The harmonics is associated with the length and ID and therefore the total free volume of the cylinder. And yes the resonant effects of the exhaust after the headers can have an effect on the power and over all feel and driver comfort, via vibrations back through the engine block.
At the end of the day E-Gene has his cafe to run, having your own business saps time, plus there is also the fact that there may not have been anything worth posting at, which often seems the case lately.
by the time you were double clutching into 2nd, i'd be almost ready to change into third... crunch or no crunch. Whats the point in double clutching on the upshift??? coz it sounds cool and it's really important on a modern day synchromesh gearbox and if you don't it might cause danger to manifold
it's essentially the same car as the S2000 series is a global homologated series. essentially they can take this car now and compete in the Asia/Pacific series and even the WRC group N series which they couldn't do with the old Corolla Group N (P) car