- flat four
- A four cylinder engine with two cylinders on each side. The "left" bank of two cylinders is directly opposite the right bank.
Dictionary of automotive terms. 2015.
Dictionary of automotive terms. 2015.
flat-four — [flatfuʀ; flatfɔʀ] n. m. ÉTYM. D. i (v. 1970 ?); mot angl., de flat « plat », et four « quatre ». → Flat twin. ❖ ♦ Anglic. Moto. Moteur de moto à quatre cylindres disposés à plat … Encyclopédie Universelle
flat-four — adjective (of an engine) having four horizontal cylinders, two on each side of the crankshaft. noun a flat four engine … English new terms dictionary
flat-four — 1. adj. (of an engine) having four horizontal cylinders, two on each side of the crankshaft 2. n. an engine of this type … Useful english dictionary
flat-twin — ● flat twin nom masculin invariable (anglais flat, plat, et twin, jumelé) Type de moteurs dans lesquels les 2 cylindres sont disposés horizontalement et opposés l un à l autre. flat twin [flattwin] n. m. ÉTYM. XXe; mot angl., de flat « plat », et … Encyclopédie Universelle
Flat-4 — A flat 4 or horizontally opposed 4 is a flat engine with four cylinders arranged horizontally in two banks of two cylinders on each side of a central crankcase. The pistons are usually mounted on the crankshaft such that opposing pistons move… … Wikipedia
Flat engine — A flat engine is an internal combustion engine with pistons that are all relatively horizontal. A straight engine canted 90 degrees from straight up is a flat engine, as is one in which the cylinders are arranged in two banks on either side of a… … Wikipedia
flat — 1. adj., adv., n., & v. adj. (flatter, flattest) 1 a horizontally level (a flat roof). b even; smooth; unbroken; without projection or indentation (a flat stomach). c with a level surface and little depth; shallow (a flat cap; a flat heel). 2… … Useful english dictionary
Flat-twin — A flat twin is a two cylinder internal combustion engine with the cylinders arranged on opposite sides of the crankshaft. Motorcycle useThe best knownFact|date=September 2008 example is in the traditional BMW motorcycle, which has used engines of … Wikipedia
flat cylinders — Found in the flat four and flat six cylinder engines used in Honda s Gold Wings, the cylinders are arranged in a flat, opposing configuration … Dictionary of automotive terms
four — See flat four V four … Dictionary of automotive terms