Finding a reliable 140330 or 140330 bushing for your Caterpillar heavy equipment is critical to preventing engine downtime. As a specialized replacement supplier, we provide 140330 components that meet or exceed OEM standards, ensuring your 3306 engine or 3304 model maintains peak compression and performance.
The 140330 (also identified as 140-330) is a high-precision bushing designed for the connecting rod and piston assembly in mid-to-heavy range diesel engines.
| Attribute | Detailed Information |
|---|---|
| Part Number | 140330 / 140-330 |
| Model NO. | Caterpillar 3304, 3304B, 3306, 3306B, 3306C Engine |
| Product Name | BUSHING / Piston Pin Bushing |
| Type | Precision Ground Metal Bushing |
| Condition | Brand New, OEM Standard Replacement |
| Application | Engine rebuild, overhaul, maintenance for Excavators, Dozers, and Generators |
| MOQ | 1 Piece |
| Payment Terms | T/T, Western Union, MoneyGram |
| Delivery Methods | Express: DHL Fedex EMS UPS or by Air/ Sea |
| Stock Status | In Stock / Fast Dispatch |
| Packaging | Industrial Export Packing |
Compare the advantages of our high-strength 140330 components against standard aftermarket options.
| Purchase Core Points | Our OEM-Standard 140330 | Low-Cost Alternatives |
|---|---|---|
| 1. Material Density | High-lead bronze or tri-metal structure for extreme heat resistance | Standard copper alloy prone to deformation |
| 2. Dimensional Precision | Tolerance within 0.005mm for perfect connecting rod fit | Inconsistent sizing causing piston slap |
| 3. Wear Surface | Pre-finished oil grooves for superior lubrication | Rough finish leading to premature friction wear |
| 4. Engine Compatibility | Specifically tuned for CAT 3306 / 3304 compression ratios | Generic sizing for multiple brands |
| 5. Fatigue Life | Tested for 10,000+ operating hours in heavy-duty cycles | High risk of cracking under heavy load |
| 6. Immediate Availability | Global express shipping from stock | Long lead times or drop-shipping delays |
Ignoring a worn 140330 bushing can lead to catastrophic connecting rod failure and engine seizure. Our team helps operators and repair shops maintain reliability:
Identify potential risks during maintenance through wear pattern analysis.
Recommend suitable replacement parts if needed to match your engine serial number.
Support both inspection advice and parts supply for complete overhauls.
Send Your Part Number: Click here to get a technical quote
Q: What are the signs of a failing 140330 Piston Pin Bushing in a 3306 engine?
A: The most common symptom is a rhythmic "knocking" sound from the upper engine block, especially during idle. This indicates excessive clearance between the pin and the 140330 bushing. If left unaddressed, it can damage the piston crown and cylinder liner.
Q: Can I replace the 140330 without replacing the connecting rod?
A: Yes, provided the connecting rod eye is within roundness specifications. Our 140330 replacement is designed for press-fit installation. We recommend professional machining to ensure alignment.
Q: Why Choose This BUSHING (140330)?
A: It features an OEM-standard tri-metal structure. It is trusted by repair shops and equipment fleets worldwide for its durability in harsh construction and mining environments.
We are a leading provider of premium diesel engine components. Beyond the 140330, we specialize in high-performance parts for Caterpillar, Cummins, Komatsu, Isuzu, Kubota, Yanmar, and Weichai.
Our core inventory supports complete engine rebuilds with Engine Assemblies and individual Engine Spare Parts including:
Cylinder Liners, Pistons, Piston Rings, Main Bearings, Con-Rod Bearings, Thrust Washers, Full Overhaul Gasket Kits, Diesel Fuel Injection Pumps, Fuel Injectors, Engine Crankshafts, Turbochargers, Water Pumps, Oil Pumps, Cylinder Blocks, Cylinder Heads, and Connecting Rods.
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Heavy duty engine rebuild kit, Diesel engine overhaul parts supplier, Construction machinery engine components, Industrial generator spare parts, Excavator engine maintenance kits, Marine diesel engine parts, Aftermarket engine valve train, Turbocharger replacement for heavy equipment, High pressure fuel pump assembly, Precision engine bushings supplier, Agricultural tractor engine parts, Fleet maintenance engine supplies, Mining equipment engine repair, Hydraulic excavator piston kits, Diesel engine crankshaft grinding, OEM quality engine bearings, Engine gasket seal kit, Water pump for industrial engines, Oil pump for diesel overhaul, Replacement parts for 3306 engines.
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