Rod/Piston U-Seal (8400) 0.937" x 1.187" x 0.125" - Viton

Marsoni

M251S

$70.50

Get it in 3 business days with 1 day shipping. Friday, May 29

Rod/Piston U-Seal (8400) 0.937" x 1.187" x 0.125" - VitonProduct Details : Rod Piston U Seal (8400) 0. 937" x 1. 187" x 0. 125" Viton Part No: 840400937 4208 Product Category: Symmetrical Seals Product Type: Rod Piston U Seal Profile: 8400 Material(s): Viton Material Code: FPM Durometer: 90A Temperature Range: 5F to +400F ( 21C to +204C) Pressure Range: Hydraulic: 2000 PSI (138 Bar) Pneumatic: 250 PSI (17 Bar) Surface Speed: Hydraulic: < 1. 6 ft s (0. 5 m s) Pneumatic: < 3. 3 ft s (1 m s) System Of

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It’s a high‑quality replacement that does exactly what you want from an engine air filter — it helps protect your engine and keeps performance strong. Right away you can tell this is a well‑made part. The filter media has lots of pleats and high‑velocity cellulose material that’s designed to trap dirt and contaminants before they get into your engine, which helps reduce wear and tear on vital components. It offers up to ~98% filtration efficiency, so you know the incoming air is much cleaner and better for performance and fuel efficiency.

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Reviewed in the United States on February 26, 2026

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Amazon Customer

Grantham, US

★★★★★ 5

Great product

Size: 5424WS, Style: Workshop

Perfect for DIY filter change.

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Reviewed in the United States on May 30, 2026

Verified Purchase