How do I confirm pilotpart415059-8599379771640 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

Lower Gasket Kit 4089759 for Cummins Engine ISLE8.9L ISC ISC8.3 QSC 6C 6CTA ISL QSL ISLE 6L

For Cummins Overhaul Gasket

Overhaul Gasket ISC8.3 for Cummins

OEM / REF: ISC8.3SKU: pilotpart415059-8599379771640

Lower Gasket Kit 4089759 for Cummins Engine ISLE8.9L ISC ISC8.3 QSC 6C 6CTA ISL QSL ISLE 6L is a Overhaul Gasket replacement part for Cummins Engine Spare Parts, categorized under Engine Spare Parts > Overhaul Gasket. Use OEM part number ISC8.3 and confirm machine model, engine model, and serial details before check...

Stock: In stock
Condition: New
Fitment: Cummins Engine Spare Parts
Category: Overhaul Gasket

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$93.00USD/EA

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

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

Overhaul Gasket Description

The product belongs to Engine Spare Parts > Cylinder Components > Overhaul Gasket, making it useful when comparing related engine spare parts Overhaul Gasket options for Cummins Engine Spare Parts.

Additional cross references on file: 6CTA, 4089759. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

ISC8.36CTA4089759

Fitment Notes

Brand or application signal: Cummins Engine Spare Parts
Product family: Overhaul Gasket
System category: Engine Spare Parts > Cylinder Components > Overhaul Gasket
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.