In the 1940’s the idea of mating two engines to one gearbox was born out of the US military, used during World War II for application such as landing crafts and tanks. Today, history repeats itself with Mitsubishi’s Tier 4 solution. Mitsubishi’s distributor Laborde Products coined this new idea as the “Quad”, four Tier 3 Mitsubishi Engines (S6R2-Y3MPTAW-2) churning 3,200 horsepower through two dual input, one single output gearboxes.
This solution is gaining interest as an economic way to...
https://www.workboat.com/press-releases/a-blast-from-the-past-provides-a-simple-solution/