Precision Engineering
4 Stroke Connecting Rods for Ultimate Performance

Delivering superior reliability and optimized performance for automotive and motorcycle engines globally.

3500+
Annual Output
185+
Countries Served
6 Days
Sample Lead Time
99.7%
On-Time Delivery

About Our 4 Stroke Connecting Rods

As a leading manufacturer, we specialize in the production of high-performance 4 stroke connecting rods, catering to a diverse range of engine applications.

Our connecting rods are engineered with advanced materials and precision manufacturing techniques, ensuring exceptional durability and optimal power transfer. 4 stroke connecting rod designs are consistently tested to exceed industry standards.

Core Technical Strengths
Driving Performance & Reliability

Built upon decades of expertise, our connecting rods deliver unmatched performance and longevity.

Advanced Material Selection

Utilizing forged steel alloys for superior strength-to-weight ratio.

  • Forged Steel: Exceptional durability and fatigue resistance.
  • Heat Treatment: Optimized for maximum strength and wear resistance.
  • Surface Treatment: Enhanced corrosion protection.

Precision Machining

Employing advanced CNC machining processes for dimensional accuracy and consistent quality.

  • CNC Machining: Ensuring tight tolerances and repeatable performance.
  • 5-Axis Capabilities: Complex geometries with superior surface finish.
  • Quality Control: Rigorous inspections at every stage.

Rigorous Testing Protocols

Each connecting rod undergoes comprehensive testing to ensure structural integrity and performance reliability.

  • Fatigue Testing: Validating endurance under cyclic loading.
  • Non-Destructive Testing: Identifying potential flaws and imperfections.
  • Dimensional Inspection: Ensuring precise tolerances and fitment.

Material Composition
Optimized for Strength & Durability

Precision alloy composition delivers exceptional performance and longevity in demanding conditions.

Material Breakdown

Steel Alloy
Manganese
Chromium
Carbon

Performance Metrics

Standard Grade
High-Performance

Technical Specifications

Detailed specifications for a comprehensive range of connecting rod models.

Model Length (mm) Big End Dia. (mm) Small End Dia. (mm) Weight (g) Material
CR-420 153.5 24 14 250 Forged Steel Alloy
CR-450 165.8 26 16 285 Forged Steel Alloy
CR-500 178.2 28 18 320 Forged Steel Alloy
CR-620 189.5 30 20 360 Forged Steel Alloy
CR-750 200.1 32 22 400 Forged Steel Alloy
CR-800 210.5 34 24 450 Forged Steel Alloy
CR-900 222.8 36 26 500 Forged Steel Alloy

Note: Specifications are subject to change without notice. Contact us for the latest data.

Real-World Applications
Success Stories

Proven performance in diverse automotive and motorsport applications.

1

High-Performance Motorcycle

Increased engine responsiveness and reliability in a championship-winning superbike.

2

Automotive Racing

Optimized connecting rods for high-revving racing engines, delivering increased horsepower and durability.

3

Off-Road Vehicles

Enhanced durability and performance in demanding off-road conditions, ensuring reliability and longevity.

4

Industrial Engines

Rugged connecting rods designed for continuous operation in demanding industrial applications.

5

Marine Applications

Corrosion-resistant connecting rods designed for the harsh marine environment, ensuring long-lasting performance.

6

Agriculture Machinery

Durable and reliable connecting rods for demanding agricultural machinery applications, ensuring optimal engine performance.

Industry Applications
Powering Innovation

Solutions tailored for a diverse range of engine applications and industries.

Mining Equipment

High-strength connecting rods for reliable performance in heavy-duty mining applications.

Food Processing

Durable connecting rods for powering food processing equipment, ensuring hygiene and reliability.

Chemical Processing

Corrosion-resistant connecting rods for powering pumps and mixers in chemical processing environments.

Construction Machinery

Heavy-duty connecting rods for powering construction equipment, ensuring long-term reliability and performance.

Aerospace Components

High-precision connecting rods for aerospace applications, meeting stringent quality and performance standards.

Energy Production

Robust connecting rods for powering generators and other energy production equipment, ensuring reliable performance.

Quality Assurance &
Export Packaging Standards

Rigorous Material Testing

All raw materials undergo comprehensive testing to ensure compliance with industry standards.

Precision Machining Controls

Advanced CNC machining processes are monitored for dimensional accuracy and surface finish.

Secure Export Packaging

Connecting rods are securely packaged to prevent damage during transit, meeting international export standards.

Trust Verified

Dedicated to delivering consistent quality and meeting the highest industry standards.

ISO 9001 Certified TS 16949 Compliant Strict Quality Control

Frequently Asked
Questions

Expert answers to common technical and commercial inquiries.

1

What materials are your connecting rods made from?

Our connecting rods are primarily manufactured from forged steel alloys, selected for their high strength-to-weight ratio. 4 stroke connecting rod utilize advanced heat treatment processes for enhanced durability.

2

What is the lead time for custom orders?

Lead times for custom orders vary depending on complexity and order volume. Generally, custom orders take 4-6 weeks for completion. 4 stroke connecting rod provide detailed timelines during the quoting process.

3

Do you offer surface treatments for corrosion resistance?

Yes, we offer a variety of surface treatments, including nitriding, coating, and polishing, to enhance corrosion resistance and durability. 4 stroke connecting rod can be tailored to specific application requirements.

4

Can you accommodate small production runs?

Yes, we are equipped to handle both large and small production runs, providing flexible solutions to meet your specific needs. 4 stroke connecting rod offer competitive pricing for all order sizes.

5

Do you provide any warranty on your products?

Yes, we offer a standard warranty against manufacturing defects on all our connecting rods. 4 stroke connecting rod warranty terms and conditions can be found in our sales agreement.

6

What is your shipping policy?

We ship globally via reputable carriers. Shipping costs are calculated based on weight and destination. 4 stroke connecting rod offer express shipping options for urgent orders.

Optimize Your Engine Performance

Partner with us for high-quality 4 stroke connecting rods engineered for peak performance and reliability in the automotive industry.

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