ROCHESTER HILLS, Mich. (June 19, 2001)—Like Rodney Dangerfield, the lowly tire valve stem just doesn't seem to get any respect. It's a piece of hardware that is usually taken for granted and readily ...

Any Chevy engine, if it's well-modified or just slightly warmed-over, requires a good set of valve seals. Originally, a small rubber O-ring, fitted in the second valve stem groove, served as the only ...

We may receive a commission on purchases made from links. The valve stem that protrudes outside of a wheel does not last forever and requires periodic replacement. The tire valve stem houses the valve ...

Less leakage results in reduced product loss, increased efficiency, and improved energy management. Figure 1. This control valve is subjected to EPA’s Method 21 “sniff ” test to determine the fugitive ...

We earn commissions from purchases you make using links in our articles. Learn more. Every single car has valve stem caps, but let’s be honest—they’re all really boring. In fact, most cars come with ...

See if any of these scenarios sound familiar: Every morning when you start your car, a small cloud of blue smoke erupts from the tailpipe. Or, even though your engine doesn't leak oil and apparently ...