Multi-angle valve jobs are used to ease the flow transition from the port to the chamber on the intake side and from the chamber to the port on the exhaust side. The width, number and concentricity of these cuts influence sealing effectiveness and flow quality.
Tennys Sandgren is an American professional tennis player competing mainly on the ATP Challenger Tour both in singles and doubles. Born and raised in Gallatin, Tennessee, he went on to play two years of college tennis at the University of Tennessee before launching his professional career.
(Originally published by the Daily News on Saturday, May 1, 1993; written by Blanca M. Quintanilla) Reigning tennis queen Monica Seles was knifed in the back yesterday at a tournament in Germany by a man who told police he did it to help German Steffi Graf regain her top ranking. The 19-year-old Seles has been ranked No. 1 in the world since September 1991, when she wrested the crown from Graf.