How do I confirm pilotpart018259-9128073429240 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

Serpentine Belt Idler Pulley Set 864625T 807757T for Mercruiser V6 V8 Engine

For MerCruiser Idler Pulley

Idler Pulley 864625T for MerCruiser

OEM / REF: 864625TSKU: pilotpart018259-9128073429240

Serpentine Belt Idler Pulley Set 864625T 807757T for Mercruiser V6 V8 Engine is a Idler Pulley replacement part for MerCruiser Transmission & Undercarriage Parts, categorized under Transmission & Undercarriage Parts > Idler Pulley. Use OEM part number 864625T and confirm machine model, engine model, and serial detai...

Stock: In stock
Condition: New
Fitment: MerCruiser Transmission & Undercarriage Parts
Category: Idler Pulley

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$42.00USD/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.

Idler Pulley Description

This Idler Pulley is indexed for s: Fit For Mercruiser V6 V8 Engine. Compare reference number 864625T against the label on your existing MerCruiser component before ordering.

Before checkout, compare OEM part number 864625T, 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

864625T

Applications

s: Fit For Mercruiser V6 V8 Engine

Fitment Notes

Brand or application signal: MerCruiser Transmission & Undercarriage Parts
Product family: Idler Pulley
System category: Transmission & Undercarriage Parts > Transmission Parts > Idler Pulley
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.