When it comes to heavy-duty engine performance, the 4009220 Cylinder Liner is a critical component for maintaining the structural integrity of the Cummins QSK19 engine block. Designed for high-load industrial, mining, and power generation applications, this premium replacement liner ensures optimal piston movement and heat dissipation. As a specialized supplier, we provide OEM-standard 4009220 components that meet the exact tolerances required for a successful engine rebuild or scheduled maintenance.
| Model NO. | QSK19 / QSK19-G / QSK19-C | Part Number | 4009220 / 4009220 (Plain) |
| Product Name | Engine Cylinder Liner / Wet Sleeve | Type | Wet Type Cylinder Liner |
| Payment Terms | T/T, Western Union, MoneyGram | Condition | Brand New, OEM Standard Replacement |
| Delivery Methods | DHL, Fedex, EMS, UPS, Air, or Sea | MOQ | 1 Piece |
| Stock Status | In Stock / Fast Dispatch | Packaging | Industrial Export Packing |
| Application | Engine rebuild, overhaul, maintenance | Engine Brand | Cummins (Industrial Series) |
| Selection Criteria | Standard Replacement (Our Supply) | Low-Cost Alternatives | Impact on QSK19 Engine |
|---|---|---|---|
| Material Composition | Alloy Cast Iron with Phosphating | Regular Grey Iron | High wear resistance vs. Premature scuffing |
| Dimensional Accuracy | Micron-level tolerance compliance | Variable tolerances | Perfect seal vs. Coolant leakage risks |
| Heat Dissipation | Optimized wet-sleeve cooling wall | Thicker, uneven casting | Stable temp vs. Localized overheating |
| Surface Finish | Plateau Honed for oil retention | Rough machining | Low friction vs. Piston ring damage |
| Service Life | 15,000+ Running Hours | Unpredictable | Reduced downtime vs. Frequent overhaul |
| Compatibility | Guaranteed 4009220 Fitment | Universal "Close-Fit" | Easy installation vs. Mechanical interference |
Not sure how this issue affects your equipment? Our team helps operators achieve maximum uptime through expert support:
✔ Identify potential risks during maintenance: We analyze liner wear patterns to prevent catastrophic block failure.
✔ Recommend suitable replacement parts if needed: Beyond the 4009220 liner, we suggest matching seal kits and piston rings.
✔ Support both inspection advice and parts supply: Get technical guidance along with your high-quality spares.
A: This is often caused by failed liner O-rings or cavitation erosion on the 4009220 cylinder liner wall. If the liner surface is pitted, coolant can seep into the crankcase. Replacing the liner with an OEM-standard 4009220 wet sleeve and using proper coolant additives is the standard treatment.
A: Scuffing usually results from broken piston rings, carbon buildup, or lubrication failure. When the 4009220 bore is damaged, it leads to high blow-by and loss of power. A complete overhaul with new liners is required to restore compression.
A: Our parts feature an OEM-standard tri-metal structure and precision centrifugal casting. They are Trusted by repair shops & equipment fleets globally for their durability in extreme mining and marine environments.
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