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Head Games (Part 4): Everything You Need to Know About Vortec Heads

Vortec cylinder head castings first hit the high performance scene in 1996 and provided GM owners a healthy, budget-friendly option for boosting horsepower. According to Summit Racing, Vortec heads still […]

Tech / Tech Articles

Two-Valve Twist: Trick Flow Heads Add 100 Extra Horses to a 4.6L 2V

For owners of Ford 4.6L and 5.4L Two-Valve modular V8s, the wait for a true performance cylinder head ended in 2009. That’s when Trick Flow Specialties introduced the Twisted Wedge […]

New Products / Parts / SEMA / Tech / Tech Articles

Video: A Closer Look at the MSD Atomic LS EFI System

Thinking about an LS swap? Then you owe it to yourself to check out MSD’s new Atomic LS EFI Fuel Injection System. We did when we were at the SEMA […]

Tech / Tech Articles / Videos & Galleries

Head Games (Part 3): The Role of Valve Size in Cylinder Head Selection

In the first two installments of our Head Games video series, we covered the importance of combustion chamber size and intake runner configuration when choosing cylinder heads. In this video, […]

Tech / Tech Articles / Videos & Galleries

Head Games (Part 2): Understanding Principles of Combustion Chamber Design

In Head Games (Part 1), we covered the importance of cylinder head intake runner size and design. Now we’re going to look at another key factor in choosing the right […]

How Tos / Tech / Tech Articles

How to Choose an Alternator

Good thing: Kickin’ audio system with megawatt amps, big subs, zillions of speakers, crossovers, and enough wire to hook up your average city. Bad thing: Melted, smoking, fried vehicle electrical […]

Tech / Tech Articles

Carb Tuning Tips, Part 2: How to Overcome Common Tuning Problems

Engines produce vacuum, and over the past 120 years, engineers have contrived ingenious ways to harness its power to the engine’s induction system. Through a labyrinth of small-bore drillings in […]

Tech / Tech Articles

Catalytic Converters 101: A Quick Guide to Catalytic Converters

It’s a dirty job, but somebody’s got to do it. If your vehicle was produced after 1975, chances are good that it came from the factory equipped with a catalytic […]

Tech / Tech Articles

Clutch Tips, Troubleshooting & FAQs from the Experts

Rowing gears with a manual transmission is lots of fun, especially in a lightweight car with way too much horsepower. But when the gears start crunching and the clutch pedal […]

How Tos / Tech / Tech Articles / Videos & Galleries

Video: How to Select the Proper Gear Set for Your Vehicle

In this edition of Summit Racing Quick Flicks, Mike will teach you how to select the best gear set for your vehicle. Learn how to figure out what gear ratio […]