Just came across this site from another link.
How Stuff Works
Has a TON of info on Automotive mechanical. Some of it basic...but some of it very technical.
Check on the Master Cylinder and Proportioning valve section. It explains how brake biasing works. Nice animated pictures. Should be immediately apparent why you
can not gut a proportioning valve for instance. A subject that has come up numerous times here.
Also has a great explanation on how the Spool Valve and Torsion bar of a Power Steering system affect road feel. Something I knew about...but never really understood "how it works". Now I do
Knowledge is power Guys and Gals. So read up and go faster!!!
__________________
Hunter Motorsport Team Member.
New 2005 Knox Mountain Hill record.
1.58.636
Ioco hill record holder.
Lap Record SP3 Rivers Edge Raceway
2000 BC Autocross ESP Champion
1986 BC AutoCross ESP Champion
Car is
SOLD 
