twin cylinders
81Dead centre — For the lathe tool, see lathe center. In a reciprocating engine, the dead centre is the position of a piston in which it is farthest from, or nearest to, the crankshaft. The former is known as top dead centre (TDC) while the latter is known as… …
82Enriched Air Nitrox — Nitrox refers to any gas mixture composed (excluding trace gases) of nitrogen and oxygen; this includes normal air which is approximately 78% nitrogen and 21% oxygen, with around 1% inert gases, primarily argon.cite book |title=Bennett and… …
83Nissan Diesel Big Thumb — Manufacturer UD (Nissan Diesel) Production 1990 2009 Predecessor Nissan Diesel Resona …
84Steam locomotive — A steam locomotive is a locomotive powered by steam. The term usually refers to its use on railways, but can also refer to a road locomotive such as a traction engine or steamroller.Steam locomotives dominated rail traction from the mid 19th… …
85Drum brake — A drum brake with the drum removed as used on the rear wheel of a car or truck. Note that in this installation, a cable operated parking brake uses the service shoes …
86Nissan VG engine — Manufacturer Nissan Motors Production 1984 2004 Predecessor Nissan L engine (6 cylinders, I6) Successor Nissan VQ engine(6 cylinders, V6) Configuration V6 …
87Honda NSR500 — Manufacturer Honda Racing Corporation Production 1984 2002 Predecessor Honda NS500 …
88Motorcycle construction — is the engineering, manufacturing, and assembly of components and systems for a motorcycle which results in the desired performance, cost and aesthetics. Construction of modern motorcycles has standardized on the key components listed… …
89Aircraft engine — An aircraft engine is a propulsion system for an aircraft. Aircraft engines are almost always a type of lightweight internal combustion engine. This article is an overview of the basic types of aircraft engines and the design concepts employed in …
90Rebreather — A fully closed circuit electronic rebreather (Ambient Pressure Diving Inspiration) Acronym CCUBA (Closed Circuit Underwater Breathing Apparatus); CCR (Closed circuit rebreather), SCR (Semi closed rebreather) Uses Breathing set …
