Thread: tesco's 99ron
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Old Jul 17, 2005 | 05:37 PM
  #10  
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Paul J
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From: Somerset
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Originally Posted by richm
Originally Posted by dingy
Supermarket fuel

Stick to proper sul - esso.
go on then Steve...?
what doesn't supermarket fuel do that Esso does?
What i was thinking too. Also, how will increased ron/mon affect performance on a engine mapped (safely) for 95 ron?
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