Product Function & Specs:

4025072 is identified as a standard piston kit for selected Cummins engine applications. The kit is used during engine repair or rebuilding work to restore piston-related components.

Parts catalogues associate the kit with piston body 3972880, piston ring set 4089258, piston pin 3934047, and piston pin retainers 3920691. The listed kit configuration and application must be confirmed using the engine serial number and service parts catalogue.

The standard-size designation should not be used without checking cylinder bore condition and required piston clearance.

Failure Symptoms:

• Excessive oil consumption or crankcase blow-by
• Reduced compression and engine performance
• Piston or cylinder wear identified during engine inspection

Quick Installation Notes:

• Verify the engine ESN, CPL, piston specification, and standard bore requirement before installation.
• Measure cylinder bore, piston clearance, and ring end gap according to the applicable service manual.
• Install the piston, pin, retainers, and ring set using the correct orientation and prescribed procedures.

Maintenance Tips:

• Use the specified engine oil and follow the recommended maintenance intervals.
• Monitor oil consumption, crankcase pressure, smoke, and compression-related symptoms.
• Inspect piston crowns, ring grooves, cylinder walls, and connecting components during overhaul.

FAQ:

Q: What is Cummins 4025072?

A: 4025072 is a standard piston kit for selected Cummins diesel engine applications.

Q: Which components are included?

A: Catalogues identify piston body 3972880, piston ring set 4089258, piston pin 3934047, and piston pin retainers 3920691 within the standard kit configuration. Confirm the supplier’s package contents before ordering.

Q: Which engines use this piston kit?

A: Public listings associate the part with selected ISB, QSB, and 4B applications. Exact compatibility requires the engine serial number and CPL verification.

Q: Is this an OEM or aftermarket replacement?

A: This product is supplied as a new aftermarket replacement. It is not represented as a genuine Cummins factory part.

Q: What should be checked before ordering?

A: Confirm the engine ESN, CPL, piston size, cylinder bore condition, ring-set reference, and kit contents before placing an order.

Why Sourcing From WinsParts?

WinsParts supports part-number and engine-configuration checks before quotation, helping parts dealers and repair workshops reduce ordering errors. Worldwide export and shipping coordination is available.

Product Function & Specs:

4089258 is identified as a Cummins piston ring set used in internal engine repair and rebuilding applications. Piston rings support cylinder sealing, compression control, and engine oil control.

Public parts catalogues associate this reference with selected ISB, QSB, and 4B engine applications. Some listings identify a standard-size ring set, while the exact engine coverage and bore specification require confirmation using the engine serial number and cylinder measurements.

The ring set may include compression and oil-control rings, but the exact quantity and configuration should be confirmed against the supplier’s package information before installation.

Failure Symptoms:

• Excessive crankcase blow-by or reduced compression
• Increased engine oil consumption or exhaust smoke
• Loss of engine performance associated with worn piston rings

Quick Installation Notes:

• Verify the engine model, ESN, piston specification, and required ring size before installation.
• Measure cylinder bore condition and confirm the required clearance and ring end gap according to the service manual.
• Install the rings in the correct order and orientation, following the applicable Cummins repair procedure.

Maintenance Tips:

• Use the recommended engine oil and follow the prescribed oil-change intervals.
• Monitor oil consumption, crankcase pressure, smoke, and compression-related symptoms.
• Inspect cylinder walls, pistons, and ring grooves during engine overhaul work.

FAQ:

Q: What is Cummins 4089258?

A: 4089258 is a Cummins piston ring set used for selected diesel engine repair and rebuilding applications.

Q: Is 4089258 a standard-size ring set?

A: Several catalogues identify it as a standard-size ring set. Confirm the required bore size and cylinder condition before ordering.

Q: Which Cummins engines use this part?

A: Public listings associate the number with selected ISB, QSB, and 4B applications. Exact compatibility must be checked using the engine serial number and piston specification.

Q: Is this an OEM or aftermarket replacement?

A: This product is supplied as a new aftermarket replacement. It is not represented as a genuine Cummins factory part.

Q: What information is required before ordering?

A: Provide the engine model, ESN or CPL, piston and bore size, and the original ring-set number. These details help confirm the correct ring configuration.

Why Sourcing From WinsParts?

