

Sierra Full Pump Diaphragm Kit 18-7817
Key item features
- Essential Component: This Sierra Fuel Pump Kit is specifically designed as a full pump diaphragm kit, crucial for fuel system maintenance.
- Quality Assurance: The kit is engineered to meet or exceed the original equipment quality standards, ensuring reliable performance.
- Sierra Identification: Identified by Sierra part number 18-7817, facilitating easy reference and ordering.
- Broad Compatibility: Designed to fit Mercury engines ranging from 30 to 250 HP and Force engines from 40-150 HP, specifically for years 1992-1999.
- Cross-Reference Numbers: Replaces multiple part numbers including 40290, 42990A1, and 857005A1, offering versatile replacement options.
- Specific Fitment: Requires checking part numbers to ensure proper fitment for specific marine engine models.
Specs
- Boat accessory typeFuel Pump Kit
- BrandSierra
- MaterialMarine Pro
- SizeM
- Colornonspecific
- Has written warrantyNo
- Free shipping
Free 30-day returns
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Compare with similar items
| Product | Viewing this itemSierra Full Pump Diaphragm Kit 18-7817 ![]() $30.99 current price $30.9915 out of 5 Stars. 1 reviews |
|---|
| Boat accessory type | Fuel Pump KitSierra Full Pump Diaphragm Kit 18-7817 | Tune Up KitSierra 18-5260 Tune Up Kit | Upper Unit Seal KitSierra Seal Kit Mercruiser 18-2648 | ImpellerSierra 18-3081 Impeller Kit | Pick-Up Coil SensorSierra 18-5108 Pick-Up Coil Sensor |
|---|---|---|---|---|---|
| Material | Marine ProSierra Full Pump Diaphragm Kit 18-7817 | -Sierra 18-5260 Tune Up Kit | MachinedSierra Seal Kit Mercruiser 18-2648 | NeopreneSierra 18-3081 Impeller Kit | SierraSierra 18-5108 Pick-Up Coil Sensor |
| Size | MSierra Full Pump Diaphragm Kit 18-7817 | 6" H x 7.5" W x 1.63" LSierra 18-5260 Tune Up Kit | MSierra Seal Kit Mercruiser 18-2648 | 6" H x 6" W x 1.25" LSierra 18-3081 Impeller Kit | 6" H x 7.5" W x 1.5" LSierra 18-5108 Pick-Up Coil Sensor |
| Color | nonspecificSierra Full Pump Diaphragm Kit 18-7817 | BlackSierra 18-5260 Tune Up Kit | nonspecificSierra Seal Kit Mercruiser 18-2648 | BlackSierra 18-3081 Impeller Kit | White/RedSierra 18-5108 Pick-Up Coil Sensor |
About this item
Product details
BRAND: Marine Pro
DESCRIPTION: Fuel Pump Kit
FEATUTRES:
Fits:
- Mercury 30 to 250 HP
- Force 40-150 HP, years 1992-1999
Cross Reference, Replaces: 18-7817, 40290, 42990A1, A10/A11/A2/A3/A4/A5/A6/A7/A8/A9, 857005A1
Manufacturer PN: 21-42990A10, 857005A1
Internal Code: 1812
Returns IN NEW ITEMS accepted in 30 days"""ONLY""" if they have NOT being installed and are in similar condition as when they were shipped. If you missed parts of the item, item CANNOT be returned.
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- Sierra Fuel Pump Kit
- Meets or exceeds the original equipment quality
- Sierra part number: 18-7817
- Fit specific, check part numbers to ensure proper fit
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
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Customer ratings & reviews
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Showing 1-1 of 1 review
Very reputable brand
This is a common and very reputable brand. This set had everything that I needed plus a few that I didn't. It took me a little while to order. I wanted to cross reference every number on the engine and pump itself. Everything went very well. It was the first time I attempted a fuel pump rebuild.





