Mercury 866340K01 4-Stroke Oil Filter for MerCruiser Sterndrive & Inboard Engines | MERCURY
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Description
xOverview
The Mercury 866340K01 oil filter is engineered for MerCruiser sterndrive and inboard engines, delivering dependable filtration during routine maintenance. It covers popular configurations in the 4.5L and 6.2L families and GM builds, while Mercury’s long history of engineering and testing helps ensure a proper fit and trusted performance.
Why this filter matters
- Superior M-Pleated cleansing filter captures a majority of oil contaminants, helping keep oil cleaner during service life.
- Rugged filtration media and housing withstand typical marine operating conditions, supporting consistent filtration.
- Compact, service-friendly design simplifies replacement with common tools and an oil filter wrench.
- Mercury parts are backed by decades of experience in engineering, testing, and manufacturing for reliable fit and performance.
Easy installation and maintenance
- Designed for straightforward swapping during routine oil service, minimizing downtime.
- Replacement is possible with standard tools, reducing the need for specialized equipment.
- Helps maintain proper oil flow and filtration, contributing to engine cleanliness over time.
Compatibility at a glance
For use on all MerCruiser 4.5L and 6.2L sterndrive and inboard engines plus GM engines, except V6 models that have the oil filter mounted on the engine block.
Real-world use
During routine maintenance, technicians appreciate a swap that’s straightforward and predictable. This filter’s design supports common oil-change workflows on MerCruiser setups, while offering broad compatibility to simplify inventory decisions for shops and boat owners alike. The media and housing work together to support a clean oil path through everyday boating seasons.
Quality and peace of mind
Backed by Mercury’s engineering heritage, this filter is built to cooperate with Mercury parts and service practices. While outcomes depend on overall maintenance, selecting a proven filter helps align with established workflows and the goal of clean oil paths in typical marine engines.
FAQ
Q: What engines is the Mercury 866340K01 oil filter compatible with?
A: Compatible with MerCruiser 4.5L and 6.2L sterndrive and inboard engines, plus GM engines, except V6 models with block-mounted filters.
Q: What is the benefit of the M-Pleated cleansing filter?
A: The M-Pleated cleansing filter helps remove a majority of oil contaminants, supporting cleaner oil and potentially smoother operation.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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- £32.81
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