Re: Ping Ping Ping Knock
Well if you know how to set timing, why is your car pinging? And WHY
THE **** WOULD YOU SET YOUR TIMING 'BY EAR'. What sort of accuracy are
you hoping to get from that? Are you retarded?
> Chris, I know how to set timing. What I want to know is why temperature
> affects timing. Obviously, it must be the thinner air.... thanks.
> <firstname.lastname@example.org> wrote in message news:enCHe.85117$5V4.20732@pd7tw3no...
>>Jezus. Buy a cheap timing light, disconnect the spout connector, and then
>>set the timing correctly (and then replace the spout connector). And since
>>you have a 5.0 go-fast car, why put regular in it? Does it not make sense
>>that mid-grade would be better anyways? If you insist on being cheap, I
>>would strongly suggest setting the timing via a timing light to get an
>>If you adjusted the timing with your calibrated 'ear', you still needed to
>>remove the spount connector first. If you do not know what the spout
>>connector is, I would suggest a Haynes or Chiltons manual. Crappy Tire
>>sells the manuals and the timing light for decent prices.
>>Chris in Calgary.
>>> I've bumped the timing on my 93 5.0 I set it by ear to the max I could
>>>run on 87 octane gas.
>>> Normally, the temps up here in Alberta don't get too hot, and 87 octane
>>>works nice at about 70F or 20C. Lately, it got up to the high 20s low
>>>30s (mid to high 80s) and it was knocking under WOT at about 3 grand. So
>>>I put 89 octane in it and it now pings under WOT at about 4 grand.
>>>Apparently, temp makes a lot of difference, I assume cause the air is
>>>thinner, but what does the higher octane have to do with that? I guess
>>>when it gets this hot, I have to run 91 octane, but I'm not sure why.
>>> Thanks all.