Ask Away! with Jeff Smith: Fixing a Dangerous Front-Wheel Shake in a ’66 Chevy II
I have a ’66 Chevy II with a 355 cubic inch small-block and a Muncie four-speed. Over the years, I’ve made some small suspension modifications with Global West De-A-Lum bushings. On the freeway, the car can get into a violent front-wheel shake where the steering wheel wobbles really badly in my hands. It gets so
Video: What are Subframe Connectors and Why Do You Need Them?
Before we get into the importance of subframe connectors, let’s first talk about what vehicle subframes are. What is a Subframe? A subframe is a discrete structural component in vehicles. That’s a fancy way of saying that a subframe is separate from the vehicle frame (in a body-on-frame configuration), or separate from a vehicle’s body shell
Video: Strength Testing Hollow Vs. Solid Sway Bars
Are solid sway bars stronger than hollow sway bars? It’s a frequently asked question from people preparing to make upgrades to their vehicle’s suspension because upgrading to a high performance sway bar is among the fastest, easiest, and most cost-effective ways to improve handling and control on a muscle car or classic vehicle. As you’ll see
Quick Tech: Determining Spring Rate Correction for Angle-Mounted Springs
Spring rate is a key factor in choosing the right springs for your suspension system. Spring rate is defined as the amount of force it takes to compress a spring one inch. A 200 lbs./in. linear spring, for example, will compress one inch when a 200-pound load is placed onto it. If another 200 pounds is put onto the spring, it will
Laterally Linked: Understanding Chassis Roll Center and How to Limit Lateral Movement
Lateral control is how the rear axle housing is kept in a side-to-side alignment with the chassis as the rear suspension moves through its travel. And it’s more important than you think. Lateral control is essential when installing a traction device on any vehicle with a live rear axle, with the exception of a car with conventional leaf
Get Hotchkised: A 5-Step Plan for Making Your Classic Muscle Car Handle like a Late-Model
When Hotchkis Performance talks about suspension, we listen. Hotchkis sent us this primer on updating the suspension on classic 1960s and ‘70s muscle cars to make them handle like a late model. According to Hotchkis, an upgraded suspension is not just a performance advantage, it’s also a safety issue on modified vehicles. The stock suspension—even one
Spring Fling: Improving Articulation and Ride Comfort with Higher Quality Leaf Springs
[portfolio_slideshow id=34358] Leaf springs have been used since the days of horse drawn carriages, and are still found on the back of new pickup trucks today for one simple reason: they work! Leaf springs locate the axle fore and aft and side to side, hold up the chassis, and provide excellent load-carrying capabilities. That doesn’t
Triangulated 4-Links: Make Your Stock Suspension Car Work
[portfolio_slideshow id=24722] If you have a Fox-body or SN95 Mustang, a 1980s GM G-body (Grand National, Malibu, El Camino, etc.) or something like an early Chevelle or a GTO, it has a triangulated four-link rear suspension. This type of suspension has coil springs and upper and lower trailing arms (also called control arms). The upper




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