Chongqing-Based Cummins Parts Supplier, 20+ Years of Heavy-Duty Power Solutions

Cummins Engine Intake Manifold

The design of intake manifolds directly affects engine intake efficiency, combustion performance and power output. We offer OEM-grade intake manifold solutions for Cummins NT855, K19 and K38 series engines. Adopting high-strength materials and precision craftsmanship, our products ensure efficient and uniform air intake into the combustion chamber, delivering durable and stable power performance for your equipment.

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NT855 Series Intake Manifold

Applicable Engines

NT855, NTA855, NT855-GA (bulldozers, 200–300kW generator sets)

Main Part Numbers

3202155, 3014236, 3055123

Technical Advantages

Optimized Runner Design

●Equal-length manifold structure ensures highly consistent air intake for all six cylinders
●Delivers more complete combustion and smoother power output, effectively reducing engine vibration

High-Strength Cast Iron Material

●Made of HT250 high-strength gray cast iron with excellent high-temperature resistance and anti-deformation performance
●Maintains stable long-term operation under high temperature and pressure near turbochargers
●Service life extended by 40%

Precision Sealing Structure

●Precision-machined joints with multi-layer sealing grooves
●Matched with dedicated gaskets to eliminate air leakage
●Preserves full boost pressure and improves fuel economy

Modular Design

●Easy to install, remove and maintain, cutting down service hours
●Reduces equipment downtime costs

K19 Series Intake Manifold

Applicable Engines

K19, KTA19, K19-G4 (400–500kW generator sets)

Main Part Numbers

3202155, 3014237, 3820709

Technical Advantages

Lightweight Cast Aluminum Structure

●Made of A356-T6 cast aluminum, 30% lighter than traditional cast iron manifolds
●Reduces engine front-end load while delivering excellent thermal conductivity
●Effectively lowers intake air temperature

Streamlined Air Runner Design

●Internal passages optimized by CFD fluid dynamics simulation
●Reduces airflow resistance and eddy current loss, improves volumetric efficiency
●Provides faster engine response and superior acceleration performance

High Temperature & Corrosion Resistance Coating

●Surface anodized for enhanced anti-corrosion performance
●Adapts to harsh high-salt-spray and high-humidity environments, suitable for marine applications and coastal power stations

Integrated Sensor Ports

●Reserved mounting holes for intake pressure and temperature sensors
●Perfectly compatible with electronic control systems to achieve precise air-fuel ratio control

K38 Series Intake Manifold

Applicable Engines

K38, KTA38, KTA50 (800–1200kW large power stations & marine vessels)

Main Part Numbers

3202156, 3014238, 3643503

Technical Advantages

V-Type Dual Independent Design

●Separated left and right intake manifolds customized for V12/V16 engines
●Guarantees balanced air supply for cylinders on both sides and eliminates cylinder uneven filling
●Extends overall engine service life

Twin Turbocharger Matching

●Specially engineered for dual turbocharging systems
●Optimized intake chamber structure for even distribution of boosted air

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