Limited-production 427 V8 crate engine remains unused, highlighting GM’s revival of historic ZL1 tooling and performance ...

Anniversary 427 Big-Block New for 2008, GM Performance Parts re-releases the vaunted ZL1 crate engine. Built off of the original (and restored) tooling, it's as close to the real thing that you can ...

Over the years, the 427-cubic-inch crate engine has taken many forms. Originally, the 427 was offered as a big block engine by both Ford and Chevrolet. In the 1960s, Ford's 427 big block dominated ...

The first-generation Chevrolet Camaro spawned a few iconic and rare muscle cars, but none is as desirable as the ZL1. Part of two COPO-ordered cars in 1969, it left the factory in only 69 units, all ...

Chevy has one of the richest engine back catalogs in automotive history, but this V8 is easily the rarest the brand has ever ...

The ZL1 is pretty much an aluminum version of the 427 L88 big-block with open-chamber heads and was originally planned for the Corvette. The aluminum block used cast-iron sleeves (retained with a 1/16 ...