Reliable replacement pistons for Yanmar 3TNA68 diesel engines. We supply 129901-22091, 129265-22601, and 129265-22080 kits specifically for engine rebuilds and maintenance.
| Item | Specifications |
|---|---|
| Model NO. | 3TNA68 (3-Cylinder) |
| Product Name | Piston Kit |
| Part Numbers | 129901-22091 (12990122091), 129265-22601 (12926522601), 129265-22080 (12926522080) |
| Condition | Brand New, OEM Standard Replacement |
| Stock Status | In Stock / Fast Dispatch |
| MOQ | 1 Piece |
| Shipping | DHL, Fedex, UPS, EMS, Air/Sea |
| Feature | Our OEM-Standard | Generic Parts |
|---|---|---|
| Material | High-silicon aluminum alloy | Standard recycled alloy |
| Tolerance | Precision 68mm bore match | Inconsistent sizing |
| Durability | Anodized heat-resistant crown | Unprotected surface |
| Efficiency | Optimized ring groove design | Risk of oil blow-by |
A worn 3TNA68 piston causes compression loss and engine damage. Our team assists with:
Identifying risks like cylinder scuffing or carbon buildup.
Recommending exact 129901-22091 or 129265-22601 replacements.
Technical support for complete engine inspections.
Q: Why choose this 3TNA68 piston kit?
A: It features an OEM-standard tri-metal structure, trusted by repair shops for its thermal stability and long-term durability.
Q: Symptoms of a bad 129265-22080 piston?
A: Excessive blue smoke, knocking sounds, and hard starting are typical indicators of piston or ring wear in Yanmar 3-cylinder engines.
We supply engine assemblies and parts for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our range includes: cylinder liners, pistons, rings, bearings, gaskets, fuel pumps, injectors, crankshafts, turbos, and cylinder heads.
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