404D-22 Industrial Open Power Unit

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The Perkins 400 Series is an extensive family of engines in the 0.5-2.2 litre range. The 4 cylinder 404-22 model sits at the top of the 400 Series engine range. It combines high performance, low operating costs and a compact package. The 404-22 is the ideal engine for a wide range of off-highway applications. It is offered with both indirect (IDI) and common rail fuel injection systems.


2.2 litre, 4 cylinder

31.4-38 kW (42-51 hp)

Designed to meet EU Stage IIIA/U.S. EPA Tier 4 Interim equivalent emission standards

A very quiet 2.2 litre unit offering the advantages of an industrial engine and the convenience of a cost effective cooling and air filtration solution

Power Rating

Minimum Power 42.4 HP 31.6 kW Less
Maximum Power 49.6 HP 37.0 kW Less
Maximum Torque 103.7 lb-ft @ 1800 rpm 140.6 Nm @ 1800 rpm Less
Rated Speed 2800-3000 rpm 2800-3000 rpm Less

Emission Standards

Emissions EU Stage IIIA/U.S. EPA Tier 4 Interim equivalent EU Stage IIIA/U.S. EPA Tier 4 Interim equivalent Less


Bore 3.3 in 84.0 mm Less
Stroke 3.9 in 100.0 mm Less
Displacement 135.0 in³ 2.2 l Less
Aspiration Naturally aspirated Naturally aspirated Less
Rotation from Flywheel End Anti-clockwise Anti-clockwise Less
Combustion System Indirect injection Indirect injection Less
Compression Ratio 23.3:1 23.3:1 Less
Cooling System Liquid Liquid Less
Cycle 4 stroke 4 stroke Less
Number of Cylinders 4 inline 4 inline Less
Total Coolant Capacity 1.8 gal (US) 7.0 l Less
Total Lubricating Capacity 2.8 gal (US) 10.6 l Less

Engine Dimensions*

Dry Weight 480.6 lb 218.0 kg Less
Height 33.6 in 854.0 mm Less
Length 37.2 in 946.0 mm Less
Width 20.2 in 513.0 mm Less