Diesel engine 403F-11

3-cylinderwater coolingTier 4

Overview
The Perkins 400 Series covers compact diesel engines from 0.5 to 2.2 litres. The Perkins 403F-11 is a 3‑cylinder, 1.1 L industrial diesel engine designed for small machinery where a compact footprint, low operating cost and straightforward maintenance are priorities. The engine features a simple mechanical fuel system and is available in configurations meeting U.S. EPA Tier 4 Final emissions.

Key specifications
Maximum Power: 17.8 kW
Maximum Torque: 64.8 Nm @ 2100 rpm
Emissions: U.S. EPA Tier 4 Final

Features at a glance

• Low total cost of ownership — efficient fuel consumption and serviceability across varied industrial applications; standard warranty terms apply by model type.
• Compact footprint — suitable for skid steer loaders, mini excavators, wheel loaders, welders, lift platforms, lighting towers, small tractors, air compressors, turf care and material handling equipment.
• Refined operation — indirect injection and careful engine tuning deliver smooth power delivery and low noise for its class.

Standard equipment (selected items)
Air System

• Cast iron exhaust manifold - side outlet
• Inlet manifold
• Mounted air cleaner

Electrical and Electronics

• 12 volt alternator
• 12 volt starter motor
• Electronic Shut Off Solenoid (ESOS)

Cooling System

• Coolant pump (belt driven)
• Coolant temperature switch
• Mounted radiator and fan

Flywheel and Flywheel Housing

• SAE 5 flywheel housing
• SAE flywheel size 165.1 mm (6½ in)

Fuel System

• Fuel injection pump
• Fuel filter

General

• Cast iron engine block
• Glow plug starting aid

Oil System

• Lubricating oil pressure switch
• Lubricating oil sump
• Spin on lubricating oil filter

Technical specifications

• Number of cylinders: 3 inline
• Cycle: 4 stroke
• Bore: 77 mm
• Stroke: 81 mm
• Displacement: 1.1 l
• Compression ratio: 23.0:1
• Aspiration: Naturally aspirated
• Combustion system: Indirect injection
• Rotation (from flywheel end): Anti-clockwise
• Cooling system: Liquid
• Maximum Power: 17.8 kW
• Maximum Torque: 64.8 Nm @ 2100 rpm
• Emissions: U.S. EPA Tier 4 Final
• Rated speed: 2800 rpm
• Engine dimensions (L x W x H): 777 mm x 438 mm x 729 mm
• Dry weight: 129 kg