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  • Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978
  • Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978
  • Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978
  • Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978
  • Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978
  • Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978
Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978

Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978

  • 1 - 19 Pieces
    $254
  • >= 20 Pieces
    $42
View product details

Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Cylinder Liners: Designed to reduce friction and wear in Cummins ISX/QSX diesel engines, ensuring optimal performance and longevity.
  • Gaskets & Sealing Rings: Prevent oil leaks and maintain engine integrity under high pressure and temperature, critical for reliable operation.

Key features

  • 1. Corrosion-Resistant Material Technology

    • With corrosion-resistant cast iron/steel cylinder liners, you can maintain engine integrity even under extreme operating conditions. Outlast generic aftermarket parts*

  • 2. Precision-Engineered Sealing Design

    • With heat-resistant gaskets and sealing rings, you can achieve airtight performance to prevent oil leaks and optimize engine efficiency. Reduces maintenance interruptions by up to 25%*

  • 3. High-Performance Thermal Resistance

    • With optimized thermal resistance in gaskets and liners, you can ensure stable operation at high temperatures, supporting continuous use in commercial vehicles and heavy machinery.

  • 4. Commercial-Grade Reliability

    • Designed for commercial applications like long-haul trucks and construction equipment, these parts deliver uninterrupted performance under heavy loads and prolonged use.

  • 5. Certified Genuine Cummins Compatibility

    • As certified OEM components, these parts meet Cummins’ strict durability and fitment standards, ensuring seamless integration with ISX/QSX engines. Backed by a 6-month warranty for peace of mind.

Product details

Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092 5469002 4376392 5472978

The Diesel Engine Parts Cummins ISX QSX Liner Kit includes high-performance cylinder liners, gaskets, and sealing rings designed for Cummins diesel engines. Engineered for durability and precision, these components ensure optimal engine performance, reduced wear, and reliable sealing in heavy-duty applications. Backed by a 6-month warranty, this kit is compatible with Cummins ISX and QSX engine models (part numbers 4374092, 5469002, 4376392, 5472978).

Technical specifications

FeatureSpecificationApplication Scenario
Cylinder LinersCast iron/steel, heat-treatedHeavy-duty diesel engines (e.g., trucks)
GasketsNitrile rubber, reinforced fiberSealing cylinder heads under high pressure
Sealing RingsSynthetic rubber, temperature-resistantPreventing oil leaks in high-heat zones
Warranty6 monthsCoverage for material defects

Customization guide

Adjustable parameters:

  • Material Thickness: Customize liner thickness (e.g., 4mm to 6mm) for engines with extreme load requirements.
  • Seal Composition: Opt for silicone or fluoropolymer seals for chemical resistance in specialized environments.
  • Packaging: Bulk or individual packaging options for logistics efficiency.

Get inspired

Enhance your engine’s longevity with genuine Cummins components. These liners and seals reduce friction, prevent leaks, and maintain thermal stability, ensuring peak performance even under prolonged use. Ideal for fleet managers, mechanics, and industrial operators seeking reliable engine maintenance solutions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material GradeStandard steelHigh-carbon steelAlloy steel (+30% wear resistance)
Temperature Rating-30°C to 150°C-40°C to 180°C-50°C to 220°C
Warranty6 months12 months24 months*
Seal Durability50,000 km100,000 km150,000 km

Supplier's note

  1. Technical Breakthroughs:

    • Alloy Steel Liners (Pro Model): Triple the corrosion resistance of standard steel, enabling use in harsh environments like mining or marine applications.
    • Temperature-Resistant Seals (Advanced/Pro): Withstands extreme heat fluctuations, reducing failure rates by 40% in high-load engines.
    • Extended Warranty (Pro): 24-month coverage reflects confidence in material longevity for critical infrastructure projects.

  2. Version Selection Guidance:

    • Base Model: Suitable for routine maintenance of light-to-moderate duty engines (e.g., passenger buses).
    • Advanced Model: Ideal for heavy-duty trucks or construction equipment requiring extended durability.
    • Pro Model: Designed for extreme-use scenarios (e.g., mining, oil drilling) where reliability under prolonged stress is critical.

With the Pro Model’s alloy steel liners, you can reduce downtime by 50% in abrasive environments. The Advanced Model’s seals offer 20% faster installation than traditional designs.

Frequently asked questions

  • Which Cummins engine models are compatible with the Diesel Engine Parts Cummins ISX QSX Liner Kit 4374092?

  • How do I install the Cummins cylinder liners to ensure optimal engine performance?

  • What materials are used in the Cummins ISX QSX Liner Kit, and why are they superior?

  • Can the Cummins liner kit be customized for specialized engine modifications?

  • What is the warranty coverage for the Diesel Engine Parts Cummins ISX QSX Liner Kit?

  • How often should I replace the cylinder liners in a Cummins diesel engine?

  • Are the gaskets in the Cummins liner kit heat-resistant for heavy-duty use?

  • Does the Cummins liner kit meet emission standards for commercial vehicles?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Cylinder Liners (Cummins ISX/QSX)Heavy-duty trucks, industrial enginesCast iron (ASTM A395), 5.2mm thickness ▲ (Industry avg: 4.8mm)▲ 20% thicker than industry standard, reduces wear by 30% (ISO 13373-1)Heavier than aluminum liners, may require specialized installation tools
Cylinder Head GasketsEngine assembly, maintenanceMulti-layer steel (MLS), withstands 260°C ▲ (Industry avg: 220°C)▲ 18% higher thermal resistance, prevents leaks under extreme conditionsCost 30% higher than composite gaskets
Oil SealsDiesel engine lubrication systemsNitrile rubber, 1200 PSI rating ▲ (Industry avg: 900 PSI)▲ 33% pressure tolerance improvement, minimizes oil leakageRequires precise torque during installation (tool calibration needed)
Turbocharger Compressor WheelsHigh-performance diesel enginesBillet aluminum, 260 mph tip speed ▲ (Industry avg: 240 mph)▲ 8% airflow efficiency gain, reduces lag in accelerationSusceptible to foreign object damage at high RPMs
Piston RingsEngine combustion sealingChrome-plated steel, 0.0015" gap tolerance ▲ (Industry avg: 0.0025")▲ 40% tighter seal, reduces blow-by by 25% (SAE J183)Higher cost due to precision machining
Engine Block ComponentsHeavy machinery, construction equipmentGray iron (ASTM A48), 180 HP capacity ▲ (Industry avg: 150 HP)▲ 20% load-bearing capacity, supports extreme torque applicationsHeavier than aluminum blocks, increases vehicle weight

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