Kubota D722-E3B Engine

Reliable 3-cylinder diesel engine powering Sevakk mini excavators

Kubota D722-E3B engine - front view

Front View

Cooling fan and injection system visible

Kubota D722-E3B engine - back view

Rear View

Flywheel and power take-off end

Kubota D722-E3B

Compact, reliable, and fuel-efficient diesel engine

Engine Specifications

The Kubota D722-E3B is a 3-cylinder, liquid-cooled diesel engine designed for compact equipment applications. Known for its reliability, fuel efficiency, and low emissions, this engine provides consistent power delivery for demanding construction tasks.

Power Output

14.9 HP

@ 3600 rpm

Displacement

719 cc

0.719 Liters

Cooling System

Liquid-Cooled

Radiator cooling

Emissions

Tier 4 Final

EPA compliant

Technical Specifications

Comprehensive technical data for the Kubota D722-E3B engine used in Sevakk mini excavators.

Engine Data

ModelD722-E3B
Type3-Cylinder, 4-Stroke Diesel
Displacement719 cc (43.9 cu in)
Bore x Stroke67 x 68 mm
Compression Ratio22.0:1
Rated Power14.9 HP @ 3600 rpm
Max Torque32.4 Nm @ 2400 rpm
Fuel SystemDirect Injection

Physical Dimensions

Length482 mm (19.0 in)
Width435 mm (17.1 in)
Height508 mm (20.0 in)
Dry Weight52 kg (115 lbs)
Cooling SystemLiquid-Cooled
Starting SystemElectric (12V)
Alternator12V, 25A
Oil Capacity2.6 L (2.7 qt)

Power & Torque Curves

Performance Chart
Power and torque curves vs. engine speed

Peak power: 14.9 HP @ 3600 rpm | Peak torque: 32.4 Nm @ 2400 rpm

Key Features & Benefits

Fuel Efficient

Advanced combustion technology delivers excellent fuel economy for extended operation times.

Low Emissions

Tier 4 Final emissions compliance ensures environmental responsibility and regulatory compliance.

Easy Maintenance

Simple design with accessible service points reduces maintenance time and costs.

Ready to Power Your Next Project?

Contact our team today to discuss your excavator needs and get a personalized quote.