A stock LS3 rec-port intake manifold is hard to beat and only costs $299. When Chevy went back to the drawing board after the success of the cathedral-port Gen III LS1 small-block V-8, it realized ...

For more than four decades, Lingenfelter Performance Engineering has been churning out a slew of wild high-performance products, from engine upgrades, to parts, to crate engines. Now, the tuner is ...

Swapping intakes for more power is nothing new in the world of performance. Even with the excellent design of today’s LS-based small-blocks, and all their modern technology, the new top dog in the ...

Wow, how prescient were we to know to repeat the prescience of High Performance Pontiac magazine? Hmm, probably about as prescient as they were to have posted on the new 2009 Pontiac G8 GXP to begin ...

If you recall from Part 1 of "Inside Information" (May '11), we introduced you to the talented and highly trained Design Responsible Engineers (DREs) who oversee the design, development, validation, ...

The spy shots last week told us what to expect and now GM has unveiled the 2008 Corvette, fitted with a new 6.2L LS3 V8 engine developing 430hp and 575 Nm of torque. Other changes include the option ...

To accommodate the engine's large valves and enable more direct intake port flow, the intake-side rocker arms are offset 6 mm between the valve tip and the push rod. Actuating the valves is a new ...

The LS3 crate engine has earned a reputation as one of Chevrolet's most trusted and versatile powerplants. Churning out 430 hp at 5,900 rpm, in addition to 425 lb-ft of torque, which arrives at 4,600 ...

GM's highly-regarded LS3 is one of the company's most celebrated small-block V8 engines. It burst onto the scene in 2008 as the evolution of GM's "Gen IV" LS family and its immediate predecessor, the ...