WESPC U5LL0039 piston kit for Perkins 1004.4T turbocharged diesel engines
| Brand Name | WESPC |
| Place of Origin | China |
| Part Number | |
| After-sales Service Provided | Video Technical Support, Online Support |
| Marketing Type | Ordinary Product |
| Certificate | ISO9001 |
| Warranty | 1 Year |
| Stock | Yes |
Application
WESPC U5LL0039 piston kit for Perkins 1004.4T turbocharged diesel engines. Commonly used in generator sets, agricultural tractors, and construction machinery. Restores compression, oil control, and combustion efficiency during in-frame or major overhauls. Alloy piston with anodized crown and nitrided/chrome-faced rings ensures durability under sustained high-load operation.
Generator sets
Suitable for Perkins-powered gensets in the 1004.4T range, delivering stable sealing and reduced oil consumption in both prime and standby duty cycles.
Industrial & agricultural equipment
Applied in Massey Ferguson tractors, loaders, and other OEM platforms using Perkins 1004.4T engines. Graphite-coated skirt reduces friction; ring pack maintains sealing under heavy-duty cycles.
Technical specifications
Part number: U5LL0039 Function: piston kit (piston, rings, pin, circlips) Material: alloy piston with anodized crown; ductile cast iron rings with nitrided top and chrome oil control Compatible engines: Perkins 1004.4T Bore size: standard (100.00 mm) Warranty: 12 months
Interchange part number
U5LL0039; 3135J258; 4223849M91 — verified fitment for Perkins 1004.4T engines in FG Wilson gensets and industrial/agricultural machinery
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WESPC U5LL0039 piston kit for Perkins 1004.4T diesel engines Images
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