Video: Calculating Your Header Primary Tube Diameter
Turns out our math teachers were right. We really will use this stuff! Crazy! Check out this video and learn how to get the most power and performance from your machine by calculating the perfect diameter for your header primary tubes.
Mailbag: Winter Survival Tips for Diesels
Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re offering up some winter performance tips for diesel trucks. S.M. • Ann Arbor, MI Q: I drive a 2001 Ford F-350 Super Duty Crew Cab pickup with a 7.3L Powerstroke diesel engine and a 4R100 automatic transmission. When
Parts Bin: Factory Five Mk4 Drivetrain Combos, Chromoly Driveshafts & More
From time-to-time, OnAllCylinders will provide a peek at some of the newest products and deals that can help get your next project on track for less. Check out what’s in our parts bin this week: Summit Racing/Factory Five Mk4 Roadster 306 Combos An affordable alternative to the 427-cubic-inch 351W used in the popular Summit Racing/Factory
Cheat Sheet: Quick Guide to Engine Firing Orders
Do small, simple projects become extremely large and a little out of your league when it comes to your ride? Has a simple distributor cap and rotor change quickly turned ugly? Has your once well-mannered carburetor suddenly become a smoke-puffing, gas spitting-monster? Sometimes it’s helpful to have a cheat sheet in hand to help you navigate projects–big
We Want Your Vote: The Top Facebook Rides of 2012
Throughout 2012, you guys have shared a ton of your cars with Summit Racing’s Facebook page. We have compiled a list of 10 of the most-popular cars of 2012 from that page, according to your Facebook “likes” and “shares.” Here are those 10 cars. What is your favorite? What is the top user-submitted ride of
Aussie Power: Twin-Turbo 451 Delivers 1,409 Ponies for Rare XY Falcon GT!
Street Ford magazine’s Roy Velardi is about to turn up the “wild” and “violence” quotient on Project Wild Violence, his rare XY Falcon GT replica. As you may recall, we told you all about the 1971 XY Falcon back in June—you can read the original Project Wild Violence post here. Just to spark your memory, the Falcon features: Mini-Tubs
This Date in Automotive History: 55 Became the Law–and Then We Came to our Senses!
For hot rodders, race enthusiasts, and lovers of all things fast, January 2, 1974 was another date that lives in infamy. With just a few pen strokes, then-President Richard Nixon killed what was left of the groovy, early-1970s New Year’s buzz by signing the Emergency Highway Energy Conservation Act into law. Suddenly, 55 miles-per-hour was
Lot Shots Find of the Week: Rat Rod Edition
A parking lot is a parking lot is a parking lot—unless it’s the Summit Racing parking lot. On any given day or time, the lot outside a Summit Racing store can turn into an impromptu mini car show, depending on who’s stopped by the store. Each Wednesday, we’ll share our parking lot find of the week—another benefit of




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