This study aims to determine the engine performance and capacity of the elephant grass chopping machine on animal feed chopping machines by varying the number of blades and their speed. In this study, there were 2, 3, and 4 blades. The speeds are 750 rpm, 850 rpm, and 1100 rpm. The results of the study showed variations using 4 blades resulted in the highest chop, which was 93.7 kg/hour. Variat…