How do I confirm pilotpart909523-9744788127992 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

Muffler Bolt and Gasket 4140-149-0602 for Stihl Engine MM 55 Trimmer FS55 Blower BG56 BR600

For Stihl Injector Seal Kit

Gasket, Seal & Pin 4140-149-0602 for Stihl s: for Stihl

OEM / REF: 4140-149-0602SKU: pilotpart909523-9744788127992

Muffler Bolt and Gasket 4140-149-0602 for Stihl Engine MM 55 Trimmer FS55 Blower BG56 BR600 is a Gasket, Seal & Pin replacement part for Stihl Engine Spare Parts, categorized under Engine Spare Parts > Gasket, Seal & Pin. Use OEM part number 4140-149-0602 and confirm machine model, engine model, and serial details b...

Stock: In stock
Condition: New
Fitment: Stihl Engine Spare Parts
Category: Injector Seal Kit

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$16.00USD/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.

Injector Seal Kit Description

This Injector Seal Kit is indexed for Stihl s: for Stihl. Compare reference number 4140-149-0602 against the label on your existing Stihl component before ordering.

Before checkout, compare OEM part number 4140-149-0602, 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

4140-149-0602

Applications

Stihl s: for Stihl

Fitment Notes

Brand or application signal: Stihl Engine Spare Parts
Product family: Injector Seal Kit
System category: Engine Spare Parts > Fuel System > Injector Seal Kit
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.