Mailbag: What Does a Residual Pressure Valve Do?
Q: Would you please explain residual valves? … A: A residual pressure valve is a special type of one-way check valve. They are used to keep a small amount of pressure in […]
Photo Gallery: Great Cars and Trucks from Super Summit 2017
NORWALK, OH. — There were more vehicles at Super Summit 2017 than we could realistically photograph. So, we appreciate that Jason Liss, our friend and OnAllCylinders contributor, tried. Super Summit […]
Ask Away! with Jeff Smith: Revisiting Common Causes and Cures for Vapor Lock
What exactly is vapor lock? The weather is warming up now and last summer I had trouble with my small block Nova dying a various times when he engine ran […]
Wheeling & Dealing: How to Set Up and Adjust a Wheelie Bar
Nosebleed wheel stands are the poster children of drag racing. Everyone likes to see them, but for the most part, they’re not all that conducive to running a low ET […]
Dana Done Better: How and Why to Upgrade Your Dana 60 with Summit Racing’s Axle Upgrade Combo
As the old saying goes: “You’re only as strong as your weakest link.” In four-wheeling circles, that timeless adage applies perfectly to the famously tough Dana 60 front axle. Although […]
Parts Bin: Derale’s PWM Electric Fan Controller Adjusts Fan Speed for Quiet & Efficient Temperature Regulation
For most vehicles running electric cooling fans, they’re either on or off—without a whole lot of middle ground. When the temperature sensor says the coolant is too hot, the fans […]
The Right Way to Install Your Engine Fasteners: Understanding Friction, Bolt Stretch & Clamp Load
Your vehicle’s engine bay is a high-stress environment, with a lot of heat, vibration, and other cyclic loading forces that increase as you add horsepower. That’s why you want to […]
Corner Carving Camaro: Al Noe’s 600-Horse ’67 Camaro Autocrosser (and Family Cruiser, Too)
Autocross is sometimes referred to as the tri-athelon of the auto world. So how do you power a 3,250-pound car around the twists and turns of an Autocross track? According […]
Shades of Black: Joe Mazzola’s 1970 Hemi ‘Cuda and Pam Mazzola’s 2009 Challenger SRT8
“Life got in the way of drag racing, and I wound up parking the car in the garage where it served mostly as a shelf. I got plenty of […]
Mailbag: Boosting Low-End Performance for TBI Applications
Q: I’m rebuilding the 350 TBI engine in my 1992 Chevy 3/4-ton pickup, and I’m looking for a boost in bottom-end power. I’ve selected Edelbrock’s Performer TBI intake manifold and Performer-Plus […]