” male terminal (-2 Terminal) when connecting to 3/4″-20 spark plugs with standard terminal wells; such as BG RB118SD, RBH485SD, or Champion RHM77N, RHM83N, RHM85G.
  • Available with “EXTENDED” or “STANDARD” female terminal:
    • Specify “EXTENDED” female terminal (-E Terminal) when connecting to leads with long reach terminals; such as BG 21143 or when connecting to coil adapters with long male terminals.
    • Specify “STANDARD” female terminal (-S Terminal) when connecting to leads with standard terminal connectors; such as BG P/N 21011, or when connecting to coil adapters with standard male terminal.
  • Some repair components are available – please consult factory for availability.
  • Proper installation torque : 10-25 ft.-lb.
Model Number“L” LengthMale TerminalFemale Terminal
M55 -1E5.500″-1-E
M55 -2E5.500″-2-E
M55 -1S5.500″-1-S
M55 -2S5.500″-2-S
M80 -1E8.000″-1-E
M80 -2E8.000″-2-E
M80 -1S8.000″-1-S
M80 -2S8.000″-2-S
M100-1E10.000″-1-E
M100-2E10.000″-2-E
M100-1S10.000″-1-S
M100-2S10.000″-2-S
M120-1E12.000″-1-E
M120-2E12.000″-2-E
M120-1S12.000″-1-S
M120-2S12.000″-2-S
M180-1E18.000″-1-E
M180-2E18.000″-2-E
M180-1S18.000″-1-S
M180-2S18.000″-2-S
*M200-2S20.000″-2-S
*M240-2S24.000″-2-S
*Ceramic model only.

For extensions and accessories for 5/8”-24 shielded spark plugs, contact factory.


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