RE: Lag question wrt comp ratio and turbo size (was Re: K24 ...5000cstq)

["Erik Addy" <erik@aero.und.edu>]

> -----Original Message-----
> From: owner-quattro@audifans.com [mailto:owner-quattro@audifans.com]On
> Behalf Of The PC Handyman

> As far as using a larger turbo on the higher C/R engine...I would 
> think the
> lag would be even worse.  I had envisioned the lower C/R engine 
> spooling up
> a big turbo faster, due in part to the low C/R presenting less of 
> a barrier
> in the intake tract for the charge air on it's way to the

I understand why a lower CR engine can take more boost, but I don't
quite see how it would spool up a turbo faster.
Plus, the higher CR engine would respond better off-boost, reducing
the effects of the lag.

Erik