Since most of these small-block Chevy heads would benefit from additional lift, we also added a set of Harland Sharp 1.6:1 roller rockers that bumped the lift up to roughly 0.500 inch of valve lift.

By today's standards, the original double hump heads were small with a 170cc intake port. They were designed for the 327 and 350. The new heads from Trick Flow have larger 175cc intake runners and ...

Other Chevy cylinder head castings would do in a pinch, but the double hump, sometimes called camel hump, castings were the ...

If you're getting ready to undergo a Chevy engine project, you need to get your hands on a copy of High-Performance Chevy Small-Block Cylinder Heads by Graham Hansen. 0:00 / 0:00.

Read the tech article on Small-Block Cylinder Heads Basics, ... Catalogs and mail-order houses are bulging with small-block Chevy cylinder heads, all just waiting for you to plunk down your money.

For six decades, a small-block Chevy has powered the dreams of hot-rodders and Corvettes, and plenty of other cars, even a Ford Mustang. By Roy Furchgott In the great rivalry between Chevrolet and ...

Chevrolet began using the double hump cylinder head design on its small block engines in 1962. While they weren't included on every Chevy with a small block V8, they were common enough to ensure a ...