Products

YC6KN

  • Power range: 380-440 hp
  • Applications: 6×2, 6×4 standard-load tractors, cement mixers, and 6×4 heavy-duty tractors
  • Product slogan: flagship gas engine

Product Parameters

ADVANTAGES

Product Feature

1.Model description:

YC6KN series natural gas engine is jointly developed by Yuchai and AVL for heavy trucks with international advanced technology, featuring strong power, low gas consumption and high reliability.

2.Model characteristics:
  • Integral cylinder head + efficient reverse cooling technology
  • Overhead camshaft + four valves
  • Integrated structure of cylinder head and air intake pipe
  • Long-life iridium spark plug
  • Low-inertia turbocharger
  • Efficient JACOBS in-cylinder/exhaust brake

Product Parameters

 

Product Series

Model Series

Displacement (L)

Bore × Stroke

Number of Valves per Cylinder

Emissions

Power (kw/rpm)

Torque (N.m/rpm)

Gas System

Exhaust Aftertreatment

Dry Weight (kg)

Change Cycle

B10 Service Life (10,000 km)

YC6KN-50

YC6K380N-50

12.94

129X165

4

Euro Ⅴ

280/1900

1620/1000~1500

ESI

Catalytic converter

1100

20,000

160

YC6K400N-50

294/1900

1700/1000~1500

YC6K420N-50

309/1900

1800/1100~1500

YC6K440N-50

324/1900

1880/1100~1500

ADVANTAGES

Product Feature

STRONG POWER

Large displacement, high gradeability and high efficiency

FUEL ECONOMY

Bosch high pressure common rail (HPCR) fuel injection system with the injection pressure up to 1,600 bar, achieving multiple injections and accurate control

RELIABILITY

High-strength alloy cast iron cylinder head
General engine block + independent crankcase
Long B10 service life design, which can be more than 500,000 km

COMFORT

Reduction soft meshing starter, ensuring smooth start
A framed engine body structure, ensuring good rigidity and small vibration Damping gear

Product Parameters

1.Model description:

YC6KN series natural gas engine is jointly developed by Yuchai and AVL for heavy trucks with international advanced technology, featuring strong power, low gas consumption and high reliability.

2.Model characteristics:
  • Integral cylinder head + efficient reverse cooling technology
  • Overhead camshaft + four valves
  • Integrated structure of cylinder head and air intake pipe
  • Long-life iridium spark plug
  • Low-inertia turbocharger
  • Efficient JACOBS in-cylinder/exhaust brake

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