The engine in the Cat TH406C
The Cat C3.4B fitted to the Cat TH406C is a 3.4L / 207 cu in 4-cyl inline diesel, 94 x 120 mm bore and stroke, rated at 74-117 HP (55-87 kW) @ 2200 rpm, built to Tier 4 emissions. If you are replacing the engine in a Cat TH406C, this is what you need. Call us with your engine serial number and we will confirm the exact fit before you buy.