WinsParts supports part-number and engine-configuration checks before quotation, helping parts dealers and repair workshops reduce ordering errors. Worldwide export and shipping coordination is available.

Product Function & Specs:

1-13671520-0 is identified in Isuzu parts listings as a cooling fan belt for the 6WG1 engine. The belt transfers rotational power from the engine accessory drive to the cooling fan system.

• Isuzu Part Number: 1-13671520-0
• Additional Reference: 1136715200 / 113671-5200
• Engine Application: Isuzu 6WG1
• Component Type: Cooling fan belt

Belt length, width, construction, and pulley arrangement were not independently verified. Compare the original belt and confirm the engine configuration before ordering.

Failure Symptoms:

• Cooling fan does not rotate at the required speed
• Belt slipping, squealing, or abnormal operating noise
• Visible belt cracking, fraying, glazing, or excessive wear

Quick Installation Notes:

• Compare the replacement belt with the original part number and belt routing.
• Inspect pulleys, tensioning components, and surrounding drive parts before installation.
• Adjust belt tension according to the applicable Isuzu engine service specifications.

Maintenance Tips:

• Inspect the belt regularly for cracks, fraying, glazing, and abnormal wear.
• Check pulley alignment and belt tension during scheduled maintenance.
• Keep the belt free from oil, grease, and other contaminants that may affect traction.

FAQ:

Q: What is Isuzu 1-13671520-0?

A: 1-13671520-0 is identified as a cooling fan belt for the Isuzu 6WG1 engine.

Q: Are there other reference numbers for this belt?

A: Public parts listings also show 1136715200 and 113671-5200. These are reference-format variants and should be checked against the original belt identification.

Q: Which Hitachi excavators are associated with this part?

A: Secondary listings associate the belt with Hitachi ZX450-3, ZX470-3, and ZX870-3. Other applications require confirmation using the engine and machine details.

Q: Is this an OEM or aftermarket replacement?

A: This product is supplied as a new aftermarket replacement. It is not represented as a genuine Isuzu factory part.

Q: What should be checked before installation?

A: Check the part number, belt dimensions, routing, pulley condition, and tension requirements. Confirm that the replacement matches the original belt and engine configuration.

Why Sourcing From WinsParts?

WinsParts supports part-number and engine-configuration checks before quotation, helping parts dealers and repair workshops reduce ordering errors. Worldwide export and shipping coordination is available.

Product Function & Specs:

787846-5001S is identified by Garrett as a GT3271LS turbocharger associated with the Hino J08E engine used in selected Kobelco construction equipment applications.

• Turbocharger Model: GT3271LS
• Engine Model: J08E
• Engine Displacement: 7.7L
• Rated Output Listed: 177 HP at 2,100 RPM
• Turbocharger Technology: Wastegated
• Actuation: Pneumatic

Garrett lists OE reference S1760-E0200 for this turbocharger. The original turbocharger nameplate, engine information, and mounting configuration should be checked before ordering.

Failure Symptoms:

• Reduced engine power or slow acceleration under load
• Abnormal turbocharger noise or vibration
• Excessive exhaust smoke or increased oil consumption associated with turbocharger faults

Quick Installation Notes:

• Compare the turbocharger nameplate, part number, housing orientation, and mounting points with the replacement.
• Clean the oil supply and drain lines and inspect the air intake system for contamination.
• Prime the turbocharger lubrication circuit and follow the applicable engine service procedure before operation.

Maintenance Tips:

• Use the specified engine oil and maintain the recommended oil-change intervals.
• Inspect air filters, intake hoses, oil lines, and connections for blockage or leakage.
• Monitor boost performance, unusual noise, smoke, and oil consumption during routine service.

FAQ:

Q: What is 787846-5001S?

A: 787846-5001S is a Garrett GT3271LS turbocharger associated with the Hino J08E 7.7L diesel engine used in selected Kobelco equipment.

Q: Which engine uses this turbocharger?

A: Public Garrett and specialist turbocharger catalogues associate this part with the Hino J08E engine. Confirm the engine identification and original turbocharger nameplate before ordering.

Q: Which Kobelco machines are listed?

A: Listings associate the turbocharger with Kobelco SK350 and SK350-8 excavators. Other applications should be verified individually using the machine serial number.

Q: Is this a genuine Garrett turbocharger?

