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ukemike replied to the thread Do yall use regular or mid grade gas in the 5.3?.This is basically what I was going to say. I've seen a fuel truck pull out of a fancy name brand gas station and go to a bargain brand... -
ukemike replied to the thread Lower thermostats, really needed?.A thermostat that opens at a lower temperature will not make your engine run cooler. It will make it take longer to warm up. The same...
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ukemike replied to the thread Do yall use regular or mid grade gas in the 5.3?.Octane is the rating of a gasoline's ability to withstand high compression without detonation. If your car is designed to run on 86...
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