Pescatarian: Excludes foods of animal origin but includes seafood, eggs, and dairy foods. Semivegetarian, Meatless Vegetarian, Flexitarian: These terms define eating styles based on a vegetarian diet but include small amounts of red meat, poultry, seafood, eggs, and/or dairy foods.
Overhead Valve (OHV) Engines. With the OHV design, the valves are located above the combustion chamber. As the name implies, Overhead Valve engines (OHV) have the valves located above the combustion chamber, in the cylinder head. The OHV layout permits. 1  smoother fuel mixture intake, 2  quicker and more complete exhaust.
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, [citation needed] but is most associated with Cadillac's Northstar series.