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Dorman M390383 Brake Master Cylinder OE Replacement

(Chevrolet Corvette 1955-74, Impala 1961-70, Blazer 1969-74, C10 Pickup 1961-74, Caprice 1966-70, C10 1975-76, El Camino 1964-69 + 71 more models)

Part of: Dorman Brake Master Cylinder Replacement

Other options in this family: Dorman M39298 Dorman M19012 Dorman M390139 Dorman M630735 Dorman M390200

Manufacturer

Picture for manufacturer Dorman

Part Number

M390383
8 reviews
Sale Price

$96.42

In Stock (5)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Dorman M390383 is a direct-fit replacement brake master cylinder engineered to restore proper braking system performance. Designed to match the original equipment specifications, this master cylinder delivers the same fit, function, and feel as the factory unit it replaces.

Constructed from high-quality new materials, this master cylinder provides a reliable and durable alternative to costly OEM parts or the risks associated with rebuilt units. Each unit is precision-machined and tested to ensure consistent hydraulic pressure delivery for safe, confident braking.

Key Features:

  • Direct OEM replacement — matches original design for plug-and-play installation
  • Made from new, high-quality materials — not remanufactured or rebuilt
  • Precision-engineered for consistent hydraulic pressure output
  • Designed to meet or exceed original equipment performance standards
  • Corrosion-resistant construction for long service life
  • Helps restore proper brake pedal feel and responsiveness

The Dorman M390383 brake master cylinder is a smart, cost-effective solution for restoring your vehicle's braking system to factory specification. Ideal for professional technicians and experienced DIY installers looking for a dependable OE-quality replacement.

Products specifications

Fits

Chevrolet Corvette 1955-74, Impala 1961-70, Blazer 1969-74, C10 Pickup 1961-74, Caprice 1966-70, C10 1975-76, El Camino 1964-69, Monte Carlo 1970, Suburban 1961-66, K10 Pickup 1961-74, C20 Pickup 1961-74, K10 1975-76 + 66 more models

Feature - Benefit 1

Cylinder housing is constructed from high-quality cast iron or aluminum for long-lasting durability

Feature - Benefit 2

All rubber components are of high-quality EPDM compound for resistance to glycol-based brake fluid

Feature - Benefit 3

Direct replacement for a proper fit

Feature - Benefit 4

Manufactured to strict engineering quality standards, each Brake Master Cylinder meets S.A.E. specifications

Number of Outlets

3

Thread Pitch

1.0

Sensor Included

Yes

Reservoir Included

Yes

Rearward Outlet Size

M10 X 1.0

Master Cylinder Bore Diameter

0.875

Secondary Outlet Thread Diameter

10

Mounting Hardware Included

No

Master Cylinder Material

Aluminum

Package Contents

Master Cylinder

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