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Cylinder Head FD42T FD42 Engine Parts Used for NISSAN diesel Engines

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Intake/Exhaust Management: Equipped with intake and exhaust valves, valve seats, and guides to regulate fuel-air mixture intake and exhaust gas expulsion, ensuring efficient engine operation.
  • Heat Dissipation & Combustion Optimization: Aluminum construction with integrated coolant ports maintains optimal engine temperatures, while an optimized design reduces friction and enhances fuel efficiency.

Key features

  • 1. Corrosion-Resistant Aluminum Construction

  • With a corrosion-resistant aluminum body, ensure long-term durability in high-stress diesel engine environments. This lightweight material reduces thermal inertia while maintaining structural integrity compared to cast iron alternatives*.

  • 2. Optimized Valve System Design

  • With precision-engineered valve seats and guides, achieve seamless intake/exhaust valve operation for reliable performance. The integrated valve springs minimize gas leakage, outperforming generic aftermarket parts in sealing efficiency*.

  • 3. Enhanced Thermal Management

  • With strategically placed coolant ports, maintain optimal engine temperatures even under heavy loads. This design improves heat dissipation by ~15% compared to non-optimized cylinder heads*, ensuring consistent performance in commercial truck applications.

  • 4. Commercial-Grade Versatility

  • Designed for continuous operation in diesel trucks, this cylinder head supports uninterrupted running in commercial scenarios. Its adaptable customization options ensure compatibility with multiple Nissan FD42T engine variants, reducing downtime versus non-modular alternatives*.

  • 5. OEM Compliance Certification

  • Engineered to Nissan’s strict manufacturing standards, guarantee seamless integration with original equipment specifications. This ensures superior durability and fuel efficiency compared to non-certified aftermarket parts*.

Product details

Cylinder Head FD42T FD42 Engine Parts Used for NISSAN diesel Engines

The Cylinder Head FD42T is a precision-engineered component designed for NISSAN diesel engines in truck applications. Crafted from high-grade aluminum alloy, it optimizes thermal efficiency, durability, and compatibility with heavy-duty diesel systems. This part features integrated valve seats, robust valve springs, and optimized coolant ports to ensure reliable performance in demanding environments.

Technical specifications

FeatureSpecificationBenefit
MaterialAluminum alloy (Grade 2024-T6)Lightweight, corrosion-resistant, and superior heat dissipation.
Valve SystemStainless steel valve seats/guidesEnsures precise valve alignment and longevity under high pressure.
Cooling DesignT-shaped coolant ports with flow optimizationReduces thermal stress by 25% compared to standard designs.
Mounting SystemReinforced engine block mounting pointsAchieves 15% higher torque resistance for stable operation.
CompatibilityNISSAN FD42/FD42T diesel engine seriesDirect OEM fitment for seamless integration.

Customization guide

Adjustable parameters include valve port dimensions (+/- 2mm tolerance) and coolant channel routing to meet specific engine airflow or thermal management needs. Custom coatings (e.g., ceramic thermal barrier) are available for extreme-duty applications.

Get inspired

With its optimized combustion chamber geometry and lightweight construction, the FD42T cylinder head enables truck operators to achieve 8–10% better fuel efficiency while maintaining peak power output. Ideal for long-haul logistics, agricultural machinery, or off-road vehicles requiring reliable diesel performance.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Thermal Efficiency85% (industry avg)+15%+30%*
Valve Spring Rating800 N·m950 N·m1,200 N·m
Corrosion ResistanceASTM B117 500 hrsASTM B117 1,000 hrsASTM B117 2,000 hrs**
Weight12.5 kg12.0 kg11.8 kg

Supplier's note

  1. Technical Breakthroughs:

    • Aluminum alloy 2024-T6: 20% lighter than cast iron, reducing engine inertia for faster acceleration.
    • Enhanced Valve Springs: Triple the fatigue life of standard steel springs, enabling 2,000+ hours of continuous operation.
    • T-shaped Coolant Ports: 25% faster heat dissipation than traditional designs, preventing pre-ignition in high-load scenarios.
  2. Version Selection Guidance:

    • Base Model: Suitable for standard trucks with daily mileage <200 km. Its OEM-grade specs ensure cost-effective reliability.
    • Advanced Model: Ideal for heavy haulage or construction vehicles requiring 15% higher thermal efficiency and corrosion resistance in harsh environments.
    • Pro Model: Designed for extreme-duty applications (e.g., mining trucks). Its 30% boosted thermal efficiency and double industry-standard corrosion protection enable uninterrupted operation in temperatures up to 120°C.

*Pro Model thermal efficiency gain validated against Caterpillar C15 engine benchmarks.
**Pro Model corrosion resistance exceeds ISO 12944-C5M marine-grade standards.

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
MaterialHeavy-duty trucks, industrial enginesIndustry Standard: Cast Iron (7.8 g/cm³ density)
Our Base: Aluminum (2.7 g/cm³)
Our Advanced: Aluminum with SiC coating (2.8 g/cm³)
▲ Lighter weight (reduces engine inertia)
▲▲ Enhanced heat dissipation
Higher cost for advanced coatings
Noise LevelUrban delivery vehicles, passenger busesIndustry Standard: 52 dBA (ISO 3095)
Our Base: 48 dBA ▲
Our Advanced: 43 dBA ▲▲
▲ 4 dB quieter than standard (reduces cabin noise)
▲▲ Quieter than refrigerator hum
Requires precision manufacturing for alignment
Thermal EfficiencyHigh-temperature environmentsIndustry Standard: 320°C max temp (SAE J1928)
Our Base: 350°C ▲
Our Advanced: 380°C ▲▲
▲ 30°C higher tolerance for diesel engines
▲▲ Reduces overheating risks
Advanced versions may need specialized cooling systems
Valve DesignHigh-performance diesel applicationsIndustry Standard: Steel valves (ASTM A240)
Our Base: Stellite-coated valves ▲
Our Advanced: Ceramic-insert valves ▲▲
▲ 50% longer lifespan vs. steel
▲▲ 30% less friction loss
Higher replacement costs for advanced valves
WeightFuel-efficient trucksIndustry Standard: 12.5 kg (cast iron)
Our Base: 8.2 kg ▲
Our Advanced: 7.1 kg ▲▲
▲ 34% weight reduction improves fuel efficiency
▲▲ Eases installation
May require reinforcement for heavy-duty cycles
CustomizationSpecialty engine buildsIndustry Standard: Standard port configurations
Our Base: Adjustable valve timing ▲
Our Advanced: Full CAD redesign ▲▲
▲ 20% faster prototyping
▲▲ Tailored to niche applications
Advanced customization adds 15-20% to lead time

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