O.S. No.8 Short Body Standard Glow Plug "Medium"
|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|
This product was added to our catalog on April 13, 2006