Desmodromic valvetrains allow for higher revs without needing to worry about valve float. So why do automakers not often use ...

GM's Spring Hill engine line will supply 2-liter engines for the GMC Acadia sport-utility vehicles assembled next door. General Motors' 5,000-employee industrial complex near Nashville includes a ...

General Motors plans to invest USD40m in its Spring Hill Global Propulsion Systems (GPS) plant, in Tennessee, to increase capacity of the 5.3L V8 engines for its full-size truck and SUV programs. The ...

Changing valvesprings used to be a hassle. In the old days, you had to really lean on that lever arm tool to compress the spring, and if it was a race spring, you needed a WWE wrestler to help keep ...

Auto magazines are full of 1,000-horsepower LS engine stories teeming with superchargers, turbochargers, intercoolers, massive loads of nitrous, race gas, and all sorts of glamorous equipment. While ...