Throwback Thursday: Indy 500 Racing in the 1920s
You never know what you might find when cleaning out a garage or basement. A friend of a friend found these old, original Indianapolis 500 photos from the 1920s. The guys in these photos are some of the true pioneers of auto racing. And if Facebook and Instagram were a thing, we bet some of these
2015 Charger Hellcat Boasts 204 MPH Top Speed, 707 Horsepower
Chrysler Group unveiled the 2015 Dodge Charger SRT Hellcat today—the four-door performance sedan to be powered by Chrysler’s 707-horsepower supercharged 6.2-liter Hellcat engine. The car will be introduced to the public this weekend at the Woodward Dream Cruise in Detroit, MI. The new Charger has gotten a huge facelift, with a modified hood and front end
The Truck Lincoln Should Have Built: Ken Lempert’s 1937 Lincoln Pickup
Chances are this is the first 1937 Lincoln pickup you’ve laid your eyes on. That’s because this is likely the only one in existence. Lincoln never produced a pickup in 1937 so Ken Lempert took matters into his own hands over 75 years after the fact. Starting with a 1937 Ford pickup truck and 1938 Lincoln passenger
Video: Leno Tests Harley-Davidson’s Livewire EV
Electric-powered vehicles are a touchy subject among performance enthusiasts. So when Harley-Davidson unveiled its Livewire EV electric bike concept, there were no shortages of opinions and criticisms. It’s one thing when Tesla touts electric power, but when an American icon like Harley-Davidson rolls out an electric-powered vehicle—well, that’s a whole ‘nother thing. After all, Harley
Video: How Conical Valve Springs Can Add Muscle to Your Engine
In this video, Billy Godbold, chief cam designer and astrophysicist at COMP Cams, explains how COMP Cams’ conical valve springs help control heat and friction by dampening spring vibrations and provide much longer spring life than cylindrical or even beehive designs. The conical springs are perfect for the racer wanting to run a more-aggressive camshaft, COMP
SCTA Cancels Speed Week at Bonneville Salt Flats
Speed Week at the famed Bonneville Salt Flats has been cancelled due to heavy rains leaving the densely packed salt under standing water and not enough time to dry. Speed Week was scheduled to run Aug. 9-15. The Southern California Timing Association announced the decision this week. Under consideration is the possibility of extending the
Mailbag: Understanding Cam and Valvetrain Basics
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re answering some basic valvetrain-related questions. J.H. Kegley, WV Q: Here are a few questions I have in regard to the valvetrain on my 1979 Chevy 3/4 ton 4 x 4, which has a 305-cubic-inch Chevy engine: Can you use
Rutledge Wood Plymouth Wagon: The Final Chapter
[portfolio_slideshow id=33642] In our last update on the Rutledge Wood/Summit Racing 1953 Plymouth Suburban Wagon project, we talked more about Rutledge’s appearance at the Hot Rod Magazine Power Tour stop at Summit Racing Equipment Motorsports Park than about the actual car. We also hinted that Rutledge wanted to talk about his experiences taking the Plymouth
Parts Bin: Auburn Gear MAX Lock Lockers
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: Auburn Gear MAX Lock Lockers Put the power to both wheels, all the time. Auburn Gear’s MAX Lock
Heat Check: A Basic Guide to Exhaust Wrap, Thermal Barriers & Heat Protection
Editor’s Note: Before buying any heat protection, exhaust wrap, header pipe wrap, or other insulation, it is imperative to educate yourself about the product and the application. We talked to Steve Heye, vice president of HeatShield Products, Inc., who shared the following advice on choosing the heat insulators or barriers for your application: [portfolio_slideshow id=33628]




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