Engine & Exhaust / How Tos / Q&A

Video: Understanding Engine Compression Ratio and Piston-to-Wall Clearance

Better understand compression ratio, how to calculate it, piston-to-wall clearance, how to adjust it depending on the power your engine produces, and more by watching this Summit Racing Quick Flicks […]

Engine & Exhaust / Q&A / Tech

Mailbag: The Truth About Nitrous

Got questions?             We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re spraying some knowledge on nitrous.   J.F. • Danville, VA Q: I’m […]

Engine & Exhaust / Tech / Tech Articles

Mopar 440: The Making of a Mean Big Block Mopar

Call it a weakness, an obsession—whatever. But there’s something about the smell of assembly lube that makes us come a runnin’. For example, when our buddy Don Lower decided to […]

Featured Vehicles / Tech / Tech Projects

Mk4 Anatomy, Part 2: A Look Under the Hood of the Summit Racing Mk4 Project

Like the Mk4 you see above? You can duplicate it using the Factory Five components covered in our Mk4, Part 1 post, along with the parts listed below from Summit […]

Engine & Exhaust / Q&A / Videos & Galleries

Video: Forged vs. Cast Pistons

What are the advantages of cast pistons versus forged pistons? Learn why high-boost, high-horsepower modifications lend themselves to the more-expensive and typically much stronger forged pistons. Also, hear why hypereutectic […]

Engine & Exhaust / How Tos / Tech / Tech Articles

3 Steps to Choosing the Right Carbureted Intake Manifold

  Friend 1: “Go across the bridge, through town, and jump on the expressway north.” Friend 2: “No, no, no. Go under the bridge, hop on the bypass, and pick […]

Engine & Exhaust / Tech / Tech Articles / Tech Projects

Project LSX: Trick Flow Specialties Builds a 440 with a Bowtie (Part 2 of 2)

When we last left you, Trick Flow Specialties was in the process of building the short block for its 440 cubic inch GM LSX engine (440 LSX, Part 1). Designed for […]

Engine & Exhaust / Tech / Tech Articles

Mechanical vs. Electric Fans: Which is Best for Your Vehicle?

  Do I have the right fan for my cooling system needs? This post will cover all the fan options available for your ride.   Mechanical Fans  Mechanical fans rely […]

Interior / Q&A / Tech

Mailbag: How to Make Shifter Adjustments

B.D. • Goldsboro, NC Q: My Ford Fairlane has a shifter problem! I tried to install a Hurst Pro-Matic on my rebuilt C-6 transmission but I can’t seem to get […]

Engine & Exhaust / Tech / Tech Projects

Project LSX: Trick Flow Specialties Builds a 440 with a Bowtie (Part 1 of 2)

440 cubic inches used to be the domain of rip-snorting big block engines. Even more specifically, the number 440 denoted the rip-snorting big blocks produced by Mother Mopar and the […]