... engine with 2.8L and 3.8L model, suitable for Luxuliary Trucks,Bus, SUV, MVP etc.)Model:ISF2.8s3109, ISF2.8s3131, ISF2.8s3163 ... 140HP-300HP,(Power engine with 4.5L and 6.7L model, Ideal for use in heavy and medium duty buses, trucks with ... rang from 280HP-400HP, ( Compact engine with 8.9L model, Ideal for use in higher power transit buses, coaches, premium rigid trucks ...