I hoep this comes through OK... here's the calcs for my 63 AMerican *63 American* 1st 2nd *3rd* * * *3rd OD* RPM CFM MPH MPH *MPH* * * *MPH* *TIRE DATA* *1000* 48 07.9 12.6 20.5 29.3 195/70-14 == width/aspect-wheel *Axle ratio n:1* *3.77* *1200* 58 09.5 15.1 24.6 35.2 *Width:* *215* Tire diameter *26* *1400* 67 11.0 17.6 28.7 41.0 *Aspect:* *65* *1600* 77 12.6 20.1 32.8 46.9 *Wheel:* *15* *1800* 87 14.2 22.7 36.9 52.8 Diameter: *26* *1.14* *2000* 96 15.8 25.2 41.0 58.6 *RPM start* *1000* *2200* 106 17.3 27.7 45.1 64.5 *RPM interval* *200* *2400* 115 18.9 30.2 49.2 70.4 Factory stock tire size: 6.00x15 equiv 175/70-15 *2600* 125 20.5 32.7 53.4 76.2 *Width:* *205* 6.50x15 equiv 205/70-15 (seems likely with Powerpak?) * T96+OD* *2800* 135 22.1 35.2 57.5 82.1 *Aspect:* *70* First *2.61* *3000* 144 23.6 37.8 61.6 87.9 *Wheel:* *15* Second *1.63* *3200* 154 25.2 40.3 65.7 93.8 Diameter: *26.3* Third *1* *3400* 164 26.8 42.8 69.8 99.7 OD *0.7* *3600* 173 28.4 45.3 73.9 105.5 *3800* 183 29.9 47.8 78.0 111.4 Green: your input Engine CID *195.6* *4000* 192 31.5 50.4 82.1 117.3 Blue: calculated DO NOT MODIFY VE *0.85* *4200* 202 33.1 52.9 86.2 123.1 Black: legend *MPH per 1000 rpm* *20.5* *29.3* -- All of your arguments are invalid. Enjoy your unstable system. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://list.amc-list.com/pipermail/amc-list-amc-list.com/attachments/20090422/5f679ccb/attachment.htm> _______________________________________________ AMC-list mailing list AMC-list@xxxxxxxxxxxx http://list.amc-list.com/listinfo.cgi/amc-list-amc-list.com