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Quicksilver 866340Q03 Oil Filter for MerCruiser Sterndrive and Inboard Engines

Quicksilver 866340Q03 Oil Filter for MerCruiser Sterndrive and Inboard Engines

Q: Is that OEM or from Mercury/Original?

Mercury original, black and red is what they sent me. They came fast too. Would order again from the seller.

Q: will this filter fit my 5.7 mercruiser its in a cobalt?

Quicksilver oil filter p/n 35-866340Q03 fits my Mercruiser 350 MAG MPI 5.7 liter 8 cylinder 300 HP inboard/outboard engine.

Q: Does this fit a mercruiser 2.5?

Hello! Yes it is the correct belt. Sorry for the confusion. Images will be corrected to show the correct belt. Thank you~ Quicksilver Support Team

Q: will this work on a 2008 mercruiser 5.0l i/o the one I took aff was a 35-802893t?

I used mine on a mercruiser 454 engine. It was clearly stated what engines it could be used on.

Product ID: 8039508

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Details

Brand
Quicksilver
Material
Metal
Product Grade
Replacement
Vehicle Service Type
Boats
Item dimensions L x W x H
4.5 x 4.4 x

🚤Anti-drain valve for instant lubrication

⚙️OEM spec precision fit

🛡️Advanced M-Pleated filtration

Frequently Bought Together

Quicksilver 866340Q03 Oil Filter for MerCruiser Sterndrive and Inboard Engines

Quicksilver by Mercury Marine 25W-40 Marine Engine Oil

Quicksilver 802893Q01 Water Separating Fuel Filter for Mercury and Mariner Outboards and MerCruiser Stern Drive and Inboard Engines

Description

🛥️ Keep your MerCruiser running smooth—because your engine deserves the best!

TRUSTED MARINE LEGACY - Backed by Quicksilver’s 65+ years of marine industry leadership and rigorous testing standards.
INSTANT START PROTECTION - Built-in anti-drain back valve guarantees immediate oil flow at startup, eliminating damaging dry starts.
UNRIVALED FILTRATION POWER - Superior M-Pleated media traps harmful contaminants, extending engine life and boosting reliability.
PRECISION FIT DURABLE BUILD - Metal construction with exact OEM specs for a secure, leak-free installation every time.
ENGINEERED FOR PEAK PERFORMANCE - Direct replacement for Mercury Marine 866340K01 ensures flawless compatibility with MerCruiser sterndrive and inboard engines.

The Quicksilver 866340Q03 Oil Filter is a premium, direct replacement part designed specifically for MerCruiser sterndrive and inboard engines. Featuring advanced M-Pleated filter media and an anti-drain back valve, it ensures superior oil cleanliness and immediate lubrication at startup. Manufactured to meet Mercury Marine OEM specifications, this durable metal filter guarantees optimal engine protection and performance, backed by Quicksilver’s 65+ years of marine expertise.

Specifications

Brand	Quicksilver
Material	Metal
Product Grade	Replacement Part
Vehicle Service Type	Boats
Item dimensions L x W x H	4.5 x 4.4 x 6.25 inches
Outside Diameter	3.04 Inches
Thread Size	NPT 3/4"
Item Weight	0.76 Pounds
OEM Part Number	866340Q03
Global Trade Identification Number	00745061696488
Manufacturer	Quicksilver
Number of Items	1
Automotive Fit Type	Vehicle Specific Fit
UPC	745061696495 688944036646 745061696488
Item Package Dimensions L x W x H	4.09 x 4.02 x 3.98 inches
Package Weight	0.43 Kilograms
Item Dimensions LxWxH	4.5 x 4.4 x 6.25 inches
Brand Name	Quicksilver
Model Name	866340Q03 Oil Filter - MerCruiser Stern Drive and Inboard Engines
Color	Unspecified
Suggested Users	unisex-adult
Part Number	866340Q03
Style	Standard
Included Components	Oil Filter (1)
Size	Unspecified
Fishing Technique	Spinning, Casting

Have a Question? See What Others Asked

Is that OEM or from Mercury/Original?

will this filter fit my 5.7 mercruiser its in a cobalt?

Does this fit a mercruiser 2.5?

will this work on a 2008 mercruiser 5.0l i/o the one I took aff was a 35-802893t?

Common Questions

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

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TrustScore 4.5 | 7,300+ reviews

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

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