For mild street engines, stock valve springs are more than adequate. But if you've screwed in a big bumpstick for strip-banging or banzai runnin', then pay attention. Our plan was simple: Install a ...

Fittings such as these, for connecting a compressed air line to the spark plug hole for valve support, are available at most auto parts stores. Occasionally it is necessary or desirable to inspect or ...

While the engineering community continues to explore the benefits of electric and hybrid vehicles—i.e., the environmental and renewable energy factors—the automotive market is still dependent on ...

A small gap with big importance in the performance and health of an engine - here's everything you need to know.

Those wound-up pieces of high-tensile steel under your rocker arms work so hard closing your valves over millions of cycles that they could probably use a replacement right about now. We're talking ...

Over 4,000 Hyundai Palisades from the 2024 model year are subject to a new recall due to faulty valve springs that could potentially break. While only one percent of the recall population is likely ...

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 ...

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, ...

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 ...