Thread: 87 Octane Ethanol Free or 90 Octane Ethanol Free??
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Old 08-02-2020, 09:48 PM   #23 (permalink)
cRiPpLe_rOoStEr
It's all about Diesel
 
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IIRC a small-displacement engine tends to tollerate more a lower octane rating even with a comparatively higher compression ratio.
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