Glow plug OS No. 8 (Medium)

The O.S. #8 glow plug is the most widely used O.S. glow plug for O.S. and other engines.Recommended for most current O.S. and other brands 2-stroke R/C and C/L 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. - No. 8 

Medium Hot
Standard Size Plug
Fits all RC Nitro Engines
Works in all weather conditions

Features:

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:

Model - Heat Range - Description

No.6 - Hot - Formerly known as the OS A3 plug. This hot plug will provide a more stable idle and crisp acceleration when compared to a cold plug. This plug is recommended for low nitro content fuels and .12 class engines.

No.7 - Medium Hot - Slightly "hotter" than the #8 and ideal for the constant "on/off" throttle action in 1/10 and 1/8 scale racing.

No.8 - Medium - A medium heat range plug for 1/8 scale racing and most .12-21 car, boat and truck engines.

No.10 - Cold - Formerly known as the OS A5 plug. This is now rated as a cold plug and is recommended for high nitro content fuel. This cold plug will produce the most power, but will provide a less stable idle and a narrow tuning window

Package Included:

1 x Glow plug OS No. 8 (Medium)