06-30-2006, 12:24 PM
If the hobbyshop was to re-tap it they would have to put a heli-coil in it. I dont know how good that would hold compression though... or the glow plug hole would have to be tig welded shut again with aluminum then re-tapped( pain in the A**) I have a button for a Mach .26 if you are interested.
OVERBOOST GSX