how does higher timing..
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RE: how does higher timing..
ORIGINAL: 92hatchLX
Im running 14* with 85 octane. Does altitude affect when your car will start pinging?
Im running 14* with 85 octane. Does altitude affect when your car will start pinging?
picture this, at sea level our cars are at 14.7 psi of boost for example, go up into the mountains now say 13.7 psi, less air/compression so lower octane is needed
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