Sierramarine 18-7866 Fuel Water Separator Filter
Sierramarine 18-7866 Fuel Water Separator Filter
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Sierramarine 18-7866
Sierra Marine products are engineered to surpass today’s high horsepower engine demands and stand up to the harsh marine environment. All marine products both meet or exceed the original equipment part it replaces. Sierra Marine are the leading supplier of marine engine and drive parts with over 50 year in business, offering 1,000’s of parts.
Features & Benefits
- Ethanol blended fuel absorbs more water and loosens more particulates than regular fuels
- Proper filtration is required for every horsepower engine
- Over 90 percent efficient at removing particles as small as 10 micron
- All filters flow at 90 gallons per hour to feed even the hungriest motor
- Remove over 99.8 percent of emulsified water from the gasoline
- Limited 2 year warranty
Specifications
| Weight | 1.3 lb |
| Dimensions | 6.2 x 4.2 x 3.5 in |
| Brand | Sierramarine |
| Manufacturer Part Number | 18-7866 |
| UPC | 808282187330 |
Frequently Asked Questions
How do I verify fitment before ordering?
Compare manufacturer part number 18-7866 against your existing part and your vehicle or equipment. Contact us with your make, model, and year if you need help confirming compatibility.
What stands out about this auto part?
Key details include Limited 2 year warranty. Review the full feature list and specifications on this page for complete details.
How much does this product weigh?
This item weighs approximately 1.30 lb.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

