O.S. Engine - Glow Plug #P6 (Turbo) Hot   [OS_P6]

QUALITIES:

For use with fuel containing 0-5% nitromethane
Metal Construction

SPECS:

General Length: 17mm (.67")
Thread size: M8x.75mm

REMARKS:

This radiance plug varies through the traditional glow plug. It is
made to suit the internal Head of the OS .21 VZ-R and .12 TR engines.
It has a small taper in the bottom allowing it to sit flush
with the combustion chamber.

How to pick the proper Glow Plug? Please refer to these website link.
http://www.osengines.com/accys/choosing-glowplugs.html