[Vintage-race] Grattan/gear set

[Tony Drews]

Dunno if this helps, but I run a 4.11 everywhere.  At VIR, I use 4th 
overdrive, at Grattan I use 4th but not 4 OD.  It's a 22% overdrive, in a TR-4.

- Tony Drews

At 10:37 AM 7/30/2007, Awgertoo at aol.com wrote:
>I run a 4.2 differential on most tracks (VIR, BeaveRun, Summit Point,
>Mosport) and a 4.55 on short ones (Lime Rock, Shenandoah, 
>etc.).    I'm thinking
>about driving out to the VSCDA event at Grattan and wonder if anyone 
>can compare
>it to any of the above so that I can set up appropriately.
>
>Best--Michael Oritt
>Elva Courier #82