According to Demon Engines, the short-block can stomach power levels above 700 hp and 7,000 rpm ... and a 110-degree lobe-separation angle. Small by big-block standards, the grind offered an ...

Ron Shaver is no stranger to making horsepower, and to that point the big-block ... modifying small-block Chevrolet engines was giving those old iron heads a heavy dose of angle milling.

There were many variations on the 427 big-block theme, with the designation ... This began with a good, machined, multi-angle valve job. According to Rick, “The valve job was a place where ...

A factory big-block Chevy head has 26-degree intake valves canted 4 degrees, and 17-degree exhaust valves canted 4 degrees. With the Victor heads, we changed the intake valve angle to 24 degrees ...

For instance, the 18-bolt pattern on the heads contains two more than the factory 396 cubic-inch engines and above, like the ...

Pontiac never once produced a big block V8. Let's take a brief look at the history of Pontiac V8s for a better understanding. The basic platform that went on to power the above-listed Pontiac ...

The big block 502 V8 finds its way into some of the most beautiful Chevrolet models, including Max Cooper's 1966 Chevelle SS (pictured above). Cooper chose the 508-horsepower ZZ502/502 with 580 ...

But all must admit a 572ci big block, sitting in the engine bay of a 1969 Chevelle, is not something they come across every day. The car featured in the gallery above was built in 1969 ...