Originally Posted by
losi_racer
if my engine starts running weird and nothing is changed(temp,fuel,filter, etc) i will change the plug. plugs can look perfect but cause tons of issues, as simple as its not hot as it should be,
yea i should of thought, of that its happen about 3 times them rb though dont seem to keep a tune at least when there on the second gallon.
and i did put on a brand, new prefilter on also when i put in a new plug.