Selecting the proper turbocharger for your engine involves many considerations. Not only are the facts about your specific engine necessary, but equally important is the intended use for that engine. The most important approach to these … [Click here to read more...]
How to Blueprint Engines: Block Machining Guide
The engine block is the foundation of any build, and several critical machining processes are often required to bring the bores, deck, and dimensions of the block into precise and correct specification. When someone refers to an engine as balanced … [Click here to read more...]
How to Rebuild the Rear Axle
In recent years, rear axles have become so robust and reliable that most mechanics have long forgotten how to diagnose and repair them, much less modify them. The rear axle is one part of the vehicle that has evolved over time into a variety of … [Click here to read more...]
Drag Racing Traction: Front Suspension: Double A-Arm
Double A-arm front suspension cars are also referred to as double-wish-bone suspensions. Either name is an accurate description of the parts being discussed in this chapter. I refer to them throughout this book as A-arms. Depending upon the vehicle, … [Click here to read more...]
Engine Measuring EFI Inputs-Best
Before we delve into the tables that control engine operation, it is important to understand what the computer sees. The old saying, “garbage in, garbage out,” applies directly to EFI systems. More often than not, the cause for a poor-running car … [Click here to read more...]
GM Engine Tuning and Examples
GM PCMs used in the early TPI systems were a simple MAF based, bank-to-bank system. Early LT1 systems were speed density with sequential control with knock control. The LT1, 3800 V-6, and LS1 are primarily MAF based, sequential injection with knock … [Click here to read more...]
Holley Carburetors: Analyzing Mixture Measurement
Early in my career, people asked me, “How come your car goes so quickly with so little done to it?” The fact of the matter was that I was only one step short of TV and radio broadcasting my “secret” to the world. For some reason, however, it was … [Click here to read more...]
Engine Tuning: How to Improve Drivability
At this point, most of the work is complete. If all the steady state values are correct, the vehicle should operate fairly well. The final phase of calibration is improving drivability. This should be thought of as finely polishing a sculpture. Where … [Click here to read more...]
How to Restore Steering Wheel Column & Pedals in Muscle Cars
Look around your interior long enough, and you’ll come to the conclusion that just about everything in it is there for the sole purpose of the driver’s and passengers’ comfort and pleasure. The seats are there for the comfort of your hind end; the … [Click here to read more...]
Exhaust System Component Design, Flow and Function
You need the right plan, exhaust system design, and component selection. You cannot simply select a random collection of exhaust parts and expect to realize top performance. You must take into account your engine displacement, head size, cam timing, … [Click here to read more...]