Automotive Basics
Tire Size? How To Read a Tire Sidewall and What it All Means
The side of your tire, or tire sidewall, contains everything you need to know about your tire size, rating, and manufacturer. [More…]
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Dimensions
How To & DIY
How To Determine Ride Height and Shock Absorber Length
Ride Height is the height of your car or truck when it is sitting and the suspension is at the optimum setting (height)… [More…]
Technical Info
Engine Displacement Calculator
This calculator determines the displacement of the engine by two methods; selecting the engine to get the geometry of the configuration, or by the geometry to get the engine. You may select the engine manufacturer and designation to get the exact parameters. [More…]
How To & DIY
How To Plus Size Wheels and Tires
Plus Sizing your wheel and tire combination was designed to enhance vehicle performance and appearance by allowing fitment of larger diameter rims and lower profile tires. The theory is that while making these changes, you keep the overall tire diameter within 3% of the original equipment tires. [More…]
Technical Info
Early Ford Beam Axle Identification and Dimensions
Early Ford axles are easy to identify measurement or by referring to the photo scanned from an old magazine article by Neal East. [More…]
Technical Info
Wheelbase Measurements for Popular Classic Cars
Wheelbase Measurements for Popular Classic Cars: Buick, Chevy, Ford, Frazer, Kaiser, Lincoln, Mercury, and Nash. [More…]
Technical Info
Popular Automatic Transmission Dimensions
So you want to replace the transmission in your classic or custom? How do you know what will even fit? This handy chart will help. [More…]
How To & DIY
How To Measure Wheel Bolt Pattern
Bolt pattern is the diameter of an circle formed by the centers of the wheel lugs. Common bolt patterns are 4, 5, 6, or 8 lug holes. The diagrams here indicate the proper measuring methods. [More…]