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WG972-N-E4

GENERAL SPECIFICATION

Engine model
WG972-N-E4
Emission regulation
EPA Phase 3/CARB Phase 4 + EU Stage V
Type
Vertical, water cooled 4-cycle spark ignited engine
Fuel Type
CNG
Cylinders
3
Bore and stroke
mm (in)
74.5 x 73.6 (2.93 x 2.90)
Displacement
L (cu.in)
0.962 (58.7)
Aspiration
Naturally aspirated
Aftertreatment
Three-way catalyst
Rated output / speed*1
kW (HP) / rpm
20.4 (27.4) / 3600
Maximum torque / speed
Nm (lb-ft) / rpm
63.1 (46.5) / 2000
Length x Width x Height*1
mm (in)
496 x 392 x 503 (19.5 x 15.4 x 19.8)
Dry weight*2
kg (lb)
77 (170)
  • Specifications are subject to change without notice.
    Dimensions and dry weight are according to Kubota's standard specification.
    Dimensions and weight depend on completed specifications.
    LPG: Commercial liquid propane gas only. Equivalent to propane HD-5 of GPA standard.
    Natural gas: Commercial Compressed Natural Gas only.
    The performance shown is with Japanese standard CNG.
  • *1: SAE J1995 gross intermittent
    *2: Exclude cooling fan and exclude aftertreatment unit

20.4 kW @ 3600 rpm

Photographs may show non-standard equipment.

DIMENSIONS

Dimensions and weight depend on composed specifications.

PERFORMANCE CURVES

FEATURES and BENEFITS

Emissions

Kubota’s WG972-N-E4 engine has been designed to comply with
EPA Phase 3 / CARB Phase 4.

Fuel Flexibility

The installation compatibility that exists between Spark-Ignition
engines (SI) and Compression-Ignition engines (CI) is convenient
for customers who need fuel flexibility for their products. The
Kubota WG972 includes gasoline, LPG, and natural gas versions,
as well as a dual fuel (gasoline and LPG) version.

Durability and Reliability

Kubota’s WG972 SI engines are designed after the Kubota Super
Mini Series diesel (CI) engines, which are known worldwide as
reliable industrial engines. The WG972 engine offers very low
vibration and extremely low noise.

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