Return or Returnless: Which Fuel System is Right for You? (Video)
Returnless fuel systems are becoming more common in new vehicles. As we learned in a recent Jeff Smith Ask Away! column, the increased use is due in part to tightening federal […]
Ask Away! with Jeff Smith: Here’s Why More Engine Boost Doesn’t Always Mean More Power
I was watching a dyno test video the other day with a couple of cam swaps on a supercharged LS3. On the first test, a slightly bigger cam showed more […]
Ignition 101: A Quick Guide to 5 Common Ignition System Designs
Ignition systems have come a long way since the early days of the automobile. From early points-style setups to modern coil-on-plug configurations, the ignition system has evolved. There are five […]
How to Retrofit GM LS Valve Springs on LT1 Cylinder Heads
Since the GM LS is such a popular engine series, LS-compatible parts are common and easy to find. Which means, if you’re using 1992-97 LT1-style heads on your engine, you […]
Oil Pans 101: Comparing Steel vs. Aluminum Oil Pans
Editor’s Note: Author Jeff Behuniak is with Canton Racing Products, a company that specializes in manufacturing oiling and cooling products for racing applications, including oil pans. … A lot of people […]
Quick Tech: 6 Most Common Questions About Auto-Air Colors Candy-Pearl Paint
Water-based paints are no longer new; yet, many DIY automotive painters still shy away from it. That hasn’t stopped Auto Air Colors from going all-in on water-based paints. A top […]
Mailbag: Solving Sluggish Engine Performance After Carb Secondaries Open
You’ve got questions. We’ve got answers — when we work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we help a reader troubleshoot sluggish […]
Carburetor Basics 101: A Quick Overview of Primary and Secondary Barrels for Street or Race Applications
There is much to consider when choosing a carburetor for your vehicle. Airflow, choke style, and even the physical height of your carburetor will come into play. But what about […]
Ask Away! with Jeff Smith: How to Tune the Idle Speed on a Self-Learning EFI System
I recently bought a FiTech Go EFI fuel injection system for my big-block Chevelle. The engine is a 468ci big-block with a mild hydraulic roller cam, a TH400, a warmed-over […]
A Quick Guide to Carburetor Heights (and Why They’re Important)
When it comes to choosing a carburetor, there are lots of things to consider: airflow, choke style, and secondary type, to name a few. But what about the physical height of the […]