General Motors' LS-series small-block engines have been in production for over a decade, but it's only been within the last few years that they have really hit critical mass among average hot rodders, ...

A completely different engine with the LS2 RPO Code was used by Pontiac between 1973 and 1974. That engine displaced 7.5 liters (455 cubic-inches) and featured an engine design that was bespoke to ...

We're used to the unexpected from World Products--things like 454-cube small-blocks and big-blocks with cylinders large enough to warrant their own ZIP codes. But this is something altogether new and ...

Throwing speed parts at stock engines is about as pure as hot rodding gets. From stacking carburetors on utilitarian flat-head Ford engines to bolting a big blower on a world-weary small-block, the ...

From blown-out Ferraris and Lamborghinis to stupendously powerful V8 MX-5 Miatas, one thing is common: they probably have a special LS engine inside. General Motors' modern lineup of small block ...