Some of them used the 8V-71, while others used the lesser 6-71 engines. Only recently has the Navy begun to phase the Detroit Diesel motors out for good with the announcement of the LCU 1700.

Many seasoned truckers prefer two-stroke Detroit Diesel engines because Series 53 and 71 engines were common in large trucks in the 1960s and 1970s, have a widespread service network, are reliable ...