Get high-precision 4919951 cylinder sleeves for your Cummins QSB6.7 diesel engine. We supply OEM standard replacement parts designed for durability and immediate fitment during engine overhauls.
Contact for Wholesale Quotes:
WhatsApp: +8613532379052Official Email: [email protected]
| Part Number | 4919951 (4919951) | Model NO. | QSB6.7 / QSB 6.7 |
| Product Name | Cylinder Liner / Sleeve | Type | Wet Type Liner |
| Condition | Brand New, OEM Standard | MOQ | 1 Piece |
| Stock Status | In Stock / Fast Dispatch | Packaging | Industrial Export Packing |
| Payment Terms | T/T, Western Union, MoneyGram | Delivery | DHL, Fedex, EMS, UPS, Air/Sea |
| Core Selection Points | Our 4919951 Replacement | Generic Aftermarket |
|---|---|---|
| Material | High-phosphorus cast iron | Low-grade grey iron |
| Precision | 0.01mm Tolerance fit for QSB6.7 | Inconsistent sizing |
| Surface | Cross-hatch plateau honing | Rough finish (oil burning) |
| Anti-Pitting | Cavitation resistant coating | None (prone to leaks) |
| Heat Control | Stress-relieved metallurgy | High risk of warping |
| Seal Fit | Matches 4919951 O-ring kits | Frequent sealing failure |
Our team helps operators achieve reliable engine performance:
Identify potential risks during maintenance like liner glazing or pitting.
Recommend suitable parts based on your specific Engine Serial Number (ESN).
Support technical advice for all QSB6.7 overhaul projects.
Look for excessive blow-by, scuffing on the walls, or coolant in the oil. These often indicate cavitation or worn sleeves in the QSB6.7 engine.
Our liners feature OEM-standard tri-metal structure, trusted by professional repair shops and fleets for heavy-duty restoration.
We supply engine assemblies and parts for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our focus is on long-term reliability for your diesel power units.
Available Parts: Cylinder Liners, Pistons, Piston Rings, Main Bearings, Con Rod Bearings, Thrust Washers, Overhaul Gasket Kits, Fuel Pumps, Injectors, Crankshafts, Turbochargers, Water Pumps, Oil Pumps, Cylinder Blocks, Cylinder Heads, Connecting Rods.
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