The hottest cylinder head on the small-block Chevy hit parade right now is the Vortec iron head. It's extremely affordable and flows a bunch of air for a stock production iron head with a 170cc port ...

Although the basic purpose of a valvespring is to close the valve while also ensuring that the valvetrain stays in contact with the cam lobe, it must perform this feat under grueling conditions that ...

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 ...

Back in September 2020, GM quietly admitted that small-block V8s suffer from “possible broken valve springs.” According to a technical service bulletin from the biggest of the Big Three in Detroit, ...

After admitting it sold as many as 270,000 vehicles with defective engines, Lexus has now announced it will recall those models, which include 138,000 Lexus IS, GS and LS models in the United States.

Although it would be nice to have all of the specialized tools that are available for every facet of performance engine building, there are very few racers who are able to afford such a fully equipped ...

Twinned with the Kia Telluride, yet manufactured in South Korea rather than the United States of America, the Hyundai Palisade has been hit with a safety recall. Valve springs produced by South Korean ...