![]() ![]() This, along with the need to better manage thermal efficiency were driving factors in the decision to go with a unique opposed-piston design.Ĭummins ACE is just one recent example of Cummins continuous commitment to innovation for the defense industry. This helps with engine longevity and durability which are essential for military operations.Ī special consideration that went into the engineering of ACE was to ensure that it could fit into the engine compartments of tanks such as the M88. The 1,000 hp output is delivered at just 2600 rpm thanks to the duel Holset® HE500 variably geometry turbos. Has nice patina good tires and military engine. The flat-four two-cycle configuration requires the use of a supercharger in order to force air into the combustion chamber. Recent rebuilt carb, NOS fuel tank, new vent lines, new fuel lines, new batteries, new water pump, new thermostat, flushed radiator. ![]() Based on testing, the new engine is projected to deliver a 21 percent reduction in thermal rejection, a 50 percent increase in power density and a 13 percent jump in fuel efficiency. Army Tank Automotive Research, Development and Engineering Center (TARDEC). Testing for ACE began in 2019 at the U.S. ![]() Specifically tailored for the unique needs of the defense industry, Cummins Advanced Combat Engine (ACE) has just four cylinders but eight pistons. ![]()
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