rb concepts
#2

This should be in the engine section however it would be nice to know if its a turbo head or standard head. Either way you will be looking at an RB#6 plug. Either a #7 turbo or a #7 standard.
From the RB exploded view
#01051-6
#01051-7*
#01051-8
the * is the one supplied with the motor.
http://www.amainhobbies.com/product_...ow-Plug-Cold-1
They are turbo plugs BTW.
From the RB exploded view
#01051-6
#01051-7*
#01051-8
the * is the one supplied with the motor.
http://www.amainhobbies.com/product_...ow-Plug-Cold-1
They are turbo plugs BTW.