Most double hump heads housed intake and exhaust valve diameters measuring 1.94 and 1.50 inches, respectively. The best versions, "fuelies" from their use on fuel-injected Corvettes, had 2.02-inch ...

AI Quick Summary The article details the build of a Summit Racing 427-ci small-block Chevy engine using Trick Flow Super 23 cylinder heads and an R-series single-plane intake manifold. The setup ...

One is a Chevy, the other is a GMC, and both were built in 1975. Wright, an automotive aficionado, bought the conjoined vehicle off eBay 25 years ago and has been working to perfect his passion ...

Arao's patent actually covers 4-valve pushrod designs for any engine, but it was originally intended for the small-block Chevy. The design is unique because it mantains the single-camshaft ...