How do I confirm pilotpart618771-8598293086456 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Oil Cooler Core 3918175 for Cummins Engine 6C 6CT8.3 6C8.3 ISC QSC8.3 CM554

For Cummins Hydraulic Oil Cooler

Hydraulic Oil Cooler 6CT8.3 for Cummins

OEM / REF: 6CT8.3SKU: pilotpart618771-8598293086456

Oil Cooler Core 3918175 for Cummins Engine 6C 6CT8.3 6C8.3 ISC QSC8.3 CM554 is a Hydraulic Oil Cooler replacement part for Cummins HVAC Parts, categorized under HVAC Parts > Hydraulic Oil Cooler. Use OEM part number 6CT8.3 and confirm machine model, engine model, and serial details before checkout.

Stock: In stock
Condition: New
Fitment: Cummins HVAC Parts
Category: Hydraulic Oil Cooler

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$115.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 21 – Oct 28
10	Oct 19 – Oct 26
50	Oct 17 – Oct 24

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Hydraulic Oil Cooler Description

This listing helps buyers source a Hydraulic Oil Cooler for Cummins HVAC Parts by OEM number 6CT8.3, SKU pilotpart618771-8598293086456, and HVAC Parts > Cooling System Components > Hydraulic Oil Cooler category filters.

Additional cross references on file: 6C8.3, G8.3, 3918175. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

6CT8.36C8.3G8.33918175

Fitment Notes

Brand or application signal: Cummins HVAC Parts
Product family: Hydraulic Oil Cooler
System category: HVAC Parts > Cooling System Components > Hydraulic Oil Cooler
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.