However, not all innovations are equal and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...

When General Motors revealed the '06 Corvette Z06's 505hp LS7 V-8 enginelast year, our first question was, "How detuned is it?" After all,despite its 500-plus horses, the latest and greatest 7.0L ...

Based on customer feedback and its own research findings, diesel engine maker Cummins is now allowing customers to use the older API CI-4 grade motor oil in most of its 2007 engines. “Some fleet ...

The day finally arrived when our 467 ci of pure Pontiac would be bolted to the Stuska dyno at RaceKrafters. Its machining and assembly, along with the parts sourced from Summit Racing and Butler ...