| thought I posted on this last night but its gone.....
so what needs to be swapped kev: it is possible? MAy go for a refresh over the winter (if I dont go A class route) so it would be apart anyway
Speaking to AK last week he could not, even with hours of dyno time and engine work, get more than just over 51 from a late motor where as a early one he did the simple stuff to and had 53 straight off
the quicker engines in the paddock all seem to be earlier ones too | 
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