12H-T
Most commonly fitted into the Toyota Landcruiser HJ61. However they were also used in the Toyota Coaster HB20, 30. Arguably the best engine Toyota ever manufactured.
The 12H-T is a 4.0 L (3,980 cc) inline 6, 12 valve OHV turbocharged direct injection diesel engine. Output is 134 hp (100 kW) at 3500 rpm with 232 lb·ft (315 N·m) of torque at 1,800 rpm, on the stock configuration of 7PSI of boost.