Just asked Andrew some things

launches are fine but its kill the clutches fast

Engine cost about £7k and was built by Andrew

Yes you can run over 500 with a maf as long as you ditch the S3 one and fit a massive one from a RS4 and calibrate it in the mapping. Also he said thats not a Halfords air filter its a Blitz filter from a RX7. Cold air feed will be made up later.