Watch skilled mechanics in action as they replace the diesel valve stem seals of a Nissan truck with precision and expertise. From disassembling the engine to carefully installing new seals ...

and eventually leak through the piston rings and valve stem seals. It also stands to reason that, apart from the more complex servicing procedures demanded by boxer engines, they are more ...

The Elgin Pro-Stock brand introduced five precision-matched, made-in-the-USA Performance Camshaft Kits engineered to help optimize an array of racing and street-performance engines. Now available are ...

Blue smoke on acceleration or on the overrun could indicate a turbo that’s on its last legs or worn valve stem seals. Gearboxes tend to pretty durable but check the clutch bite point isn’t too ...

A standard valve is made in two parts (a stem and a base ... front wheel rims, fork seals, and the clutch. Second gear can wear prematurely through these antics too, so get a test ride and ...

Keeping your tires at the proper pressure will help maximize fuel mileage and tire life. How can you safely and precisely let ...

Patients aged between 50 to 70 years with a mechanical heart valve replacement had better long-term survival compared to those with a biological valve, new research has found.

A new study by marine biologists reports that seals can essentially act as 'smart sensors' for monitoring fish populations in the ocean's eerily dim 'twilight zone.' Over the past 60 years ...