[portfolio_slideshow id=50941] Any time you can put an engine together that makes enough torque to strip the concrete off the Hoover Dam, yet still gives away very little hint of what’s really lurking under your hood, you’ve built yourself a winner. Mike Petralia of Hardcore Horsepower did just that with a 565 cubic inch big block
In another post we counted down our five favorite Rat motors ever. Now, we’re looking at the top Chevrolet big block production cars ever produced. And there were some great ones to choose from. The big block Chevy kick started the muscle car era when it was introduced in 1965. Since then, it has been
In 1965, Chevrolet began offering the big block Chevy Mark IV—better known as the Rat. This wasn’t Chevy’s initial go-around with big block engines as its Gen. I W-series big blocks were first offered in 1958. However, the Mark IV engines (originally called Gen. II) improved upon the design of the original W-series engines and helped
[portfolio_slideshow id=35291] For the third year running, Trick Flow Specialties is building the engine that will be part of the prize package awarded to the IHRA’s Summit Racing SuperSeries Top Class Champion. Trick Flow’s first two engines—a 565 cubic inch big block Chevy in 2012 and a 598 cubic inch 460 Ford in 2013—each made
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re helping a reader dial back the performance of his 454 for street use. A.K. Moberly, MO Q: I have a 1979 Camaro Z28 with a 1976 454 bored .030 inches over. The car has the following parts: Stock crank, rods, and
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 rebuilding a big block Chevrolet engine to work with a nitrous oxide system Q: I have a 1973 El Camino with a factory 454 big block. I have updated it with a
[portfolio_slideshow id=23564] In the first installment of Block Talk, we told you why a modern CNC-machined block is a great foundation for a high performance engine. Using a Chevrolet Performance big block Chevy cast iron engine block as an example, we talked about stuff like core shift; measuring cylinder, cam, main bearing, and lifter bores for
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