Anniversary 427 Big-Block New for 2008, GM Performance Parts re-releases the vaunted ZL1 crate engine ... and matching serial-numbered valve covers, engine bay tag, emblems, and certificate ...

The ZL1 owes its existence to the success of Jim Hall's aluminum 427 engines in Chaparral Can-Am races. The engines kicked ass and soon Fred Gibb and Dick Harrell decided this engine could do ...

These parts are critical because they are above the center of gravity and very far forward, so a premium was put on them for that reason. All in all, the ZL1 is ... in the engine bay wet." ...

Finally, popping the hood reveals the true nature of this build, as its all Camaro ZL1 in the engine bay. Nestled front-and-center is the supercharged 6.2L V8 LT4 gasoline engine, which churns out ...

Now, the final LT4 engine destined for the engine bay of the production-spec sixth-gen Camaro ZL1 has been built. A photo of the final LT4 engine for installation in the production-spec sixth-gen ...

The hood and front fascia have been completely redesigned to accommodate the ZL1's extra large engine. Even the Chevy logo has been cut out to allow extra air into the engine bay and the hood ...