Blog category
Mitsubishi K3A–K3F engine
Knowledge base for the Mitsubishi K3 diesel engines: K3A, K3B, K3C, K3D, K3E, K3F and the supplementary versions K3H and K3M. Compact, water-cooled three-cylinder diesels (bore 65 to 84 mm, 776 to 1496 cc), used in Iseki TU/TX, Mitsubishi MT, Satoh, Bolens and numerous rebadges, among others. Practical information on specifications, torque settings, maintenance, overhaul, cooling, fuel/injection, starting and troubleshooting, plus original and compatible parts.
06/07/2026
Buying a Mitsubishi K3? Discover the differences between K3A–K3F, indirect versus direct injection, and what to look out for when buying.
06/07/2026
All Mitsubishi K3 specifications and torque settings: bore, displacement, compression, valve clearance, injection timing, and the complete torque table.
06/07/2026
Maintenance on your Mitsubishi K3: the complete maintenance schedule, oil and filter intervals and tips to keep your three-cylinder reliable.
06/07/2026
Overhauling a Mitsubishi K3? Service limits for head, block, pistons, and crankshaft, plus the head bolt tightening sequence and torque values.
06/07/2026
Prevent overheating on your Mitsubishi K3: how the cooling system works, thermostat 82 °C, water pump and radiator, plus practical checks.
06/07/2026
Mitsubishi K3 starting poorly or smoking? Here's how fuel and injection work, with injector pressure, timing and tips for reliable starting.
06/07/2026
Troubleshooting Mitsubishi K3 problems: starting issues, white and blue smoke, piston rings, overheating — symptom, cause, and solution.
