Automotive Technical and Reference Information

Our automotive technical and reference resources are here to make your life easier and to help you find answers faster. From decimal/fraction charts to interactive calculators; from quick look-ups and cross-reference tools to general automotive information and videos to guide you through…

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Technical Articles

Technical Info

Uncle Tony Busts The BS On Back-Pressure

February 3, 2020 Roadkill Customs Technical Info

It’s the original internal combustion old-wives-tale, but there’s more to the way your exhaust system functions than meets the eye. [More…]

Technical Info

Ford Bronco ~ Everything You Need To Know

September 13, 2018 Roadkill Customs Technical Info

The Ford Bronco helped bring outdoor adventuring to the masses and brought “Sport Utility Vehicle” into our vocabulary. [More…]

Technical Info

How a Top Fuel Dragster Works

April 13, 2020 Roadkill Customs Technical Info

Take a look at how a top fuel dragster makes all its power and barrels down the 1,000-ft race track in this episode of How’d They Do That. [More…]

References, Charts, and Part Identification

Math, Conversions, and Equivalents

• Automotive Math Formulas and Conversions
• Decimal Equivalents of Common Fractions
• Equivalent of Wire and Sheet Metal Gauges in Inches

Part and Vehicle Identification

• Axle Flange Housing Identification
• Differential Identification Chart
• Early Ford Beam Axle Identification and Dimensions
• Popular Automatic Transmission Identification Chart

• 1902-2007 GM Vehicle Specification Sheets
• 1946-53 American Classic Car Technical Sheets
• Classic Vehicle Identification Sheets

• GM Body Style Codes
• Mopar Body Style Codes

• How To Decode Ford Part Numbers

• Chevrolet Engine Block Numbers
• Ford Engine Block Numbers
• Mopar Engine Block Numbers

Engine

• Alternator Wire Gauge Size Chart
  • How To Test and Troubleshoot Alternators
• Calculate the Size of Carburetor Needed in CFM
• Connecting Rod Ratios
• Firing Orders, Distributor Location, Rotation Direction
  • How To Set Ignition Timing
• LS Engine Specifications and History
  • LS Swap Essentials: What You Need To Know
  • There’s an LS Engine Swap for Every Build Budget

• Popular V8 Engine Swap Dimension Chart
• OBD / OBD-II Diagnostic Trouble Code Look-Up

• More Engine Information and Articles…

Transmission

• Popular Automatic Transmission Identification Chart
• Popular Automatic Transmission Dimensions
• Popular Manual Transmission Dimensions
• Transmission Gear Ratio Chart
• Transmission Cross Reference

• More Transmission Information and Articles…

• Engine / Transmission / Chassis Donor Search

Sizing and Dimensions

• Determining Proper Exhaust Tubing Size
• Determining Steering Spline Size
• Guide to Wires and Fuses

• Old Tire Size Guide: Radials, Poly/Fibers, Bias-Ply’s, Cheater & Drag Slicks
• Rear-End Widths of Classic American Cars
• Wheelbase Measurement Cross-Reference
• Wheelbase Measurements for Popular Classic Cars
• Wheel Bolt Pattern Cross Reference

• Early Ford Beam Axle Identification and Dimensions
• Popular Automatic Transmission Dimensions
• Popular Manual Transmission Dimensions
• Popular V8 Engine Swap Dimension Chart

• More Measurements and Dimensions…

Hot Rod Glossary, Terms

• Glossary of Automotive Paint Terms
• Glossary of Hot Rod of Terms
• Glossary of Racing Terms

• Traditional Hot Rod Reference Books You Should Own

Calculators

• Calculate the Size of Carburetor Needed in CFM
• Differential Gear Ratio Calculator
• Engine Displacement Calculator
• Engine Compression Ratio Calculator
• Horsepower Gain from Additional Blower Pressure Calculator
• Speed Potential Calculator for Ring Gear and Pinion Changes
• Tire Change / Speedometer Change Calculator

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