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Shanghai Diesel Engine C6121 3306 SC11Cb220G2B1 SDEC Construction Machinery Parts Piston Ring Cylinder Liner Kit

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Engine Repair & Maintenance: Comprehensive kit includes cylinder liners, piston rings, connecting rods, and seals to ensure efficient engine operation and longevity in diesel-powered machinery.
  • Heat & Pressure Resistance: Components like cast iron cylinder liners and durable piston rings are engineered to withstand extreme temperatures and pressures inherent in diesel engine environments.

Key features

  • 1. Material Technology

  • With corrosion-resistant cast iron and heat-treated steel components, ensure long-lasting durability in harsh diesel engine environments*. ~20% more durable than standard kits*

  • 2. Precision Engineering

  • With precision-machined components, achieve seamless integration with specific engine models*, eliminating compatibility issues during installation.

  • 3. Performance Parameters

  • With high-pressure tolerance and thermal resistance, maintain optimal performance under extreme operating conditions*, supporting heavy-duty machinery demands.

  • 4. Scenario Solutions

  • Designed for continuous operation in construction machinery, reduce downtime and enhance reliability during prolonged use*, ensuring smooth engine repairs and upgrades.

  • 5. Certification Standards

  • Complies with international diesel engine component standards for safety and durability*, ensuring compliance with industrial quality requirements.

Product details

Shanghai Diesel Engine C6121 3306 SC11Cb220G2B1 SDEC Construction Machinery Parts Piston Ring Cylinder Liner Kit

The Shanghai Diesel Engine C6121 3306 SC11Cb220G2B1 SDEC Construction Machinery Parts Kit is a comprehensive set of high-performance engine components designed for diesel engines in heavy-duty construction machinery. This kit includes critical parts such as cylinder liners, piston rings, connecting rods, oil seals, and gaskets, engineered to withstand extreme thermal and mechanical stresses.

Technical specifications

FeatureSpecificationBenefit
Cylinder LinerCast iron/aluminum alloy, precision-machinedWith cast iron, you can ensure durability under high thermal stress.
Piston RingsSteel/cast iron, 3-piece designWith triple-seal technology, you can reduce oil consumption by 20%.
Material GradeASTM A395 (high-temperature steel)With ASTM-certified materials, you can meet industrial safety standards.
Size CompatibilityFits C6121/C6350 engine seriesWith universal fitment, you can simplify installation across models.

Customization guide

Adjustable piston ring groove depth and cylinder liner thickness to meet specific engine model tolerances. Optional coatings (e.g., chrome, ceramic) for enhanced corrosion resistance in harsh environments.

Get inspired

Whether repairing a worn piston assembly or upgrading an aging engine block, this kit provides the precision-engineered components needed to restore peak performance. Its robust materials and modular design ensure longevity in demanding construction applications.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material DurabilityStandard steel+15% corrosion resistance+30% premium alloy
Temperature RatingUp to 400°CUp to 450°CUp to 500°C
CertificationISO 9001ISO 9001 + SAE J183ISO 9001 + API 1533

Supplier's note

  1. Technical Breakthroughs:

    • Advanced Alloy Liners: The Pro Model’s nickel-chromium alloy liners reduce wear by 40% compared to traditional cast iron.
    • Triple-Seal Piston Rings: The Advanced Model’s labyrinth-style rings cut oil leakage by 25% in high-pressure environments.
    • Universal Fitment Design: All versions feature adjustable mounting grooves, enabling compatibility with 90% of C6-series engines.
  2. Version Selection Guidance:

    • Base Model: Ideal for routine maintenance in standard-duty machinery (e.g., excavators).
    • Advanced Model: Recommended for high-heat applications like cement mixers, where its +15% corrosion resistance extends service life.
    • Pro Model: Engineers handling heavy-duty mining equipment will benefit from its 500°C tolerance and API-certified materials, ensuring reliability in extreme conditions.

With the Pro Model’s 500°C rating, you can safely operate in environments where traditional kits fail. Pair its ceramic-coated piston rings with the Pro’s premium alloy liners to achieve 2X longer lifespan than industry benchmarks.

Frequently asked questions

  • Which Shanghai Diesel Engine kit model suits heavy-duty construction machinery?

  • How do I clean and maintain the piston rings in this diesel engine kit?

  • Cast Iron vs Aluminum Cylinder Liners: Which is better for diesel engines?

  • Can I customize this kit for my specific diesel engine model?

  • Is the material of these components certified for high-temperature diesel use?

  • Are these piston rings compatible with non-Shanghai diesel engine brands?

  • Do I need specialized tools to install the cylinder liner kit?

  • Does the kit include all necessary parts for a full engine rebuild?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Cylinder LinerHigh-heat diesel engines, heavy machineryMaterial: Cast Iron (Base) / Coated Cast Iron (Advanced)
Hardness: 35-40 HRC (ISO 6508) ▲
Surface Finish: ≤Ra0.8 μm
Advanced: 20% better wear resistance (ASTM G65)
Lightweight design
Base: Higher replacement frequency in extreme conditions
PistonIndustrial engines, construction vehiclesMaterial: Aluminum Alloy (Base: 250 MPa yield strength)
Advanced: 300 MPa (ASTM E8/E9) with heat-treated crown
Advanced: 15% lighter than cast iron (ISO 630)
Reduced thermal expansion
Base: Limited to ≤1,800 RPM applications
Connecting RodHigh-torque diesel enginesMaterial: Carbon Steel (Base) / ▲ Advanced: 42CrMo Steel (800 MPa yield, ASTM A394)
Fatigue Life: 10,000 hrs (ISO 1369)
Advanced: 30% higher load capacity (SAE J222)Base: Requires frequent lubrication checks
Oil SealsEngine block sealing, high-pressure zonesMaterial: NBR (Industry Standard) / ▲ Advanced: FKM + PTFE Composite (ISO 3314)
Temp Range: -40°C to 150°C ▲
Advanced: 50% longer lifespan in oil exposure (ASTM D5135)Base: Not compatible with synthetic oils
GasketsCylinder head/cylinder block interfacesMaterial: Graphite (Industry Standard) / ▲ Advanced: Composite Ceramic (ISO 1041)
Temp Resistance: 150°C (Base) ▲200°C (Advanced)
Advanced: Zero leakage under 20 bar pressure (ISO 23900)
Reusable design
Base: Prone to corrosion in acidic environments
Piston RingsCombustion chamber sealing, oil controlMaterial: Cast Iron (Base) / ▲ Advanced: Ductile Iron + Chrome Plating (ASTM A48)
Gap Tolerance: 0.05mm (Base) ▲0.03mm (Advanced)
Advanced: 25% lower oil consumption (SAE J1080)
Longer service intervals
Base: Higher friction in cold starts

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