Quote:
Originally Posted by racprops
Those are 100% converted to Propane cars, not a mix of propane and gas.
I find the claim of greater performance with Propane, must have done some work on the engine (higher compressed ratios) and computer programming.
A straight non engine mods have always reported LESS power.
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Basically the same situation that used to happen with dedicated-ethanol cars in my country, even though they couldn't resort to some "extreme" tuning as they would still often require a gasoline cold-start at least during winter.