Dimensions Archives ~ Roadkill Customs

2-Minute Tech: How To Determine Steering Spline Size

September 29, 2018 Roadkill Customs

To determine the spline size of a component (rack and pinion, steering column, and steering box), measure the outside diameter and count the number of splines. If there is a flat spot on the shaft and some of [More…]

How To Measure for a Straight Axle Spring

September 28, 2018 Roadkill Customs

There are two measurements that you can use to determine what spring length you’ll need for your project: Spring Perch Hole Center-Line Measurement: If you are using an axle with vertical perch bolt holes, you can [More…]

How To Determine Proper Exhaust Tubing Size

August 14, 2018 Roadkill Customs

This table below was supplied by Flowmaster. It’s intended as a basic reference guide to give you an idea of the general exhaust-pipe size needed to balance the prevention of excessive back-pressure while maintaining adequate exhaust-gas velocity. [More…]

How to Measure for a Driveshaft

June 2, 2018 Roadkill Customs

Greg Frick from Inland Empire Driveline Service in Ontario, California offers information on how to properly measure for a custom or refurbished stock or aftermarket performance driveshaft. In this video you learn to: Measure from [More…]

Shift Knob / Shift Handle Thread Sizes

March 25, 2018 Roadkill Customs

Shift Knob and Shifter Handle Thread Sizes may vary depending on make, model and trim package of a vehicle. The shift knob thread size information provided below is as accurate as possible and should be [More…]

Wheel, Tire and Fender Fitment Calculator

January 21, 2018 Roadkill Customs

Wheel and Tire Technical Information – Calculate Wheel Fitment, Tire Stretch and Rolling Radius. Includes Speedometer Error Calculator. Play with specs, try different settings and combinations, compare results… [More…]

1946-53 American Classic Car Technical Sheets

September 16, 2017 Roadkill Customs

The following American Classic Car Technical Sheets show exploded views of all major body parts and the corresponding OEM part numbers and frame dimensions. 1946-49 models also include electrical wiring diagrams. This information is invaluable [More…]

How To Measure Wheel Back Spacing / Offset

July 13, 2017 Roadkill Customs

Back Spacing is a measurement taken from within the inside of the rear side of the wheel. This measurement is important to be sure you have proper wheel clearance for your specific car before purchasing new wheels, wheel spacers and wheel adapters. [More…]

Tire Size? How To Read A Tire Sidewall

July 30, 2016 Roadkill Customs

The side of your tire — known as the tire sidewall — contains all of the information you need to know about your tire size. Regardless of the manufacturer, all tires are required to show [More…]

How To Determine Ride Height

July 6, 2016 Roadkill Customs

Ride Height is the height of your car or truck when it is sitting and the suspension is at the optimum height. Setting ride height on a chassis is important. You can learn more about it here. [More…]

How To Determine Engine and Pinion Angle

June 13, 2016 Roadkill Customs

Engine and pinion angle are relative to the ground. Most engines are set at 3 degrees, this allows the carburetor to sit level. The main purpose of having an engine angle is to allow for more room in the passenger compartment by having a smaller tunnel. [More…]

Wheel Bolt Pattern Cross Reference ~ What Wheels Fit?

February 8, 2016 Roadkill Customs

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…]

Engine Displacement Calculator

February 4, 2016 Roadkill Customs

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 Plus Size Wheels and Tires

January 7, 2015 Roadkill Customs

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…]

Dimensions