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BG™ is a leading designer and manufacturer of high performance cable assemblies, spark plugs, and connecting devices for industrial gas engines, both reciprocating and turbine.
BG™ products are designed to operate in the most demanding applications and environments using a proprietary silver-cast manufacturing process that results in optimum heat transfer and longer plug life.


  • Iridium electrodes resist erosion at high temperatures
  • Exceptional performance under the most demanding operating conditions
  • Models available to meet the requirements of most industrial engines
  • Consistent long-term performance