GLOW PLUGS

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What is a Glow Plug & what does it do?

Glow Plug Anatomy

Part Numbering System

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Glow Plug Anatomy

Although the glow plug is a familiar engine component, glow plug terminology often varies. The diagrams below identify the major components of metal and ceramic glow plugs and their correct terminology.

 

Metal Glow Plug

 

Ceramic Glow Plug