The LS engine’s bottom end is the foundation for its legendary power and durability, but getting it right means mastering clearances, torque specs, and oiling strategy. Whether you’re chasing 500 hp ...

Upgrading the camshaft on an LS engine can completely change its personality, unlocking significant horsepower and torque gains. The right cam choice balances power goals, drivability, and supporting ...

As we'll illustrate in this story, the LS engine is capable of producing big-block-style displacement and power in a small-block-sized package. It seems like something larger than a mouse yet smaller ...

When it comes to building an LS-based engine, there are a ton of ways to go about it. The first thing you need to ask yourself is how you want to use it. If hard handling is in your future, then ...

GM's LS engine is a powerhouse, thanks to great-flowing heads that enable tremendous horsepower and high-rpm performance. But while the LS is becoming a more popular swap choice for earlier, pre-C5 ...

There are many important tools you'll need before beginning to assemble your first LS1. You already have the majority of these, and they are so generic they don't merit a mention here (various metric ...

There's a reason why gearheads put both LS (not to be confused with LT) and Vortec engines under the same umbrella of "LS", despite GM originally assigning them different badges. (And in case you're ...