PLEASE NOTE: These will not fit the clamping ring on the
Chinese Norvel copy called AP.
The body on ours is 0.330" Which is .010 larger than
the hole in the AP clamping ring.
ARE 100% MADE IN USA
.061 & .074
& Heli Versions
you can use a standard long glow plug like the K&B
1L 7311 in your NorVel .074 engine.
Plug is an additional cost
Engine and head fins not included