An engine's valvesprings play a critical role in its performance, yet those incorrectly chosen for a given application can cause hobbyists to unknowingly point blame in another direction if an engine ...

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 ...

Whether to rejuvenate a broken down car or to upgrade and increase the power output, rebuilding an engine is a major job. It takes a great deal of mechanical skill and knowledge to undertake such a ...

Many gearheads buy their cylinder heads fully assembled and don’t have to sweat making sure all of the various parts are set up correctly. But for those that build their own, or that just need to swap ...

At its most basic level, an engine is an air pump. Internal combustion engines breathe fresh air and expel wasted exhaust gases to make power. Something has to tell those intake and exhaust valves ...

Beginning April 5, 2024, a selected group of Kia Telluride owners across the United States will receive a letter in their mailbox informing them that the valve springs in their vehicle’s engine may be ...

Update, 03/14/2019 11:35 am EDT: In an email, a Toyota Advanced Technology spokesperson issued the following statement to The Drive: “The safety and security of our customers is a top priority. We are ...