Do Cold Air Intake Kits Really Work?
Pop the hood of any modern performance car or truck that’s seen any additional engine upgrades, and we’re willing to bet you’ll see some sort of air intake kit. That’s […]
How Much Horsepower Do Cold Air Intake Kits Add?
When you view an internal combustion engine as essentially a fancy air pump, a cold air intake kit makes a lot of sense. After all, if more air—specifically oxygen—enters the […]
One Thing Affects Another: Upgrading the Intake Manifold on a Twin-Supercharged Small Block Ford
Andrew Schenk sent us a story about swapping the intake manifold on his twin supercharged 1986 Mustang GT. It has a lot of good information on planning and executing a […]
Mailbag: Picking Crank, Cam, Lifters & Pistons to Reach 375 hp in a SBC-Equipped Restomod GMC Pickup Truck
Q: I’m in the process of resto-modding a GMC pickup. The truck is currently equipped with a 5.7L 350, overbored to .040”. First, how do I figure out my new […]
Mailbag: Are Old Fuel Hoses Causing a Gasoline Smell in an LS-Swapped G-Body Monte Carlo?
Q. A few years back, I swapped an LS into my G-body Monte Carlo. I plumbed the fuel injection system with braided rubber hose. Now I’m noticing a constant gasoline […]
Let’s Talk Turbochargers: A Glossary of Common Turbo Terms, Parts & Components
For modern performance enthusiasts, there’s a lot to learn when it comes to making horsepower with turbochargers. The big push in today’s world is the ease with which horsepower can […]
Ask Away! with Jeff Smith: Carburetor Recommendations for a 355 Chevy with a Weiand Supercharger
I picked up a Weiand 144 small supercharger for my 355ci small block Chevy and now I’m wondering what carburetor to use? Obviously fuel economy isn’t one of my main […]
Mailbag: Fuel Pump Recommendations for a 1,200 HP Turbocharged Mustang
Q. I’m updating the fuel system on my turbocharged Mustang. The car is mainly used on the track, but it does see some shows and other events. With my setup, […]
What is Permeation? And How Can it Affect Your Automotive Fuel System Hose Choice?
In the context of automotive plumbing, permeation refers to the molecular penetration of gases, vapors, or fluids through a barrier. This process is determined by the thickness and type of […]
Ask Away! with Jeff Smith: Advice on Running a Chevy Tri-Power vs. a Single Plane Intake Manifold
I’m going to have someone build a street engine for me and I want to use 1968 round port Corvette 400 hp Tri-Power manifold and carbs using one inch spacers. […]