129795-02411 Camshaft Bushing Suitable for Yanmar 4TNV88 and 4TNE88 Diesel Engines
Camshaft bearings (129795-02411) are crucial sliding bearing components of the diesel engine camshaft, supporting its stable rotation within the cylinder block.
Made of high-wear-resistant alloy material, precision-machined for a smooth surface, they form an oil film for lubrication with the camshaft, effectively reducing friction and wear, and ensuring stable valve timing and engine performance.
Technical Parameters
| Material |
High wear-resistant alloy |
| Installation Location |
Inside the engine block, supports camshaft rotation |
| Precision |
OEM Standard fit |
| Inner diameter |
45 mm |
| Outer diameter |
48 mm |
| Height |
22 mm |
Features and Advantages
• OEM Precision Manufacturing — Size matches original factory standards, easy installation
• Wear-Resistant Alloy Material — Extends service life and reduces operational wear
• Precision Shaft Hole Machining — Stable fit with camshaft, maintaining timing accuracy
• Dual Function of Support and Lubrication — Stable rotation, protecting engine structure
We provide related accessories
| Crankshaft and Connecting Rod System |
| Crankshaft, main bearings, thrust washers, connecting rods, connecting rod bearings, connecting rod bolts, pistons, piston rings, piston pins, circlips, cylinder liners |
| Cylinder Block and Cylinder Head System |
| Cylinder block, cylinder head, valves, valve guides, valve seats, valve springs, valve stem seals, rocker arms, rocker arm shafts, camshafts, tappets, pushrods |
| Timing and Transmission System |
| Timing chain, timing gears, tensioner, idler pulley |
| Lubrication System |
| Oil pump, oil cooler, oil filter, oil pan |
| Fuel System |
| Injectors, high-pressure fuel pump, fuel pump Fuel filter, common rail |
| Intake and Exhaust Systems |
| Intake manifold, exhaust manifold, turbocharger, intercooler |
| Cooling System |
| Water pump, thermostat, radiator, fan |
| Electrical System |
| Starter motor, alternator, various sensors |
| Sealing and Repair Kit |
| Complete gasket repair kit |
Product Showcase



Frequently Asked Questions
Q1: What is your main products?
A1: We are specialized in the excavator engine spare parts, for example Main cylinder block, cylinder head, crankshaft, Engine assembly, piston, cylinder liner, piston ring, camshaft, connecting rod, oil pump, water pump, valve series products, movement, etc. almost all parts of the entire engine.
Q2: Do you test all products before shipping?
A2: Yes, we conduct 100% testing before shipping.
Q3: Which engine models is this Camshaft Bushing compatible with?
A3: This product is designed for specific diesel engine models. If you can provide the engine model or original part number, we can confirm compatibility before shipping to avoid incompatibility issues.
Q4: Can you provide cross-reference information for OEM part numbers?
A4: Yes, we support original part interchange. Please provide the original part number, and we will verify the replacement part accordingly.
Q5: What should I do if there is a problem with the product?
A5: Our products undergo professional testing and are of very stable quality. If you do find any problems, please contact us. We have a professional after-sales team to help you solve the problem.
Why Choose Us?
• Over 20 years of focus on construction machinery – offering a full range of excavator assemblies and accessories.
• Get a Quote – Our professional team will provide you with a quote immediately upon receiving your requirements.