i have been having a problem with my valves raising hell when ever i put a load on the moter (pulling something or going up a hill)and it is about to drive me crazy can some tell me where to start looking for the problem. 95 bronco 5.0:shrug
Fill up at a different station for the next tankful, and see if that makes a difference. If not check your timing.. it's probably too far advanced so back it off until the pinging stops.
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