Originally Posted by Ghost Rider
Hey Bill,
I am not sure how the two VCMs differ but iirc there were a couple hundred VCMs that went into the 97 cavalier/Sunfire cars that were speed density from the factory. It is kinda hard to find them but if you do purhaps you could work with that for a starting point for the ecotec VCM. But I have no idea what the differences were between the years. Or for that matter how hard it is to make a new speed density OS from sctratch. Either way if you can get it done i am sure we can work out some sort of trade. Maybe my first born or something. ;)
Darryn