Tags: ZZ4 Power Packages From GM Performance Parts
The ZZ4 brings you a few more upgrades right from the factory. They include
aluminum heads, an upgraded camshaft, and aluminum dual-plane intake manifold. Still, there are improvements in power that can be made with the ZZ4 as we found out on the GM Performance Parts Engine Dyno Configurator. Here’s a sample of what a few component upgrades can do for the timeless ZZ4.
HT383 Power Packages From GM Performance Parts
The HT383 (or High Torque 383) represents an incredible value in a crate engine replacement for your truck or heavy project car. With 383 cubic inches, all you need to do is open up the intake, add some more efficient heads, and perhaps install a larger
camshaft to really make some power. Check out these combinations that we demonstrated for you on the GM Performance Parts Engine Dyno Configurator:
More Power Packages on the way from GM Performance Parts!
That is just a taste of the Power Packages that we have already tested. And, we will be testing thousands more during the 2007 race season. As stated, these are proven collections of parts that have delivered the goods for years. Our favorite Power Package combinations
will be published annually in the GM Performance Parts catalog, or better yet, you can see all of the GM Performance Parts Power Packages at our website (gmperformanceparts.com). Pick the crate engine and components that most interest you, and run the dyno for yourself.
Within the first quarter of 2007, you’ll be able to find detailed combinations and dyno information on the entire small block V-8 engine family, the 502 big block, and the LS2 crate engine from GM Performance Parts. How do head swaps, camshaft changes, and high-flow intake affect their performance? Tune into the Engine Dyno Configurator at gmperformanceparts.com to find out for yourself.