$11.29
$8.89
Reed Block Gasket (Priced Per Pkg of 2)
Sierra 18-2945-9 Drain Screw Gasket (2Pk) Replaces 12-191833
- SKU:
- SIE-18-2945-9
$2.69
$2.29
Description
Sierra 18-2945-9 drain screw gasket 2-pack ensures a secure seal and leak prevention - durable repla View full description.
Frequently Bought Together
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Sierra 18-2945-9 Drain Screw Gasket (2 pack)
This Sierra 18-2945 Drain Screw Gasket is used with 3/8-16 drain/fill screw found on all MerCruiser and most Mercury/Mariner O/Bs. This gasket is used in most lower units and sea water pumps.
- Sold as a 2 pack
Interchangeable with:
- Chrysler/Force/US Marine
- 12-19183
- F50556
- F8077
- F8186
- Johnson/Evinrude Outboard
- 307552
- Mallory
- 9-60101
- 9-60102
- MerCruiser Stern Drive
- 12-19183
- 12-191832
- 12-191833
- 12-19183B
- 12-20260
- 12-20260B
- Mercury Marine
- 12-19183
- 12-191832
- 12-191833
- 12-20260
Frequently Asked Questions
What is the Sierra 18-2945-9 Drain Screw Gasket used for?
The Sierra 18-2945-9 Drain Screw Gasket is designed for use with 3/8-16 drain and fill screws found on all MerCruiser and most Mercury/Mariner outboards. It is used in most lower units and seawater pumps to provide the gasket for the applicable drain or fill screw.
Does the Sierra 18-2945-9 Drain Screw Gasket fit MerCruiser and Mercury outboards?
Yes. The gasket is specified for use with the 3/8-16 drain/fill screw found on all MerCruiser and most Mercury/Mariner outboards. It is also used in most lower units and seawater pumps. Verify the drain or fill screw size and application before installation.
How many Sierra 18-2945-9 Drain Screw Gaskets are included?
The Sierra 18-2945-9 Drain Screw Gasket is sold as a 2-pack, providing two gaskets for applicable 3/8-16 drain and fill screw applications. The gaskets are intended for use in most lower units and seawater pumps as specified for this product.
What drain screw part numbers is the Sierra 18-2945-9 interchangeable with?
The Sierra 18-2945-9 is interchangeable with listed drain screw gasket part numbers from Chrysler/Force/US Marine, Johnson/Evinrude, Mallory, MerCruiser, and Mercury Marine. These include Chrysler/Force/US Marine 12-19183, F50556, F8077, and F8186, plus Johnson/Evinrude 307552 and the listed Mallory, MerCruiser, and Mercury Marine numbers.
Can the Sierra 18-2945-9 Drain Screw Gasket be used in lower units and seawater pumps?
Yes. The product description specifies that this gasket is used in most lower units and seawater pumps. It is designed for the applicable 3/8-16 drain/fill screw applications, so verify that your equipment uses the specified screw before using this gasket.
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
Sierra 18-2945-9 Drain Screw Gasket (2Pk) Replaces 12-191833 Specs
- Product MPN
- 18-2945-9
- Product UPC
- 808282164324
- Discontinued
- Yes
- Fast Ship
- In Stock Ships Today
- Style
- Fits Sears
- Style
- Fits MerCruiser
- Style
- Fits Chrysler/Force/US Marine
- Style
- Fits Mercury
- Interchangeable with:
- Chrysler/Force/US Marine 12-19183
- Interchangeable with:
- Johnson/Evinrude 307552
- Interchangeable with:
- Mallory 9-60101, 9-60102
- Interchangeable with:
- Mercury 12-19183, 12-191832, 12-191833, 12-20260
- Interchangeable with:
- Chrysler/Force/US Marine 12-19183, F50556, F8077, F8186
- Interchangeable with:
- MerCruiser 12-19183, 12-191832, 12-191833, 12-19183B, 12-20260, 12-20260B
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Sierra 18-2945-9 Drain Screw Gasket (2Pk) Replaces 12-191833
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