Direct supply of 129515-22080 (12951522080) engine pistons. Optimized for Yanmar 3TNV70 industrial diesel engines used in mini-excavators and generators.
| Model NO. | Yanmar 3TNV70 Replacement | Part Number | 129515-22080 / 12951522080 |
| Product Name | Engine Piston | Condition | Brand New, OEM Standard |
| MOQ | 1 Piece | Stock Status | In Stock / Fast Dispatch |
| Payment | T/T, Western Union | Delivery | DHL, Fedex, UPS, Sea/Air |
| Application | Engine rebuild, overhaul, routine maintenance for 3TNV70 series. | ||
| Key Features | Standard Replacement (129515-22080) | Generic Aftermarket |
|---|---|---|
| Material | High-silicon Aluminum Alloy | Standard Cast Aluminum |
| Bore Size | Precise 70mm (OEM Spec) | Variable Tolerances |
| Heat Resistance | Tri-metal thermal structure | Basic thermal coating |
| Durability | Trusted by repair shops & fleets | Short service life |
| Fitment | Direct Drop-in for 3TNV70 | Possible modification needed |
| Dispatch | Immediate Worldwide Shipping | Long lead times |
Not sure how this issue affects your equipment? Our team helps operators:
✔ Identify potential risks during maintenance | ✔ Recommend suitable replacement parts | ✔ Support inspection advice
FAQ for 3TNV70 Piston Failure:
Q: Why is my 3TNV70 consuming excessive oil?
A: Worn pistons or ring grooves in part 129515-22080 cause oil blow-by. Replacing the piston set restores cylinder seal.
Q: Is this piston compatible with all 3TNV70 variants?
A: Yes, it is designed for the standard 70mm bore. Always verify the part number 12951522080 against your engine serial number.
Q: Why choose this specific piston?
A: It uses an OEM-standard tri-metal structure, ensuring stability under high-load industrial use.
Expert supply of engine assemblies and parts for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our core range includes: Cylinder Liners, Pistons, Piston Rings, Crankshaft Bearings, Con Rod Bearings, Thrust Washers, Overhaul Gasket Kits, Fuel Pumps, Injectors, Crankshafts, Turbochargers, Water Pumps, Oil Pumps, Cylinder Blocks, Cylinder Heads, and Connecting Rods.
Quick Search: Yanmar 3TNV70 Rebuild Kit, 129515-22080 Piston Supplier, 3TNV70 Engine Overhaul, Cummins Liner Kits, Caterpillar Turbo Replacement, Isuzu Marine Engine Parts, Kubota V2203 Piston, Komatsu PC30 Engine Parts, Diesel Engine Maintenance, Fast Shipping Engine Parts.
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