Technical Info
Popular Automatic Transmission Identification Chart
Popular automatic transmission identification chart for Chrysler, Ford, and GM Automatic Transmissions with pan diagram. [More…]
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Technical Info
Automotive Basics
Understanding the Benefits of Fuel Injection
Fuel injection is an electronic system that injects fuel into an engine to burn and has become the primary fuel system in automotive engines. [More…]
Technical Info
Mopar Body Style Codes
Chrysler, Desoto, Dodge, Imperial, and Plymouth body style codes, chassis codes, year ranges, and more. [More…]
Technical Info
Mechanical Fuel Pumps vs. Electric Fuel Pumps
There are two different types of fuel pumps, mechanical and electrical, but mechanical is quickly dying out. [More…]
Hood Rides & Hoopties
Wheel Bolt Pattern Cross Reference ~ What Wheels Fit?
Use the Wheel Bolt Pattern Cross Reference to select your wheel bolt or lug pattern: Select Number of Lugs and Stud Spread in either Inches or Millimeters. The results will display Make, Model and Year as well as the OEM Wheel Size (diameter and width) plus Stud Size, Hub Center Bore and Offset. [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…]
Technical Info
Differential Gear Ratio Calculator
Enter the max potential engine RPM, tire size diameter, and target vehicle speed in MPH to calculate the differential gear ratio needed. [More…]
Automotive Basics
Understanding the Impact of Wheel Spacers on Your Car
Wheel spacers alter a vehicle’s stance and performance. Explores the various effects of wheel spacers on cars and suspension geometry. [More…]
Technical Info
Guide to Automotive Wire and Fuse Sizes
Guide to hot rod wires and fuses including wire size/amperage, application by wire gauge, fuse sizes and more. [More…]
Technical Info
Speed Potential Calculator for Ring Gear and Pinion Changes
Calculate potential speed based on the RPM of the engine, ring gear/pinion gear ratio, final transmission gear ratio, and tire diameter… [More…]