WhereAre ZZ632 Crate Engines Built? The Performance and Racing Center isn't a place that's easy to get into. Why? Well, because this is where GM builds many of its all-out race engines like this LT6.R ...

When it comes to low and mid-range torque output, it's hard to beat a big-inch big-block Chevy. Our rules for this big-block build were simple. First, it had to live on pump gas, even the 91-octane ...