Thread: Pump Gas Octane in 1967
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  #17  
Old 08-04-2010, 10:30 PM
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MYGOAT MYGOAT is offline
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Location: Melbourne, Australia
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Don't know if they do this in the States but the refineries Down Under have different brews depending on the season.
Winter (cold weather) lower octane blend.
Summer (hot weather) higher octane blend
This is coming from the same pump.

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