What are the main differences between GM's LS2 and LS3 engines?

The GM LS2 and LS3 are both small-block V8s that featured in the base C6 Corvette, but several crucial internal differences ...
Hot Rod

Small Block LS Engine Dyno Testing Part II - Big Power, Small Budget

With the majority of the short-block assembled in Part I, the L92/LS3 engine is ready to be completed and then tested on the dyno. To recap the build, in Part I Texas Speed and Performance (TSP) used ...
Hot Rod

LS3 Crate Engine - The New GMPP LS3

The Camaro LS3 crate engine makes the LS series of engines legit. Up until now, you had to either spend ahoy on the gigabuck LS7, be happy with the iron 6.0L and its weird truck accessory drive, or ...
Motor Trend

Corvette LS3 Engine - Worthy Successor

Our recent testdrive of the '08 Corvette (Apr. '08) yielded a torrent of technical questions concerning one key subject: How was Chevrolet able to make significant improvements to the decade-old LS ...
Motor Trend

High-Performance 418ci Stroker Engine - Low Buck Brawler

In last month's installment, Texas Speed and Performance (TSP) used a brand-new GM L92/LS3 block as the foundation to build a high-performance 418ci stroker engine. Sunset Racecraft in Lubbock, Texas, ...