It's not even Australia Day, but we're hearing GM's giving their high-performance team down under a gift of power. Holden's Special Vehicles team announced last night they'll be fitting the US-built ...

We took an LS3 block from Summit Racing, added a 3.267-inch stroke crankshaft from a 4.8L, spun it to 8,000, and made 607 hp. The secret to this small-block screamer is the short stroke and good head ...

The success of this project can be traced directly back to our starting point. Right out of the box, the GMPP LS3 crate motor is an impressive little small-block. Think about how cool it would have ...

A classic Defender with a monstrous 550HP LS3 V8—this build by Squire Editions is something special! Insane power, rugged looks, and pure driving madness—could this be the ultimate Defender? Judge ...