The O.S. #8 glow plug is the most widely used O.S. glow plug for O.S. engines. Recommended for most current O.S. (and other brands of) 2-stroke R/C engines. Note that O.S. engine plugs are SHORT body plugs and should only be used in engines that require a short body plug. O.S. plugs should not be used in Novarossi, RB Concept and most other motors manufactured in Europe.
Medium heat range plug for most model engine applications.
Plug is medium length, without idle bar.
For all 2 stroke engines.
See the O.S. glow plug chart below to compare the different short body standard glow plugs available for O.S. engines: