Date: Sat, 08 Jan 2005 01:25:52 GMT From: Johannes H Andersen <johsnospamfitter.com> Subject: Re: New car - drawn to the Dark Side
Grunff wrote: > > The Malt Hound wrote: > > > If that were true (ie that the SAAB delivers more torque *to the wheels*) > > and that they are close to the same weight, then the SAAB would have a > > shorter 0-60 time. Since they are the same time, either the SAAB is heavier > > or it is geared higher so the crankshaft torque advantage (which may be > > higher, I don't know) is negated. > > You're missing one variable - the turbo lag. Maximum torque is delivered > at full boost pressure, which isn't reached immediately. This results in > a lower 0-60 time than would be achieved if the torque curve was the > same as for a naturally aspirated engine. > > -- > Grunff Not only that, but more torque means that the engine responds throughout the rev range in each gear. Hence torque can can compensate for less top end power to produce same 0-60 time (in a less stressful manner).