The 46403-SE0-003 brake proportioning valve seal is a genuine Honda OEM washer designed to ensure a leak-free connection between the brake lines and the proportioning valve. This copper crush washer is critical for maintaining proper hydraulic pressure and preventing brake fluid leaks at key junction points. Ideal for brake system overhauls, valve replacements, or restoring factory brake integrity.
Key Features:
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100% Genuine Honda OEM crush washer
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Provides a tight, fluid-tight seal on brake line fittings
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Essential for safe, leak-free braking performance
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Copper construction — crushes under torque to seal perfectly
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Direct replacement — no modification required
Compatible With:
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1988–1991 Honda Civic / CRX
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Commonly used with OE brake proportioning valves and master cylinder fittings
(Always confirm fitment using your VIN or service manual)
Specifications:
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Part Number: 46403-SE0-003
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Replaces: N/A
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Condition: Brand New
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Quantity: 1 Washer
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Material: Copper
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Use Case: Brake line sealing washer for proportioning valve
Why Buy from Elite Race Fab?
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We supply only 100% genuine Honda OEM parts
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Fast, secure shipping by real automotive enthusiasts
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Trusted by racers, restorers, and brake system pros nationwide
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Real support — no guesswork, just the right part every time