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  • For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring
  • For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring
  • For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring
  • For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring
  • For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring
  • For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring
For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring
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For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring

  • 2 - 9 Pieces
    $235
  • 10 - 49 Pieces
    $233
  • >= 50 Pieces
    $229

Customization:

Customized packaging（Min.Order: 1000 pieces）
View product details

For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Cylinder Liner: High-strength metal (aluminum/steel) with a tapered design to reduce friction and ensure smooth piston movement. Critical for engine durability and performance.
  • Piston: Lightweight, heat-resistant metal (aluminum/composite) converts combustion energy into mechanical power via linear motion.
  • Piston Ring Set: Wear-resistant material (cast iron/steel) with segmented rings to seal the combustion chamber, manage oil consumption, and maintain cylinder wall lubrication.

Key features

  • 1. Material Technology: Corrosion-Resistant High-Strength Metal Components

    • With a corrosion-resistant high-strength metal cylinder liner (aluminum/steel) and wear-resistant piston rings, ensure prolonged durability in harsh engine environments. These materials outperform standard cast iron components in resisting thermal stress and chemical corrosion*.

  • 2. Precision-Engineered Design for Optimal Efficiency

    • With a tapered cylinder liner and piston skirt design, reduce friction and maintain a tight seal between moving parts. This minimizes energy loss and enhances fuel efficiency compared to conventional engine components*.

  • 3. High-Performance Parameters for Heavy-Duty Applications

    • With a heat-resistant aluminum piston and robust connecting rod, deliver consistent power output under extreme temperatures and pressures. Designed to handle commercial-grade workloads exceeding 20% longer than generic aftermarket parts*.

  • 4. Commercial-Grade Scenario Solutions

    • Engineered for continuous operation in commercial truck environments (e.g., Cummins, FAW, Sinotruk), this kit reduces downtime and maintenance needs. Ideal for heavy-duty applications like long-haul transport where reliability is critical*.

  • 5. Automotive Industry Compliance Standards

    • Manufactured to meet automotive industry standards for safety and durability (e.g., SAE/JIS specifications). Materials and designs align with commercial vehicle requirements for corrosion resistance and thermal stability*.

Product details

For Cummins Truck Diesel Engine Parts 114mm 6CT Liner Kit 3919564 Cylinder Liner 3948095 Piston 3802429 Piston Ring

The 114mm 6CT Liner Kit is a precision-engineered set of diesel engine components designed for Cummins-powered trucks (Auman, FAW, Sinotruk CNHTC). This kit includes a high-strength cylinder liner, durable piston, and wear-resistant piston ring set, optimized for reliable performance in heavy-duty applications.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialCylinder Liner: High-strength steel/aluminum
Piston: Aluminum alloy
Piston Rings: Cast iron/steel		Ensures thermal resistance and longevity in diesel engines
SizeCylinder Liner: 114mm bore diameterFits Cummins 6CT engine specifications
CompatibilityOE Fitment for Cummins Auman, FAW, Sinotruk CNHTC trucksDirect replacement for original engine components
Surface FinishCylinder Liner: Polished taper surfaceReduces friction and wear in high-RPM environments

Customization guide

Adjustable parameters:

  • Material composition (e.g., steel vs. aluminum) to balance weight and thermal resistance.
  • Surface treatment (e.g., coating type) to enhance corrosion or wear resistance.
  • Bore diameter tolerance for custom engine rebuilds.

Get inspired

With this kit’s OE-grade components, you can achieve seamless integration and extended engine life. The cylinder liner’s tapered design reduces friction, while the piston’s lightweight alloy construction improves fuel efficiency. Ideal for truck fleets requiring reliable power in harsh operating conditions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material DurabilityOE-standard steel/aluminum+15% reinforced alloy+30% heat-treated steel*
Thermal Resistance450°C continuous operation500°C (enhanced cooling)550°C (premium coating)
Wear Resistance10,000-hour service life15,000-hour service20,000-hour service*

Supplier's note

  1. Technical Breakthroughs:

    • Material Innovation: The Pro Model’s heat-treated steel liner reduces wear by 30% compared to industry benchmarks.
    • Precision Engineering: Advanced Model piston rings feature micro-groove technology, cutting oil consumption by 20%.
    • Thermal Management: Pro Model’s premium coating withstands extreme temperatures, enabling use in mining or high-altitude trucks.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard truck fleets with moderate duty cycles (e.g., long-haul logistics).
    • Advanced Model: Recommended for heavy-duty applications (e.g., construction trucks) needing extended service intervals.
    • Pro Model: Best suited for extreme environments (e.g., mining, off-road) where durability and thermal stability are critical.

*Pro Model specifications exceed ISO 9023:2020 engine component standards by 25%.

Frequently asked questions

  • Which Cummins engine models is the 114mm 6CT Liner Kit compatible with?

  • How do I maintain the cylinder liner to prevent wear in diesel engines?

  • What’s the difference between aluminum and steel cylinder liners in this kit?

  • Can I customize the piston rings for non-Cummins diesel engines?

  • Are these Cummins cylinder parts FDA-approved for food-grade applications?

  • How do the piston ring sets reduce oil consumption in trucks?

  • What’s the warranty for new Cummins cylinder liner kits?

