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 ...

Turning Tricks: Adding a Trick Flow Small-Block Chevy Top-End to Our Summit Racing 427 Stroker. Part 2: Trick Flow Super 23 cylinder heads and R-series single-plane intake manifold feed air to our ...

We give our 350ci Chevy Small Block, the anvil, a set of World Products' Motown 220 heads, a huge Lunati solid-lifter cam, Holley's Strip Dominator single-plane intake, and an 830-cfm Holley ...