Originally Posted by
focusv8
If you had 5 cars, same spec. straight off the production line using the same driver, the performance over the same track or route would be almost identical.
5 cars still original identical make / spec, say 15 years old, would have very similar performance.
There are too many variables to be able to answer the O.P question.
It's like trying to compare Hobnobs to Custard creams.
They are both biscuits, that's it.
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this is not strictly true, when i has my fez zs i only put an air filter o it an it made 114 bhp at a rr day where as my mates zs with identical filter only made 104, ford state 106 standard, both were under 4 months old too