
1) Engine technology
Found on
https://www.crosswordclues.com/clue/cylinder-bank

Internal combustion piston engines (those with more than one cylinder) are usually arranged so that the cylinders are in lines parallel to the crankshaft. Where they are in a single line, this is referred to as an inline or straight engine. Where engines have a large number of cylinders, the cylinders are commonly arranged in two lines, placed at ...
Found on
http://en.wikipedia.org/wiki/Cylinder_bank
No exact match found.