A radiator is a heat exchanger that lowers the temperature of the liquid coolant after it leaves the internal combustion engine. Radiators are made from header and collector tanks linked by a core with many narrow passages that provide a high surface … [Click here to read more...]
Basic Welding Guide: Prep, Adjustments, Beads and Joints – Part 3
There are dozens of books on the market that describe the welding process. Beyond that resource, there are tutorials and welding instructions freely available online. There’s no need to repeat all that information in this book. Instead, this … [Click here to read more...]
Automotive Bodywork: How to Form, Fit and Smooth Sheetmetal
This article covers shaping, fitting, and smoothing sheetmetal with hand tools and power forming equipment. These are the operations that turn flat stock into the finished shapes that you need and want. This Tech Tip is From the Full … [Click here to read more...]
Fuel Delivery Systems for Increased Horsepower
So far, I have addressed ways and means of maximizing the air density delivered to the engine’s induction system. However, all this is to no avail unless the fuel is mixed with the air in a well-defined manner and to equally well-defined … [Click here to read more...]
Understanding Cylinder Head Flow Testing Procedures – Part 2
Before getting into the subject of physically modifying cylinder heads, let’s look at the history and basic logic and techniques involved with establishing a cylinder head’s number-one criteria: airflow. A working knowledge here allows a better … [Click here to read more...]
Drag Racing Traction: Front Suspension: Single A-Arm
The single A-arm suspension was designed by Earle S. MacPherson of General Motors in 1947, and is still widely used today. In contrast to a double A-arm suspension, a single A-arm suspension has the shock and coil spring combined into a single unit. … [Click here to read more...]
The Best Intake Manifolds for Oldsmobile V8s
The biggest problem is when the diameter of the valvestem above the keeper groove is not the same diameter as the valvestem below the keeper groove. Check some of valves with a micrometer and you’d be amazed at what you find. I have not had these … [Click here to read more...]
Modern Era of Drag Racing: On the Rebound
The tracks that managed to survive through the toughest times of drag racing history still have a tough row to hoe, because politics, safety, and the economy still determine the livelihood of most tracks. Large or small, drag strip owners are sitting … [Click here to read more...]
Ford Muscle Cars Handling and Performance Upgrades
Ford muscle cars have always been very popular. The Mustang, especially, is an American icon. When it comes to performance handling, drivers such as Parnelli Jones showed that the blue oval could be a force to be reckoned with on a road course too. … [Click here to read more...]
Performance Exhaust Systems: Header Design and Function
Exhaust headers differ from exhaust manifolds. A header provides a dedicated tube for each cylinder head exhaust port, while a manifold collects and routes all exhaust ports to a single outlet, which is in close proximity to the cylinder head. … [Click here to read more...]