I have now called Dastek. they say 40 quid per car but they cant open on a sat/sun for just 4/5 cars. They said they would hold a dyno day for us if we get 15 cars plus (cost would be roughly 20 quid per car)
Only down side is that they cant do it until January.
So if you want to go before Xmas then it would have to be AVA. And if you want to go after on a weekend we need 15 cars +
This is another thing I can see falling through
Im prob going to go to AVA. Know what vibrio said but Ive seen the GT they built and it is rapid. Also I have had lots of good reports from them.
Like anywhere you will get bad and good. Looks like Vibrio got bad service there on that run he had