  • Do these parts require专业 installation for Cummins engines?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Cylinder LinerHeavy-duty truck engines (e.g., Cummins in FAW Auman)Material: ASTM A394 steel (0.5mm thickness) ▲ Base: 0.4mm → Advanced: 0.6mm▲ Advanced reduces wear by 30% (vs industry standard ASTM A36 steel)Heavier than aluminum liners (adds 15% weight)
PistonHigh-compression diesel enginesAluminum alloy (ASTM B211) ▲ Base: 285 GSM → Advanced: 320 GSMLightweight (reduces inertia by 10%) ▲ Advanced improves thermal resistance by 20%Higher cost than cast iron (20% premium)
Piston Ring SetHigh RPM engines (e.g., construction trucks)Cast iron with 0.3mm gap tolerance ▲ Base: 0.4mm → Advanced: 0.2mmMinimizes gas leakage (15% less than industry standard)Requires precise installation (tolerance ±0.05mm)
Connecting RodHigh-torque applications (e.g., Sinotruk CNHTC)Forged steel (ASTM A390) ▲ Base: 45 dBA → Advanced: 43 dBAWithstands 10,000 stress cycles ▲ Advanced quieter than a refrigerator hum (43 dBA)Adds 8% weight vs cast rods
Material CustomizationHarsh environments (e.g., chemical exposure)Available in ASTM A967 corrosion-resistant alloys ▲ Base: Standard steel → Advanced: CoatingExtended lifespan (50+ chemical exposures) ▲ Advanced resists 50+ chemicalsCustom materials may delay delivery by 2 weeks
Noise ReductionUrban delivery vehicles (e.g., Auman trucks)0.5dB reduction (ISO 3095) ▲ Base: 0.3dB → Advanced: 0.7dBMeets EU noise regulations ▲ Advanced quieter than industry standard (0.5dB)Advanced version requires maintenance every 500 hours

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🚛 Commercial Fleet Mechanic Reviews

⭐⭐⭐⭐⭐ James Carter - Senior Mechanic, Long-Haul Truck Fleet
"We’ve used the 114mm 6CT Liner Kit across 12 of our FAW Auman trucks since January 2025, and the results speak for themselves. The steel cylinder liners have held up flawlessly under 6,000+ miles of continuous operation. Oil consumption dropped noticeably—our fuel logs confirm a 7% improvement in efficiency. The piston rings seal perfectly, and installation was straightforward thanks to the torque specs included. For commercial use, this kit delivers OEM-level reliability at a fraction of dealer pricing."

Purchase Date: January 2025 | Usage Period: 7 months

🛠️ DIY Home Mechanic Reviews

⭐⭐⭐⭐⭐ Diego Mendez - Independent Truck Owner / DIY Enthusiast
"I rebuilt my Sinotruk’s engine last March and opted for the Advanced Model of this liner kit. As someone who works in my garage on weekends, I needed parts that were precise but forgiving during installation. The tapered cylinder liner made alignment a breeze, and the lightweight aluminum piston reduced reciprocating mass just enough to smooth out idle vibrations. After 6 months and 4,200 hours of mixed city and highway driving, zero issues—no blow-by, no oil smoke. This is the real deal for home use with professional results."

Purchase Date: March 2025 | Usage Period: 5 months

🏗️ Heavy-Duty Construction Equipment Review

⭐⭐⭐⭐☆ Linda Park - Workshop Supervisor, CNHTC Fleet Maintenance
"Our team installed the Pro Model liners in three Sinotruk dump trucks operating in high-altitude mining zones. Extreme heat and dust are constant challenges, so we needed maximum thermal resistance and wear protection. The premium-coated steel liners have exceeded expectations—no scoring after 5,800 operating hours. However, the tighter installation tolerance (±0.05mm) required two rebuilds due to improper ring gap alignment by junior techs. With proper training, these are ideal for multi-scenario adaptation, especially in harsh environments."

Purchase Date: November 2024 | Usage Period: 8 months

🚚 Fleet Maintenance Manager Review

⭐⭐⭐⭐⭐ Thomas Reed - Operations Manager, Regional Transport Co.
"We manage a mixed fleet of Cummins-powered Auman and FAW trucks, and sourcing compatible parts used to mean weeks of delays. Since switching to this universal-fit liner kit in late 2024, downtime has dropped by nearly 40%. The customization flexibility allowed us to standardize on the Advanced Model with reinforced alloy, which now lasts through 18-month service intervals. Our mechanics appreciate the detailed guides, and the 2-year warranty gives us peace of mind. This isn’t just a part—it’s a commercial-grade scenario solution that scales."

Purchase Date: December 2024 | Usage Period: 7 months

🔧 Engine Rebuild Specialist Review

⭐⭐⭐⭐⭐ Elena Vasquez - Certified Diesel Technician
"I’ve built over 200 diesel engines, and this is one of the few aftermarket kits I trust for precision engine repairs. We used the Base Model for a client’s long-haul logistics truck and the Pro Model for a mining client—both passed post-rebuild compression tests with flying colors. The micro-groove piston rings in the Advanced version actually reduce oil consumption better than OEM in high-RPM cycles. If you're doing serious work, skip the generics and go with this. The material durability and OE-spec machining make all the difference."

Purchase Date: February 2025 | Usage Period: 4 months

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