Supposedly premium gas that is actually just crappy-a** petrol that causes your engine to run really rough and lack power.
I wonder if the real reason that the dude who was driving the Hot Rod Lincoln experienced a lot of piston-pinging after his race with the Cadillac was that he was using high-knocktane fuel, rather than his simply having run his engine too hard.
by QuacksO September 23, 2019
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