Assertion: mercury | /r/CapableOf | bring out the 4
Facets:
value: in line
type: OTHER
Source sentences:
text: Due to a rather large gap between the Mark 25 (20 hp) and the Mark 55 (40 hp), Mercury brought out the 4 in line, approximately 30 cubic inch "Mark 30" (30 horsepower) engine for 1956, and produced versions of its "TurboFour" engine for several years.