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Product Details
Product Overview
This premium Con Rod Bush, identified by the part number C6121ZG19B, is a critical engine component specifically designed for the Shang Chai C6121ZG19B diesel engine. As a high-wear item within the connecting rod assembly, this bushing ensures a precise fit and optimal clearance for the piston pin, which is essential for maintaining proper lubrication and reducing friction during engine operation.
Manufactured to OEM size specifications, this con rod bush is suitable for a wide range of heavy-duty applications, including construction machinery, industrial equipment, agricultural tractors, generator sets, marine engines, and material handling vehicles. It is a direct replacement part engineered to restore engine performance and reliability in Shang Chai power systems.
Key Features & Benefits
Precision Engineering: Machined to strict OEM size tolerances for a perfect fit within the connecting rod small end, eliminating guesswork during installation.
Durable Construction: Manufactured from high-grade materials designed to withstand high compressive loads and resist wear, extending the service life of the connecting rod assembly.
Improved Lubrication: Designed with appropriate oil clearance to ensure consistent oil film formation, reducing heat and friction between the piston pin and bushing.
Direct Replacement: A drop-in replacement component for the Shang Chai C6121ZG19B engine, simplifying maintenance and reducing downtime.
Rigorous Testing: Each bushing undergoes outgoing inspection to verify dimensional accuracy and surface finish, ensuring reliable performance upon installation.
Versatile Application: Suitable for demanding environments including construction sites, agricultural fields, industrial plants, and marine vessels.
Technical Specifications
Specification
Details
Part Number
C6121ZG19B
Engine Model
C6121ZG19B (Shang Chai)
Product Type
Con Rod Bush (Connecting Rod Bushing)
Engine Type
Diesel
Size
OEM Standard Size
Weight
1 kg (approx.)
Place of Origin
Guangdong, China
Packing
Plastic bag, Box, Carton
Warranty
6 Months
Video Inspection
Provided
Machinery Test Report
Provided
OEM Cross-Reference
The part number C6121ZG19B is the primary identifier for this con rod bush. It is a direct OEM reference for the Shang Chai (Shanghai Diesel Engine Co., Ltd.) C6121ZG19B engine. This bushing is specifically designed for this engine model and should not be interchanged with other C6121 variants without verification.
Note: For accurate identification, always cross-reference the stamped number on your original bushing or consult your engine’s parts manual. If you require an alternative cross-reference, please provide your original part number for verification.
Compatibility
This C6121ZG19B Con Rod Bush is commonly used for the following applications featuring the Shang Chai C6121ZG19B diesel engine:
Construction Machinery: Excavators, bulldozers, loaders
Fitment is inferred based on engine model compatibility. Always verify with your specific equipment manufacturer or engine serial number before purchase.
Global Supply & Distribution
We maintain a robust global supply chain to ensure fast and reliable delivery of this Shang Chai C6121ZG19B con rod bush to international buyers. Our distribution network covers major markets including:
North America: USA, Canada, Mexico
Europe: Germany, UK, France, Netherlands, Italy, Spain
Asia-Pacific: Australia, Japan, South Korea, Southeast Asia
Middle East & Africa: UAE, Saudi Arabia, South Africa, Nigeria
South America: Brazil, Argentina, Chile, Peru
We offer flexible shipping options including express courier (DHL, FedEx, UPS) for urgent orders and sea freight for bulk shipments to major ports like Rotterdam, Los Angeles, Shanghai, and Dubai. Our export team ensures all documentation and customs compliance are handled professionally.
Quality Assurance
Quality is paramount in our manufacturing process. Each C6121ZG19B con rod bush is produced under strict quality control measures:
Manufacturing Standards: Components are manufactured to meet or exceed OEM specifications.
Inspection: 100% dimensional inspection using precision measuring instruments. Video outgoing inspection is available upon request.
Testing: Machinery test reports are provided to verify material hardness and surface finish.
Warranty: Backed by a 6-month warranty against manufacturing defects.
After Warranty Service: Online technical support is available for installation guidance and troubleshooting.
FAQ
Q: How can I confirm this C6121ZG19B con rod bush fits my engine? A: This bushing is specifically designed for the Shang Chai C6121ZG19B diesel engine. To confirm fitment, please check your engine model plate or parts manual. If your engine is a different variant of the C6121 series (e.g., C6121ZG18B), please contact us with your engine serial number for cross-verification.
Q: What is the installation process for a con rod bush? A: Installation requires precision. The old bushing must be pressed out and the new one pressed in using a suitable arbor press. After installation, the inner diameter must be honed or reamed to achieve the correct clearance with the piston pin (typically 0.03-0.08mm for diesel engines). We recommend professional installation by a qualified diesel mechanic.
Q: How do I maintain the con rod bush for long service life? A: Proper lubrication is critical. Ensure your engine oil is changed at recommended intervals and use the correct oil grade. Avoid prolonged operation under extreme loads or overheating conditions. During major overhauls, always inspect the bushing for scoring, galling, or excessive wear, and replace it if the clearance exceeds the service limit specified in your engine manual.
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