Quote:
Originally Posted by bwdz
Higher octane is only necessary if you raised your compression, added boost or advanced your timing so much that your engine is detonating. Other than those scenarios your car runs worse an any octane higher than is necessary for it.
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Boxsters are designed for 95 octane gasoline, not gasohol so he would see some performance increase mixing with the 1/4 tank of fuel he already has. Increasing the octane rating will allow the DME to advance the timing also.
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OE engine rebuilt,3.6 litre LN Engineering billet sleeves,triple row IMSB,LN rods. Deep sump oil pan with DT40 oil.
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Mean Motor Scooter
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