You need more power ????? Then you are exactly right with John Deere. Engine details: Cummins QSX15 diesel 6-cylinder liquid-cooled 912 ci [14.9 L] Bore / Stroke: 5.39×6.65 inches [137 x 169 mm] emissions: Tier IV Rated Power (EC 97/98): 620 hp [462.3 kW] Maximum Power (EC 97/68): 670 hp [499.6 kW] Fuel system: high pressure common rail Rated RPM: … Continue reading JD 9620r V 1.0 beta [MP]