This is a brand new MECOA Glow Plug Adapter for Cox .049 / .051 and it fits the NorVel .049 .061 too.

Now you can use a standard long glow plug like the
K&B 7311 1L in your Cox engine. Anodized red.
Don't be fooled by others that sell drilled out glow plug bodies with an inferior combustion chamber. Our combustion chamber was designed for a standard plug.
We also have K&B Glo Plugs listed

Now you can use a standard long glow plug like theK&B 7311 1L in your Cox engine. Anodized red.Don't be fooled by others that sell drilled out glow plug bodies with an inferior combustion chamber. Our combustion chamber was designed for a standard plug. We also have K&B Glo Plugs listed