Reliable operations start with precision parts. Whether you are maintaining a Cummins ISB 6.7 engine or a Komatsu PC200 excavator, choosing the correct part number is critical to preventing downtime. We specialize in providing OEM Standard Replacements that ensure a perfect fit and long-term durability for heavy-duty machinery.
| Model NO. | Product Name | Part Number | Alt Part Number | Type | Condition |
|---|---|---|---|---|---|
| Cummins ISB / QSB 6.7 | Exhaust Cover / Wastegate Cover | 4935078 | 4935078 | Engine Component | New OEM Standard |
| Cummins ISB / QSB 4.5 6.7 | Exhaust Cover Plate | 4935079 | 4935079 | Engine Component | New OEM Standard |
| Cummins QSB6.7 / ISBe | Exhaust Gas Cover | 3964093 | 3964093 | Engine Component | New OEM Standard |
| Komatsu PC200-7/8, PC300-7/8 | Fuel Tank Cap / Diesel Cap | 07050-41200 | 0705041200 | Body & External | New OEM Standard |
Payment Terms: T/T, Western Union, MoneyGram
Delivery: DHL, Fedex, EMS, UPS, Air or Sea Cargo. Fast Dispatch in Stock.
| Core Sourcing Points | Our OEM Replacement | Low-Cost Alternatives |
|---|---|---|
| Material Integrity | High-grade heat-resistant alloy | Recycled casting iron (prone to cracking) |
| Precision Fit | CNC machined to exact micron specs | Loose tolerances leading to leaks |
| Sealing Performance | OEM-standard gas tightness | High risk of exhaust gas leakage |
| Corrosion Resistance | Anti-oxidation coating included | Quick rust formation in humid environments |
| Service Life | Designed for 10,000+ hours | Unpredictable failure within months |
| Fleet Support | Batch supply available for repair shops | Limited stock and no consistency |
Common signs include soot accumulation around the engine head, whistling noises during acceleration, and decreased turbocharger efficiency. If the cover is warped due to extreme heat, it must be replaced immediately to prevent exhaust leaks that can damage sensitive sensors.
A damaged fuel cap fails to maintain tank pressure and allows dust or water to enter the diesel system. This leads to fuel pump wear and clogged injectors. Replacing it with a high-quality 07050-41200 cap ensures your Komatsu excavator engine receives clean fuel.
Our parts feature an OEM-standard tri-metal structure where applicable and are trusted by repair shops and equipment fleets worldwide. We focus on durability to reduce your Total Cost of Ownership (TCO).
Not sure how this issue affects your equipment? Our team helps operators:
Identify potential risks during maintenance
Recommend suitable replacement parts if needed
Support both inspection advice and parts supply
As a leading supplier, we provide a comprehensive range of components for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai engines. Our inventory includes:
Cylinder Liner, Piston, Piston Ring, Main Bearing, Con Rod Bearing, Thrust Washer, Overhaul Gasket Kit, Fuel Injection Pump, Injector, Crankshaft, Turbocharger, Water Pump, Oil Pump, Cylinder Block, Cylinder Head, Connecting Rod, and Complete Engine Assemblies.
Optimize your search with our long-tail keywords: Cummins engine overhaul kit, Komatsu excavator hydraulic parts, Caterpillar diesel engine repair, Isuzu truck engine components, Kubota tractor engine spares, Yanmar marine engine gaskets, Weichai power generator parts, heavy duty engine rebuild kits, industrial engine sealing solutions, aftermarket engine parts supplier, OEM quality piston sets, crankshaft replacement for sale, fuel system maintenance parts, turbocharger repair kits, water pump assembly, engine block machining parts, cylinder head gasket sets, high-pressure fuel injectors, con rod bearing sets, engine oil pump replacement.
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