This is the OS #8 Glow Plug for 2-Stroke R/C Engines.  The O.S. #8 glow plug is the most widely used O.S. glow plug.  This works with most 2-stroke aircraft engines, as well as some 2-stroke car and truck engines.

Features:

• Medium heat range plug for most model engine applications
• Plug is medium length, without idle bar
• For all standard 2-stroke engines

Includes: One glow plug and one brass washer

Specifications: Threads on the plug are 1/4-32