LS

If you could send a modern production engine like the GM LS back in time to the middle 1960s, that engine would have appeared to engine builders of that time […]

An air intake system can be one of the most commonly overlooked aspects of an EFI engine swap—particularly for the GM LS swap crowd. And depending on your setup, you […]

I have a 1969 Firebird that I’m swapping in a 2002 LR4 4.8L LS engine from a GMC Sierra pickup. I have the mechanical swap parts for mounting the engine […]

I have a used 5.3L LS truck engine that I’d like to swap into an earlier Chevy pickup. The engine was running when it was pulled out of a wrecked […]

OK, so 20 years ago, if you told someone you could hit 1,000 horsepower without a top-tier racing R&D team in your back pocket, you’d probably get laughed at. Nowadays […]

For well over two decades, the LS was General Motors’ primary V8 engine family. That means GM LS motors wound up in everything from pickup trucks to late model muscle […]

If you’re thinking about an LS engine swap, LS engine build, or LS engine upgrade, the first place you’ll likely start looking is at the LS motor’s displacement. And that’s […]

For well over two decades, GM put LS engines in everything from sports cars to cargo vans. That means the factory produced the LS in a range of displacements, starting […]

Over the course of its 20-plus years of production, the trusty GM LS engine came from the factory in a wide range of displacements, from a humble 4.8L to a […]

Over the course of its 20+ year production run, the venerable GM LS engine came from the factory in many different configurations. And that’s particularly evident when you see its […]