It was the Rear Main bearing it had a plastic bearing retainer and it was completely blown out,, I got a set of bearings from Fast Eddy,, I recommend these bearings because they have a metal bearing retainer instead of a plastic one,, I Finally got to bust the truck out today and get some...
It was that large rear bearing,, it is very rough feeling when you spin it
I always run a clean air filter,, it was the rear bearing
I have an air compressor that I blow everything down with
It was the rear bearing,, I thought it might have been a rock but is sure wasn't, I use an air...
So my 3.3 won't stay running,, have completely retuned the carb and all,,,, sadly I hear a strange noise from the engine,, I think I might have sucked in a small rock last time I changed out plugs,, it starts but will only run a few seconds before it dies,,not a big deal really these Traxxas...