Power Solutions International, Inc. announced results for its Tier IV diesel engine replacement program with Hyundai Heavy Industries Co., Ltd. PSI supplies Hyundai with4.3-liter liquid propane engines for its 7A series 60/70L LPG forklift trucks, supporting production at Hyundai’s manufacturing facility in Ulsan, South Korea. The PSI 4.3-liter LP engine delivers 118 horsepower and 240 ft-lbs of torque at 2,600 rpm when running on liquid propane fuel. The high-output engine offers end-users greater acceleration, better gradability, and fast travel speeds on tough terrains and slopes. PSI’s fuel and emission control system meets all EPA and CARB emission regulations for large spark-ignited (LSI) engines.