looking four a good computer program for motors and chassis
 

looking for imput on what to buy for a computer program on motors and chassis, thanks

these work very well and year round, good luck :wink:
http://www.motec.com/home

If you were asking about "what if" programs you can't go wrong with http://www.performancetrends.com

Dave Koehler
http://www.koehlerinjection.com

Jumping in here. This is the most complete site for engine/racing analysis I've ever seen. Very nice.