Power Sky lmport and ExportCo.,Ltd
| Bore | 114 mm |
| Payment Terms | T/T |
| Net Weight | 3.4 kg/set |
| Delivery Time | 15 work days |
| Compatible Engine | QSL9 / ISL9, 8.9L In-line 6 Cylinder |
| Stroke | 145 mm |
| Packaging Details | Plywood case or carton box |
| Ring Grooves | 3 grooves |
| Supply Ability | |
| Carton Size | 15 × 8 × 8 cm |
| Part Number | 4089963 |
| Material | Aluminum Alloy Piston + Alloy Cast Iron Piston Rings |
| Model Number | 4089963 |
| Place of Origin | China |
| Brand Name | FUSI |
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Product Specification
| Bore | 114 mm | Payment Terms | T/T |
| Net Weight | 3.4 kg/set | Delivery Time | 15 work days |
| Compatible Engine | QSL9 / ISL9, 8.9L In-line 6 Cylinder | Stroke | 145 mm |
| Packaging Details | Plywood case or carton box | Ring Grooves | 3 grooves |
| Supply Ability | Carton Size | 15 × 8 × 8 cm | |
| Part Number | 4089963 | Material | Aluminum Alloy Piston + Alloy Cast Iron Piston Rings |
| Model Number | 4089963 | Place of Origin | China |
| Brand Name | FUSI | ||
| High Light | ISL9 Engine Spare Parts ，QSL9 Engine Spare Parts ，4089963 | ||
Engine Piston 4089963 Piston Kit with Two-Piece Steel Crown Aluminum Skirt Design, Closed Internal Cooling Gallery and Hardened Plasma Coating on Ring Grooves for QSL9 ISL9 Diesel Engines
Piston 4089963 fits QSL9 engines and is widely used for the overhaul of excavators, mining trucks, and concrete pump engines. It adopts a two-piece design with a steel crown and an aluminum skirt, delivering reliable performance under demanding heavy-duty conditions.
This heavy-duty aftermarket piston offers excellent interchangeability. It is available as a single piston or as a full set with pin and circlips. When matched with cylinder liner kits, it delivers durable and stable performance under variable heavy loads on mining and construction sites.
| Item | Specification |
|---|---|
| Part Number | 4089963 |
| Matching Piston Body Part No. | 4941393 |
| Product Name | Piston Kit |
| Compatible Engine | QSL9 / ISL9, 8.9L In-line 6 Cylinder |
| Bore | 114 mm |
| Stroke | 145 mm |
| Material | Aluminum Alloy Piston + Alloy Cast Iron Piston Rings |
| Number of Ring Grooves | 3 grooves |
| Kit Includes | Piston, piston pin, circlips, complete piston ring set |
| Packing Unit | Set (1 set = for one cylinder; 6 sets required for full 6-cylinder engine) |
| Approx. Net Weight | 3.4 kg/set |
| Outer Carton Size | 15 × 8 × 8 cm |
| Application | Excavators, wheel loaders, trucks, diesel generator sets, overhaul of construction machinery |
| Interchange Remark | Interchangeable part number for the same engine: 3974404 |
Company Details
Business Type:
Importer,Exporter,Trading Company,Seller
Total Annual:
30 million-80 million
Employee Number:
25~50
Ecer Certification：
Verified Supplier
As a premier family-owned enterprise with over 30 years of deep heritage in crankshaft manufacturing and 16 years of strategic global supply chain presence, we are dedicated to heavy-duty engine assemblies, generator sets, and core components. We possess robust, end-to-end supply and delivery ... As a premier family-owned enterprise with over 30 years of deep heritage in crankshaft manufacturing and 16 years of strategic global supply chain presence, we are dedicated to heavy-duty engine assemblies, generator sets, and core components. We possess robust, end-to-end supply and delivery ...
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