Yes.
No
YEs, and no. Depends on the car, and the point in history. Certainly early on, weights were set, and THEN the ECU rule was opened to some degree. (chips, in the box). Now, it is assumed that ECU gains are part of the package.
As to sensor ease of installation/usage, no, the Process doesn't parse car models that fine. It is (the sensor package) under discussion.
Jake Gulick
CarriageHouse Motorsports
for sale: 2003 Audi A4 Quattro, clean, serviced, dark green, auto, sunroof, tan leather with 75K miles.
IT-7 #57 RX-7 race car
Porsche 1973 911E street/fun car
BMW 2003 M3 cab, sun car.
GMC Sierra Tow Vehicle
New England Region
lateapex911(at)gmail(dot)com
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