flat slide valve
71Seismic retrofit — Seismic retrofitting is the modification of existing structures to make them more resistant to seismic activity, ground motion, or soil failure due to earthquakes. Other retrofit techniques are applicable to areas subject to tropical cyclones,… …
72trombone — trombonist /trom boh nist, trom boh /, n. /trom bohn , trom bohn/, n. a musical wind instrument consisting of a cylindrical metal tube expanding into a bell and bent twice in a U shape, usually equipped with a slide (slide trombone). [1715 25; <… …
73Four-stroke engine — Four stroke cycle used in gasoline/petrol engines. The right blue side is the intake and the left yellow side is the exhaust. The cylinder wall is a thin sleeve surrounded by cooling liquid. A video montage of the Otto engines running at the… …
74MythBusters (2007 season) — Country of origin Australia United States No. of episodes 25 (includes 4 specials) Broadcast Original channel Discovery Channel …
75Ford Torino — Infobox Automobile name=Ford Torino 1970 Ford Torino Cobra SportsRoof manufacturer=Ford Motor Company production=1968 ndash;1976 class=Intermediate layout= FR layout assembly=Atlanta, Georgia Lorain, Ohio Chicago, Illinois predecessor=Ford… …
76Suspension (motorcycle) — A motorcycle s suspension serves a dual purpose: contributing to the vehicle s handling and braking, and providing safety and comfort by keeping the vehicle s passengers comfortably isolated from road noise, bumps and vibrations. The typical… …
77trumpet — trumpetless, adj. trumpetlike, adj. /trum pit/, n. 1. Music. a. any of a family of brass wind instruments with a powerful, penetrating tone, consisting of a tube commonly curved once or twice around on itself and having a cup shaped mouthpiece at …
78Glossary of nautical terms — This is a glossary of nautical terms; some remain current, many date from the 17th 19th century. See also Wiktionary s nautical terms, Category:Nautical terms, and Nautical metaphors in English. Contents: A B C D E F G H I J K L M N O P Q R …
79Connecting rod — piston (top) and connecting rod from typical automotive engine (scale is in centimetres) In a reciprocating piston engine, the connecting rod or conrod connects the piston to the crank or crankshaft. Together with the crank, they form a simple… …
80Cylinder head porting — refers to the process of modifying the intake and exhaust ports of an internal combustion engine to improve the quality and quantity of the air flow. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing… …
