Type	Four-stroke, water cooled, in-line, turbocharged and aftercooled	Number of cylinders	4
Bore & stroke	105×118 (mm)	Displacement	4.088L
Oil consumption rate	≤0.1 g/kW·h	Noise	≤92 dB(A)
Minimum fuel consumption rate	198 g/kW·h	Idle speed	700 r/min
Rotation	Counter-clockwise	Net weight	480 kg
(facing the flywheel)	Counter-clockwise	Net weight	480 kg
Dimensions (L×W×H)	960×700×850 (mm)

Model Portfolio Table

Series	Model	Aspiration	Rated power	Speed	Fuel system	Emission	Power rating
Series	Model	Aspiration	kW/Ps	r/min	Fuel system	Emission	Power rating
WP4.1N	WP4.1NC120-18E220	TA	88/120	1800	HPCR	/	P1
	WP4.1NC130-21E220	TA	95/130	2100	HPCR	/	P1
	WP4.1NC142-18E220	TA	105/142	1800	HPCR	/	P1
	WP4.1NC163-21E220	TA	120/163	2100	HPCR	/	P1
	WP4.1NC190-26E220	TA	140/190	2600	HPCR	IMO Ⅱ	P3

Remark: The delivery date of products marked with * shall be subject to the reply of the manufacturer. Product parameters and model portfolio are for reference only. Please contact relevant personnel for official information on delivery time and fishing boat model portfolio.

Product description

High torque reservation
Minimum fuel consumption 200g/kW·h
Overhaul period of 12000 h
Emissions meet IMOⅡ

Safe and reliable

Body, cylinder head, piston, bearing and other structural parts of the new design, Weichai Rui power base production
Using the global excellent supplier system of Weichai, the quality of parts is reliable
Dust-free, constant temperature assembly workshop, high precision test bench

Strong power

High torque in medium and low speed range, continuous output and strong power
Precise control by electronic control unit, high injection pressure and superior acceleration performance
50% rated speed can reach 132% rated torque

Economical and fuel-efficient

Adopt high pressure common rail technology, use Bosch fuel system, Weichai independent ECU, precise control of fuel injection volume
Minimum fuel consumption rate 200g/kW•h
Oil replacement cycle ≥500h

Comfortable and environmentally friendly

NVH optimization match, low noise
Gear chamber cover, cylinder cover, closed flywheel housing noise reduction design, reduce noise leakage
Using electric control multiple injection, greatly reduce vibration and noise
Emissions meet the requirements of IMOⅡ

Strong applicability

Optional vibration isolation pad, hand pressure pump and other configurations to meet the needs of different customers
Adjust different control strategies according to different performance requirements
Receive/output a variety of control signals to meet the requirements of automatic control

hundreds of items guaranteed in stock!

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everyday free ground shipping on select overhaul kits and turbos

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