Conventional wisdom says roller rockers increase horsepower by reducing valvetrain friction—with the biggest benefits showing up at high RPM. But Engine Masters’ David Freiburger and Steve Dulcich are always willing to question conventional wisdom and will leave no horsepower sacred cow untouched. They’ve tested parts to see what really works, built engines to find the
Our friends at RideTech have once again partnered with Barrett-Jackson to bring another exciting 48 Hour Build to this week’s WestWorld event in Scottsdale, AZ. In conjunction with a team of partnering manufacturers, RideTech is spearheading the transformation of a 1971 Camaro into a Pro-Touring masterpiece in 48 hours. The project will be completed over
The 1950s gave us tailfins, seat belts, and a nationwide interstate system. But it goes way deeper than that. During the 1950s, automobiles evolved from simple transportation into a way of life, becoming ingrained in popular culture like no other invention in prior history. The decade is regarded as the golden age of automobile styling,
You’ve got questions, we’ve got answers. We work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we’re troubleshooting carb issues in a 305-powered 1985 Chevy van. Q: My friend and I put a rebuilt 305 Chevy motor in my 1985 Chevy van. Since we did this, we’ve been having
Dan Gurney, one of the most famous race car drivers in history, passed away yesterday. Gurney was both an experienced car builder and driver, competing in the Formula 1, NASCAR, Can-Am and IndyCar race series, racing for Lotus, Porsche, McLaren, BRM, and his own All American Racers teams. Gurney’s career includes several Formula 1 and
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: It’s no secret that the vintage SUV market is red-hot right now, with Jeep CJs, Toyota Landcruisers, and
Beginning with the 1950s, which decade in automotive history was (or is) the best? For this exercise, we’re looking only at postwar decades despite all that the first 50 years of the 20th century meant to vehicle innovation and manufacturing. Before you insta-answer, please take a moment to consider how you want to define the
[Editor’s Note: This LS6 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. The LS6 is a Gen III, 5.7L aluminum-block V8 that first appeared in the 2001 Chevrolet Corvette Z06. It is dimensionally identical to
Sources are saying it’s highly probable that Ford will unveil a special edition Mustang “Bullitt” at the upcoming North American International Auto Show in Detroit, MI. The special Ford Mustang is rumored to be a 2018 model, which marks the 50th anniversary of the movie “Bullitt,” released in 1968. We suspect the new Mustang Bullitt
The snow has been falling all around OnAllCylinders’ headquarters outside Akron, OH. The past few weeks have brought sub-zero temperatures too, which meant plenty of snow accumulation for snowmen, snowball fights, and sledding. The latter gave us the inspiration for our latest stroll through Instagram. We used sled, or more accurately, #LeadSled, as our search
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