A: The reference number is a Garrett turbocharger number. This product page describes a new aftermarket replacement and does not claim genuine Garrett factory status.

Q: What should be checked before installation?

A: Check the turbocharger model, OE reference, housing orientation, mounting points, oil connections, and actuator arrangement against the original unit.

Why Sourcing From WinsParts?

WinsParts supports part-number and engine-configuration checks before quotation, helping parts dealers and repair workshops reduce ordering errors. Worldwide export and shipping coordination is available.

Product Function & Specs:

The DENSO 294200-0670 suction control valve is used with common rail diesel fuel injection pumps. It regulates the fuel supplied to the high-pressure pump according to the fuel system control requirements. The part is associated with selected DENSO common rail pump families, including pump numbers in the 294050 series; confirm the exact pump configuration before replacement.

Failure Symptoms:

• Hard starting or unstable engine idle.
• Reduced engine power or delayed acceleration.
• Fuel pressure-related fault codes or irregular engine operation.

Quick Installation Notes:

• Clean the surrounding fuel-system area and keep all open ports protected from contamination.
• Confirm the valve part number, connector arrangement, and pump configuration before installation.
• Prime or bleed the fuel system according to the applicable service procedure, then inspect for leakage.

Maintenance Tips:

• Replace fuel filters at the recommended service interval.
• Use clean diesel fuel and prevent water or dirt from entering the fuel system.
• Inspect related fuel lines, connectors, and pump components when control-valve faults recur.

FAQ:

Q: Can this part replace OEM 294200-0670?

A: This product is offered as a new aftermarket replacement identified by DENSO part number 294200-0670. Confirm the original valve and pump numbers before ordering.

Q: Is this an OEM or aftermarket replacement?

A: The listed condition is New Aftermarket Replacement. Genuine DENSO supply status is not claimed.

Q: Which engines or machines are compatible?

A: Specific engine and machine compatibility is not fully verified. Confirm the common rail pump number, engine model, and machine serial number before purchase.

Q: What should be checked before installing the SCV?

A: Check the part number, pump configuration, connector arrangement, fuel cleanliness, and condition of the related fuel system.

Q: Can I purchase this part in bulk?

A: Yes. We support wholesale enquiries for parts dealers and repair workshops. Contact us for bulk pricing and shipping options.

Why Sourcing From WinsParts?

We support part-number checking before quotation and can review machine model and serial-number details to reduce ordering errors.

Product Function & Specs:

6271-81-8500 is a turbocharger associated with Komatsu S4D95L and SAA4D95LE engine applications. The turbocharger uses exhaust gas energy to drive the compressor, supplying compressed air to the engine intake system. Public parts listings identify the TD04L turbocharger configuration for selected Komatsu excavators.

Failure Symptoms:

• Reduced engine power or slow response under load
• Abnormal turbocharger noise or excessive shaft movement
• Excessive exhaust smoke or reduced boost performance

Quick Installation Notes:

• Inspect the air intake, exhaust connections, oil lines, and mounting surfaces before installation.
• Confirm the turbocharger model, mounting arrangement, and oil-line configuration.
• Prime the turbocharger lubrication circuit according to the applicable service procedure before operation.

Maintenance Tips:

• Maintain the recommended engine oil and filter service intervals.
• Inspect air filters and intake pipes to reduce contamination entering the compressor.
• Investigate abnormal smoke, noise, or oil consumption before continued operation.

FAQ:

Q: What is part number 6271-81-8500?

A: It is a turbocharger reference associated with Komatsu S4D95L and SAA4D95LE engine applications.

Q: Which machines are associated with this turbocharger?

A: Public listings identify applications including PC70-8, PC88MR-8, PC78US-8, PC78UU-8, and PW98MR-8. Verify the machine serial number before ordering.

Q: Is this an OEM or aftermarket replacement?

A: This page describes a new aftermarket replacement. Genuine OEM status has not been verified.

Q: What turbocharger model is listed?

A: Public supplier references identify the TD04L turbocharger family. Confirm the exact turbocharger configuration before installation.

Q: Can I purchase this turbocharger in bulk?

A: Yes. Contact WinsParts for wholesale enquiries and application verification.

Why Sourcing From WinsParts?

WinsParts supports part-number and application checking to help parts distributors and repair workshops reduce ordering errors.