★★★★★ 5
Perfect fit
Perfect fit for my Accord
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 15, 2026
Head Seal 4.000" x 3.625" x 0.281" - Polyurethane
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Head Seal 4.000" x 3.625" x 0.281" - PolyurethaneProduct Details : Head Seal 4. 000" x 3. 625" x 0. 281" Polyurethane Part No: HS12 342 U92 Product Category: O Rings Product Type: Head Seal Material(s): Polyurethane Material Code: AU Durometer: 92A Temperature Range: 40F to +250F ( 40C to +121C) Pressure Range: ? 5000 PSI (? 345 Bar) System Of Measurement: Inch Replaces O Ring: 342 Bore Diameter: 4. 000" Dimensions: 4. 000" x 3. 625" x 0. 281" Nominal I. D. (d): 3. 625" Nominal O. D. (D): 4. 000"
Quick Dispatch:
Your Head Seal 4.000" x 3.625" x 0.281" - Polyurethane orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Head Seal 4.000" x 3.625" x 0.281" - Polyurethane ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.6 ★★★★★
Based on 846 reviews
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Product Reviews
★★★★★ 4
That it filters out debris in the air from going into the engine / cabin
It’s an air filter seems to be doing what it is designed for
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Reviewed in the United States on March 9, 2026
★★★★★ 5
Wonderful
Excellent
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Reviewed in the United States on January 15, 2026
★★★★★ 5
DIY savings
Saved myself $90!
Fit like a glove great value
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Reviewed in the United States on September 22, 2025
★★★★★ 5
Good
Looks to be good quality. Easy install.
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Reviewed in the United States on September 12, 2025
