Next up we tested to see if an even smaller port could help torque production. Brodix's BB-2 Plus heads are designed to be an all-purpose head for big-block Chevys. Like the other heads ...

so we jumped at the chance to lay our hands on a prototype set of Patriot Performance's new Freedom Series aluminum big-block Chevy cylinder heads and put them to the test. Our methodology was ...

Two issues back, we subjected a 468-inch big-block Chevy ... heads would support over 650 hp, but on this 496, the heads managed to produce peak numbers of 630 hp at 6,600 rpm and 577 lb-ft of ...

A torque-monster Chevrolet big ... the heads, which require the correct head gaskets. Visit the Fel-Pro Performance catalog for more than 30 available head gaskets. The front of the block features ...

While those big-block competitors have fallen by the wayside, the Chevy ... lb-ft of torque, the GM Performance ZZ454 crate engine is priced at $10,095.22. Its aluminum cylinder heads feature ...

Chevrolet has had many accomplishments ... cycle compared to their small-block counterparts. This usually translates into more power and torque, making big-block engines the go-to choice for ...

Capable of producing massive torque with a proverbial yawn, the long-running big block from Chevy was born purely ... of the Gen VII features 18-bolt heads, longer conrods, a different firing ...