Mailbag: What is Valve Float and How Do You Fix It?
Q: What is valve float? … A: Valve float is basically when the valvetrain gets out of control. There are two types of valve float: Loft and Bounce. Loft happens […]
Video: How to Use a Ball Joint Press
Replacing ball joints is one of those jobs where you absolutely need the proper tool to do it right. But it takes more than owning a quality ball joint press […]
10 Questions with Koni Performance Suspension Tuning Expert Lee Grimes
As much as we enjoy making big power on an engine dyno, keeping it pointed in the right direction is just as critical. So we sat down with our old […]
Holley HP EFI System Brings Pro Stock & COPO Performance to the Masses
We’ve taken a good look at many of the Holley (and MSD) fuel-injection systems available. They range from the basic, to over-the-top, in terms of function and capability. … You […]
Ask Away! with Jeff Smith: Are Vacuum or Mechanical Carburetor Secondaries Better for My Street Car?
I’ve got a nice 3310 Holley 750 cfm vacuum four barrel carb for the 350 small block Chevy in my El Camino that I want to use because I think […]
Ask Away! with Jeff Smith: Should I Use Fine-Wire Spark Plugs in a Small Block Chevy?
I’m confused. I see all kinds of opinions about iridium and platinum spark plugs versus the normal copper plugs. Some say they’re good while others say not to use them […]
Ask Away with Jeff Smith: Why So Many Gears in Modern Transmissions?
I’ve noticed that Chrysler is using a new eight-speed automatic transmission for rear wheel drive cars and trucks. I don’t understand how this is more efficient than a more typical […]
Truck Cam Swap Testing to Add Low-End Torque
The LS engine remains the darling of the performance world, but does that mean all LS owners are looking for the same thing when it comes time for upgrades? Obviously […]
Tips and Tricks for Repairing and Modifying an OEM Automotive Wiring Harness
Story Overview There are two basic approaches to deal with a failing OEM wiring harness assembly: Fix it or replace it. You might be able to salvage some of the […]
Jeep’s Now Got Its Own Graphic Studio for Folks Who Want to Customize Their Wranglers & Gladiators
The Jeep Wrangler has always been about personalization. In many ways, folks see the iconic 4×4 as a blank canvas that can be tailored to their own individual tastes and […]