This could also relate to somebody with a big head, which leads us to where we are really going with this—a new big-block Chevy ... the exhaust valvesprings are as close to the valve cover ...

The reports of a radical new small-block V8 targeted at NASCAR stock car racing began circulating nearly 18 months ago. Those who knew—or claimed to know—the details of this new-generation ...

The stock Chevy exhaust bolt flange pattern was retained ... are raised well above the location of the Chevrolet ports, and the valve cover rail is raised accordingly. Spring seats and rocker ...

We've been getting a ton of mail with questions about how and when to modify the Vortec small-block iron heads ... the iron LT1 chamber intake and exhaust ports in a standard-water-flow iron ...