what is the difference in glow plugs ?

[pro4 pilot]

I am just starting nitro racing after 20 years away from it and can't remember
what determines hotter and colder glow plugs. :confused:

[Mark Christopher]

http://www.rcracechat.com/vb/showthread.php?p=22997#post22997
in the FAQ section in nitro, should help you revive the grey matter ;)

[pro4 pilot]

Thanks for that !!

Its been a long time :confused: