Any engine builder will tell you how important cylinder heads are to power and performance, so enthusiasts looking to spruce up their budget Chevy 305 small-block (SBC), or the larger and more popular ...

Few cylinder heads have hit the small-block Chevy world with as much impact as the GM Performance Parts Vortec iron cylinder head. By now you already know that the Vortec head offers outstanding ...

We've been getting a ton of mail with questions about how and when to modify the Vortec small-block iron heads—so much mail that we decided to condense all the Vortec information into one concise ...

Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline "Straight-8" to the current LT1 V8. However, many agree that the small-block LS engines were ...

In their later years, Vortec engines have fallen victim to some downsides, like Active Fuel Management, an aggressive thirst for oil, and engine knocking. But back when they were brand-new, these ...

For some of us who once were referred to as "baby boomers" (those who were born right after the "big one": WWII), technology can be difficult to embrace. Oh sure, due to perseverance more than ...

The Vortec 5.3L V8 LMG was an engine produced by General Motors for full-size SUVs. Displacing 5.3 liters in a V8 configuration, the LMG was part of the Vortec (Generation IV Small Block) engine ...