This is the drive behind Comp Cams new Fifty State Legal (FSL) camshaft line for the entire range of GM LS Gen III/IV V-8 engines. Thanks to Comp, there is now a 50-state-legal camshaft for almost ...

If you were less concerned about maximum power and more about having 450 hp with a dead-smooth idle and optimized drivability, the factory Gen 3 LQ4 camwould be the obvious choice. This was the ...

There it was, an honest-to-goodness, aluminum L92 engine. Don't get us wrong, we love every single junkyard 5.3L LM7, but they are usually ratty, greasy, and full of rodent droppings. Yes, you heard ...

Decades ago (OK, half a century or more), there was a product advertised in many of the performance magazines called the Varicam. The idea was a set of springs attached to a centrifugal device that ...