A coronary angiogram is a special X-ray test. Itâs. done to find out if your coronary arteries are blocked. or narrowed, where and by how much. An angiogram. can help your doctor see if you need treatment such as. angioplasty or stent, coronary artery bypass surgery. (CABG) or medical therapy.
A Harley Takes an Engine From Porsche. NO wonder many riders don't know what to make of the new V-Rod from Harley-Davidson: The engine was designed in Germany by Porsche and it has the first water-cooled engine in Harley-Davidson's 99-year history. The V-Rod doesn't look like any other Harley.
The Northstar engine is a family of high-performance 90Â° V engines produced General Motors between 1991 and 2010. Regarded as GM's most technically complex engine, the original double overhead cam, four valve per cyclinder, aluminum block/aluminum head V8 design was developed by Oldsmobile's R&D, but is most associated with Cadillac's Northstar series. Displacing 4.6 L in its basic form, the direct family line transitioned to longitudinal and 4.4 L supercharged versions. Variants were used ...