How to Diagnose Catalytic Converter Problems
There are a handful of telltale signs your catalytic converter is on the fritz. Poor acceleration when stepping on the gas pedal Noticeably less fuel efficiency Dark, sooty smoke exiting […]
Video: How to Tune Your Holley Carburetor for High Horsepower Racing
Maximize the capabilities of your high performance Holley carburetor by learning how to tune it for high-horsepower and racing applications. In this 38-minute video, a Summit Racing tech expert covers […]
Mailbag: How to Get 440+ Horsepower from a Chevy 400
Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. Last week, we helped a reader make around 400 horsepower with their Chevrolet 400 small block […]
Valve Spring Installed Height: Why It’s Important and How to Measure It
Valve springs are probably the most stressed components of an engine. Yet they are also one of the most oft-overlooked parts in the entire engine. The fact of the matter […]
Quick Tech: How To Check AN Hose Assemblies For Leaks
Assembling braided AN hose and hose ends is pretty straightforward. But how do you know if the completed assembly is OK? Ideally, you would pressure-test your plumbing before you go […]
Video: Ceramic Coated vs. Painted Headers
Are you considering ceramic-coated headers or painted headers? Is one better than the other? In this Summit Racing Quick Flicks video, you will learn the benefits of each style so […]
Mailbag: How to Get 400+ Horsepower from a Chevy 400 Engine
Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re looking at ways to make over 400 horsepower from a small block Chevy […]
Big Ford Horsepower (Part 2): Installing the Top End on Trick Flow Specialties’ 598 Ford
In our initial Big Ford Horsepower post, we told you how Trick Flow Specialties in Akron, OH was building a 598 big block Ford to out-power the 1,013-horse 565 cubic-inch Chevy it […]
Product Install: Aeromotive’s Phantom Stealth Fuel System
Late model EFI engine swaps and aftermarket EFI systems are hot right now—and it’s no secret why. With the ample supply of parts and kits from the aftermarket, you can […]
Video: How to Tune the Secondary Circuit on a Holley-Style 4-Barrel Carb
Learn how to adjust the secondary circuit on a Holley-style, four-barrel carburetor by watching this 20-minute Summit Racing Quick Flicks video: