What is VVL? What is VVT? How does VVL/VVT work? What is variable valve lift? What is variable valve timing? We're going to look at the valvtrain from a 2009 Audi 2.0L I4 Turbo engine to check out the ...

Edwards Lifesciences has claimed an FDA approval for its Sapien M3 transcatheter mitral valve replacement system—marking the agency’s first in this type of implant that takes a potentially safer route ...

For a 2015 Golf R, there is no 'set' replacement interval for the timing chain, as it's designed to last the life of the engine, however, replacement is typically recommended between 80,000 and ...

AUSTIN (KXAN) — Austin physicians are trying new ways to treat chronic heart conditions. Five cardiologists at Heart Hospital of Austin are the first in the nation to administer a valve replacement ...

The timing of hormone replacement therapy may make a big difference in a woman's risk of developing Alzheimer's disease. Starting treatment within five years of menopause may lower the risk by as much ...

EGR stands for exhaust gas recirculation, and the EGR valve is part of a system that does as the name implies: recirculate exhaust gas back into the engine’s intake manifold for a return trip to the ...

There is so much going on with internal combustion engines (ICEs) these days, it can give you a headache just reading about them. That's why we do the research for you and then cram it into bite-size ...

Variable Valve Timing isn’t a new concept in motorcycle engines. The likes of BMW and Yamaha have been using this setup in their motorcycles for a while now. Even Suzuki itself implemented it on the ...

The first production car engine with variable valve timing (VVT) came from Alfa Romeo in 1980. It was installed in the fuel-injected Alfa Romeo Spider. Before this, a few experimental systems existed, ...

“VTEC just kicked in, yo!” is a popular phrase you’ve probably heard before, but there’s a story and a meaning behind the saying. If you have driven or been around Honda-branded cars since the ...