How do I confirm pilotpart261512-01 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

Overhaul Rebuild Kit for Caterpillar CAT C6.6 Engine

For Caterpillar Overhaul Kits

Overhaul Kits C6.6 for Caterpillar

OEM / REF: C6.6SKU: pilotpart261512-01

Overhaul Rebuild Kit for Caterpillar CAT C6.6 Engine is a Overhaul Kits replacement part for Caterpillar Engine Spare Parts, categorized under Engine Spare Parts > Overhaul Kits. Use OEM part number C6.6 and confirm machine model, engine model, and serial details before checkout.

Stock: In stock
Condition: New
Fitment: Caterpillar Engine Spare Parts
Category: Overhaul Kits

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$5,311.18USD/EA

~~$13,899.00~~Save 62%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 7 – Nov 14
10	Nov 5 – Nov 12
50	Nov 3 – Nov 10

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.

Overhaul Kits Description

This Overhaul Kits is indexed for Models with Caterpillar C6.6 Engine Content: 1 Set of Overhaul Gasket Kit 6 Cylinder Liners,Semi-finished product 6 Pistons STD 6 Piston Pins 12 Snap Rings 6 Rod Bushings Set Rings For 6 Pistons STD 1 Set of Main / Con Rod Bearings 1 Set of Thrust Bearings 1 Set Intake / Exhaust Valves 1 Set Intake / Exhaust Valves Seats 12 Valve Guides. Compare reference number C6.6 against the label on your existing Caterpillar component before ordering.

Before checkout, compare OEM part number C6.6, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.

Part Numbers and Cross References

C6.6

Applications

Models with Caterpillar C6.6 Engine Content: 1 Set of Overhaul Gasket Kit 6 Cylinder Liners,Semi-finished product 6 Pistons STD 6 Piston Pins 12 Snap Rings 6 Rod Bushings Set Rings For 6 Pistons STD 1 Set of Main / Con Rod Bearings 1 Set of Thrust Bearings 1 Set Intake / Exhaust Valves 1 Set Intake / Exhaust Valves Seats 12 Valve Guides

Fitment Notes

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