How do I confirm pilotpart779795-8999693680888 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

2447010039 Primer Pump PAI EPP-3757 for International Navistar Engine DT466E DT530E(Ship to US Only)

For Navistar Primer Pump

Primer Pump 278866A1

OEM / REF: 278866A1SKU: pilotpart779795-8999693680888

2447010039 Primer Pump PAI EPP-3757 for International Navistar Engine DT466E DT530E(Ship to US Only) is a Primer Pump replacement part for Engine Spare Parts applications, categorized under Engine Spare Parts > Primer Pump. Use OEM part number 278866A1 and confirm machine model, engine model, and serial details befo...

Stock: In stock
Condition: New
Fitment: Navistar Engine Spare Parts
Category: Primer Pump

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$6.75USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Aug 20 – Aug 27
10	Aug 18 – Aug 25
50	Aug 16 – Aug 23

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.

Primer Pump Description

This Primer Pump is indexed for s: Fit For International Navistar Engine: DT466E, DT530E. Compare reference number 278866A1 against the label on your existing Navistar component before ordering.

Additional cross references on file: DT530E. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

278866A1 DT530E

Applications

s: Fit For International Navistar Engine: DT466E, DT530E

Fitment Notes

Brand or application signal: Navistar Engine Spare Parts
Product family: Primer Pump
System category: Engine Spare Parts > Fuel System > Primer Pump
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.