HARLEY Oil Filter Spring Big Motor 65-82 54-78K 25-251

( Manufacturer Part Number: 25251 ), ( Type: Oil Filter ), ( Machine Type: Street Motorcycle ), ( Oe/oem Part Number: 63840-53 ), ( Features: Drop-in ), ( Country Of Origin: Taiwan ), ( Performance Part: Yes )

Review HARLEY Motor Factory Drop in Oil Filter Spring For 65-82 Big And Xl #25-251 fits TWIN

Introducing the Motorcraft 25251 drop-in oil filter for Harley-Davidson Big Twin models from 1965 to 1982, including XL 54-78 models from 1925 to 1925. This replacement oil filter is a direct fit for your Harley-Davidson motorcycle, ensuring a seamless installation and reliable performance.

The Motorcraft 25251 oil filter is specifically designed to meet the unique requirements of Harley-Davidson Big Twin engines. Its high-quality filter media can trap and retain contaminants as small as 20 microns, ensuring clean engine oil and prolonging the life of your engine. The robust construction of the filter housing is made from durable materials that can withstand the rigors of motorcycle use, providing excellent protection against leaks and oil spills.

This drop-in oil filter is easy to install, making it a popular choice among Harley-Davidson enthusiasts and professionals alike. The filter comes with a new gasket, ensuring a secure fit and preventing any oil leaks. The filter element is also easily accessible for replacement, allowing you to maintain your engine's oil filtration system without the need for extensive engine disassembly.

The Motorcraft 25251 oil filter is manufactured to meet or exceed the original equipment manufacturer's specifications, ensuring that it delivers the same level of performance as the original filter. It is also backed by the Motorcraft warranty, giving you peace of mind and protection against any manufacturing defects.

In conclusion, the Motorcraft 25251 drop-in oil filter is the perfect replacement for your Harley-Davidson Big Twin motorcycle's oil filtration system. With its high-performance filter media, robust construction, easy installation, and reliable warranty coverage, it is the ideal choice for keeping your engine clean and running smoothly.

Buying a motor oil filter for a Harley-Davidson Big Twin, such as the 25251 drop-in filter, can have both advantages and disadvantages. Here's a breakdown:

1. Improved filtration: A new oil filter can provide better filtration, which helps to keep your engine clean and prolong its life.

2. Peace of mind: Installing a new oil filter ensures that your engine is protected against contaminants and potential damage.

3. Easy installation: The 25251 filter is a drop-in design, making it easy to install and replace.

4. Availability: These filters are widely available at motorcycle parts stores and online retailers.

1. Cost: Replacing an oil filter can be an additional expense, especially if you're performing routine maintenance on an older motorcycle.

2. Frequent replacement: Depending on your riding habits, you may need to replace the filter more frequently than you would on a car, as motorcycles often put more stress on their engines.

3. Potential for oil leaks: During installation, there's a risk of accidentally causing an oil leak. Be sure to follow the installation instructions carefully to minimize this risk.

While the cost and potential for oil leaks are disadvantages, the advantages of improved filtration and peace of mind make the purchase of a new oil filter for your Harley-Davidson Big Twin a worthwhile investment.

If you're due for an oil filter change on your Harley-Davidson Big Twin, consider purchasing the 25251 drop-in oil filter from a reputable parts supplier. Be sure to follow the installation instructions carefully to ensure a successful and leak-free installation.

Details:

SHIPPING IS $6.00 TO CONT. This fitment information is based upon the stock version of motorcycle or unit referenced and any accessory added other modification could invalidate quick reference provided. SHIPPING WORLDWIDE IS $36.00.

USA .: 1/2 PRICE SHIPPING FOR EACH AFTER 1ST. 1960-1971 Harley-Davidson Sportswear 900 XL.

part #: 25251 prices

• $6.71-$12.99

specifications filtertake:

• for models: Twin
• for makes: Harley
• mpn: 25251
• type: Oil Filter
• machine type: Street Motorcycle
• oe/oem part number: 63840-53
• features: Drop-in
• country of origin: Taiwan
• performance part: Yes

payments filtertake:

• other
• credit card: Diners-club
• wallet: Apple-pay

offer filtertake:

• options: Ship-to-home
• quantity: 1
• best offers: True
• availability: In Stock
• sold: 0
• started: January 22, 2026

seller filtertake:

• # reviews: 8305
• city: Cedar Lake, Indiana
• rating: 100.0%

returns filtertake:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

shipping filtertake:

• transit: 4-8 Days
• class: Standard
• cost: $6.00
• carrier: USPS
• type: Fixed
• service: USPS First Class

general filtertake:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Oil Filters
• condition: New

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