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  • Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064
  • Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064
  • Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064
  • Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064
  • Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064
  • Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064
Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064
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Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064

  • 1 - 49 Pieces
    $458
  • 50 - 199 Pieces
    $408
  • >= 200 Pieces
    $368

Customization:

Customized logo（Min.Order: 200 pieces）
Customized Packaging（Min.Order: 200 pieces）
View product details

Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Combustion Management: Designed to seal the combustion chamber in K50 Marine diesel engines, ensuring efficient fuel-air mixture compression and ignition.
  • Valve Control & Cooling: Integrates precision-machined valve seats, guides, and springs to regulate airflow and exhaust, while robust cooling ports maintain optimal thermal performance under high-stress conditions.

Key features

  • 1. Material Technology

    • With high-strength cast iron construction, ensure exceptional durability and heat resistance in marine diesel engines*

  • 2. Performance Parameters

    • With precision-machined bores and cooling ports, optimize heat dissipation and enhance engine efficiency by up to 15% compared to standard cast parts*

  • 3. Scenario Solutions

    • Engineered for marine environments, resist corrosion and ensure reliable operation in saltwater conditions*

  • 4. Certification Standards

    • Constructed to marine industry standards, ensure compliance with safety and performance regulations for diesel engines*

  • 5. Interactive Design

    • With a multi-valve design featuring four valve springs per cylinder, enable higher combustion efficiency and power output in high-performance diesel applications*

Product details

Factory Direct Sales Stock K50 Marine diesel Engine Parts Cylinder Head 3068402 3081073 3081064

The Factory Direct Sales Stock K50 Marine Diesel Engine Parts Cylinder Head (Part Nos. 3068402, 3081073, 3081064) is a robust component designed for marine diesel engines. Crafted from high-quality cast iron and iron, it ensures durability and heat resistance in harsh marine environments. With precision-machined bores, robust valve springs, and advanced cooling ports, this cylinder head optimizes engine performance and longevity.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialCast iron/ironEnsures structural integrity in high-temperature marine operations
Engine CompatibilityDiesel engines (K50 series)Fits marine and industrial diesel engine systems requiring reliable power output
Valve Configuration4 valve springs per cylinderSupports high-performance airflow in racing or heavy-duty applications
Cooling SystemIntegrated cooling portsEfficient heat dissipation for sustained engine operation
Warranty1.5 yearsCovers defects in material and workmanship under standard use

Customization guide

Adjust valve spring tension or cooling port design to meet specific engine performance requirements. For example, increasing spring stiffness can enhance valve sealing in high-RPM scenarios, while enlarging cooling ports improves thermal management in extreme environments.

Get inspired

With its cast iron construction and precision engineering, this cylinder head is ideal for marine vessels, industrial generators, or heavy machinery. Its robust design ensures reliability even in corrosive saltwater or high-temperature conditions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Material Thickness12mm (Standard)+15% (13.8mm)+30% (15.6mm)*
Valve Spring Strength200NEnhanced (230N)Premium (260N)
Cooling Efficiency85% heat dissipation+10% (93%)+20% (102%)*

Supplier's note

  1. Technical Breakthroughs:

    • Cast Iron Material: Provides 30% higher thermal resistance than aluminum, critical for marine diesel engines.
    • 4-Valve Design: Enhances airflow by 25% compared to 2-valve configurations, boosting power output.
    • Advanced Cooling Ports: Achieve 102% heat dissipation (Pro Model), outperforming industry benchmarks by 15%.

  2. Version Selection Guidance:

    • Base Model: Ideal for standard marine vessels or low-to-moderate workload engines.
    • Advanced Model: Suitable for high-RPM applications (e.g., speedboats) needing enhanced valve response.
    • Pro Model: Designed for heavy-duty marine machinery or racing engines requiring extreme durability and cooling efficiency.

    Example: The Pro Model’s 15.6mm material thickness and 260N valve springs enable safe operation in corrosive saltwater environments while maintaining peak power output. Paired with its premium cooling system, it reduces engine overheating risks by 40%.

Note: "" indicates values exceed industry standards by a significant margin.*

Frequently asked questions

  • Which marine diesel engine cylinder head model fits part numbers 3068402, 3081073, or 3081064?

  • How do I maintain a cast iron cylinder head for marine diesel engines?

  • Cast Iron vs Aluminum Cylinder Heads: Which is better for marine engines?

  • Can this cylinder head be customized for specific marine engine configurations?

  • Is this marine diesel cylinder head compliant with marine industry standards?

  • What’s the warranty coverage for the K50 marine diesel engine cylinder head?

  • How does the K50 cylinder head handle high-temperature conditions in marine engines?

  • What makes this cylinder head suitable for high-performance marine diesel engines?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionMarine diesel engines (harsh environments)Cast Iron (250 MPa tensile strength)▲▲ Superior durability (exceeds ASTM A48 Class 30)Heavier than aluminum alternatives
Valve DesignHigh-performance engines4 valve springs (ISO 9020 compliant)▲▲ Enhanced airflow & power outputRequires precise alignment during assembly
Cooling EfficiencyContinuous operation in marine settings8 cooling ports (flow rate: 120 L/min)▲▲ Prevents overheating in prolonged useComplex coolant channel maintenance
WeightSpace-constrained vessels18.5 kg (ISO 3833 certified)▲ Standard for marine applicationsHeavier than aluminum heads (e.g., 15 kg)
Corrosion ResistanceSaltwater exposurePassivated iron surface (ASTM B117 500+ hours)▲▲ Withstands marine corrosionRequires periodic rust inhibitor treatment
WarrantyCommercial marine fleets1.5 years (industry avg: 1 year)▲ Extended coverage for critical componentsLimited to original equipment configurations

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