Blaster making a pinging sound???

blasterowner

New Member
Jul 22, 2010
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GA
Whenever i slowly rev up my blaster it makes a pinging sound at a certain rpm only is that normal? It really does not sound like a knock.. Im clueless even though im sure its normal.
 
in your blaster manual it says to use the highest octane fuel. near me the highest is 91 and even if i am broke i put it in my blaster
 
make sure you have the right plug in there.
clean your carb.
you should be able to run 89 but the premo will give safe of mind.

I have the right plug in there & my carb is very clean I cleaned it when i got my blaster about a week ago.

And what's a premo?