Engine Specifications

NOTE: Engine Power rated according to SAE J1995.

Engine

Model

4052M, 4052R

4066M, 4066R

Engine Manufacturer

Yanmar

Yanmar

Engine Model

4TNV86CT-MJTV

4TNV86CHT-MJTV

Type

Diesel

Diesel

Gross Horsepower

37.9 kW (50.8 hp)

48.5 kW (65 hp)

Manufacturer’s Estimated PTO Horsepower

30.5 kW (40.8 hp)

38.7 kW (51.9 hp)

Low Idle Speed

950 rpm

950 rpm

Rated Engine Speed

2600 rpm

2600 rpm

High Idle

OS—2630 rpm

Cab—2750 rpm

OS—2630 rpm

Cab—2750 rpm

Operating Range

OS—950—2630

Cab—950—2750 rpm

OS—950—2630

Cab—950—2750 rpm

Engine Torque @ Rated Speed

139 N·m (103 lb·ft)

178 N·m (131 lb·ft)

Maximum Torque @ 1690 rpm

168 N·m (124 lb·ft)

207 N·m (153 lb·ft)

Displacement

2.1 L (127.6 in3)

2.1 L (127.6 in3)

Cylinders

Four

Four

Bore and Stroke

86 x 90 mm (3.39 x 3.54 in)

86 x 90 mm (3.39 x 3.54 in)

Compression Ratio

19:1

19:1

Cooling System

Water Pump

Water Pump

Oil Filter

Single Element

Single Element

Air Cleaner

Dry Type with Safety Element

Dry Type with Safety Element

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