Welcome to Music City Rod Shop, your source for automotive performance and racing tech info and installation instructions. From increasing performance in street or race cars to handy automotive formulas and installation instructions, we have collected information from manufacturers including MSD Ignition, Taylor/Vertex, Mr.Gasket, Moroso Performance, Competition Engineering, Holley Performance, Comp Cams, Design Engineering, Manley Performance, Hooker Headers, Earls Performance, Wiseco Piston, Hilborn Fuel Injection, and many more.

Choosing A Weiand Manifold

Below is a listing of the different styles and series of manifolds offered by Weiand. The information listed will help you decide which manifold will suit your particular application and needs. ACTION PLUS SERIES: 180°, dual-plane manifold designed as a stock replacement manifold with improved power and torque characteristics. The effective RPM range of this style manifold is off idle through approximately 6000 RPM. The carburetor mounting pad is designed to accept either a stock or... (more)

Last Edited Nov 21st, 2007 10:16 pm

Zex Installation Instructions for 2005-07 Ford Mustang GT High Output Nitrous System 82242

Installation instructions for the ZEX™ 82242 2005-07 Ford Mustang GT High Output Nitrous System including wiring diagrams, plumbing diagrams, bottle mounting tips and jet/hp chart.... (more)

Last Edited Nov 21st, 2007 02:16 pm

Installing An MSD 7AL-2 or 7AL-3 Ignition System

This section covers the MSD 7AL-2 and 7AL-3 Ignition Controls. These ignitions share the same wiring to run the vehicle, but the 7AL-3 has several optional accessories that can be connected. The 7AL-2 has a single stage rev limiter while the 7AL-3 has a Three Step Rev Control along with other accessories which are explained on the next page.... (more)

Last Edited Nov 8th, 2007 10:43 pm

Driver Restraint Mounting Brackets

Mounting brackets should be installed at an angle that is compatible with the direction of pull on the webbing under full load. Preferred mount is in a double shear with allowance for the bolt-in bracket to pivot and align toward the direction of the load as shown in Figure 1. Figure 1 and Figure 2 All mounting brackets should be attached directly to the frame or chassis of the car and installed to limit the driver’s body travel both upward and forward. Do not weld around or near belts or... (more)

Last Edited Nov 6th, 2007 02:55 pm

Recognizing Common Fastener Failures

There are six types of metallurgical failures that affect fasteners. Each type has unique identifying physical characteristics. The following examples are designed to be used like a spark plug reading chart to help analyze fastener failures. While few of us have access to sophisticated analysis equipment, a standard Bausch and Lomb three lens magnifying glass will generally show 98% of what we want to see. Several of the photos below have been taken utilizing a Scanning Electron Microscope... (more)

Last Edited Nov 4th, 2007 12:44 pm

5 Ways To Break The Nose Of A Crankshaft

In recent months we have had numerous questions and issues raised about the nose of the crank and what can cause it to break. What we have found is that in most cases the crankshaft gets the blame for such failures. But in fact, it is the parts that are being used in conjunction with the crank, it is the additional machining done to the parts that are being used with the crank, it is 99% of the time NOT the crank that caused the crank to break. 1. IMPROPER MACHINED CRANK GEARS A . C h a... (more)

Last Edited Mar 13th, 2010 06:57 am

Zex Installation Instructions for Direct Port Nitrous System 82032 for LSX Engines

Installation instructions for the ZEX™ 82032 LSX Direct Port Nitrous System including wiring diagrams, plumbing diagrams, bottle mounting tips and jet/hp chart.... (more)

Last Edited Nov 21st, 2007 12:56 pm

MSD Ignition General Installation Tips

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Last Edited Nov 8th, 2007 08:13 pm