Excellent resources for any automotive enthusiast
Various Automotive Calculators
Metric/English Conversion Calculator
Tire Size and Speedometer Error Calculator #1
Tire Size and Speedometer Error Calculator #2

Gear Speed Calculator
Horsepower & 1/4 Mile Calculator

Horsepower Calculator
Horsepower Correction Calculator

Quattrobonium Wheel/Tire Calculator

Wheel Size & Offset Calculator #1
Wheel Size & Offset Calculator #2

Tire Size Calculator
Tire Size and Speedometer Error Calculator
Driving Technique
Double-Clutch Shifting
Driving in the Wind

Driving Techniques UK

Heel & Toe Shifting

Physics of Motorsport

Physics of Racing

Turn Fast -- Road Racing Technique

Steering FAQ
Apex Turning FAQ
Avoid Getting A Ticket!
Traffic Radar Handbook

Cop Radar.Com

US Scanner & Radar Detector Laws

Caring For Your Car
Auto Detailing.Com

Dealing With Brake Squeal

Engine Break-in FAQ

Oil Filter Studies

Is there a Special Factory Oil?

Motor Oil FAQ
Synthetic Motor Oil FAQ

Mobil 1 Synthetic Oil FAQ

Chevron Fuel FAQ's

Lubrication Theory

More Oil Information

Car Care Tips
Leather Care
Car Care Online
Octane Mixing Chart

Motor Oil Bible

Engine Tuning and Performance Mods
Are Performance Air Filters a Good Idea?
K&N Air Filter FAQ

Chiptuning Explained
Wetterauer Shift Points
Headlamp FAQ
Xenon Headlamp Info

A4 Swaybar FAQ
General Swaybar FAQ

Stainless-steel Brake Lines
Tire Tech

User Tire Reviews

Grassroots Motorsports Articles

Understanding Vehicle Dynamics

Brake Upgrades FAQ #1

Brake Upgrades FAQ #2 (Stoptech site)

Brake Upgrades FAQ #3

Corner Balancing FAQ

Team SCR Tech Page

General Topics Explained

Edmunds "How To" Links

Edmunds Tech Center

Improving Your Brakes

Middleton Ralley Team FAQ's
Gasoline & Octane FAQ

More on Fuel & Octane

Mix Your Own High Octane Fuel

Reformulated Gas & MTBE

Torque & Horsepower FAQ
AWD/4WD/quattro FAQ #1
AWD/4WD/quattro FAQ #2

Torsen White Paper
Under the Hood

A Little Bit of Everything
Chris Longhurst's Speed-Trap.Net

Speed Traps & Radar
Tires & Wheels
Engine Oil
Oil Additives
Custom Car Stereo FAQ's

Wheel Mounting & Balancing Info

Window Tinting Laws

Turbocharger Information Links
United Turbo Company
Turbo Technics Limited
What is a Turbo?

Ray Hall Turbocharging

Warranty & Safety Issues
Lemon-Aid Car Guides

The Lemon Law

The Magnuson-Moss Warranty Act

SEMA Warranty Information

Snell Memorial Foundation (Helmet Info)