SKU: 38153383959

Fits GM 1967-1977 GM Restoration Cast Iron Master Cylinder MC309

Sale price$89.99 Regular price$99.99
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Description

Fits GM 1967-1977 GM Restoration Cast Iron Master Cylinder MC309Introducing the GM Restoration Cast Iron Master Cylinder (SKU: MC309)a premium replacement part engineered to restore the braking performance of classic GM vehicles from 1967 to 1977. This master cylinder is crafted to mirror the original equipment specifications, ensuring both functionality and authenticity for your restoration project. Key Features: Authentic Design: An exact replica of the original GM master cylinder, featuring casting number

Introducing the GM Restoration Cast Iron Master Cylinder (SKU: MC309)—a premium replacement part engineered to restore the braking performance of classic GM vehicles from 1967 to 1977. This master cylinder is crafted to mirror the original equipment specifications, ensuring both functionality and authenticity for your restoration project.

Key Features:

  • Authentic Design: An exact replica of the original GM master cylinder, featuring casting number 5463809 for period accuracy.

  • High-Quality Construction: Manufactured from durable cast iron with a natural finish, providing longevity and resistance to wear.

  • Integrated Bleeder Valves: Equipped with bleeder valves on the left side ports, facilitating easy air removal during the brake system bleeding process.

  • Versatile Application: Suitable for both manual and power brake systems, accommodating various restoration needs.

Item Specifications:

  • Part Number: MC309
  • Bore Size: 1-1/8 inches
  • Port Sizes:
    • Front Port: 9/16"-18 inverted flare
    • Rear Port: 1/2"-20 inverted flare
  • Material: Cast Iron
  • Finish: Natural Cast
  • Dimensions:
    • Length: 8 inches
    • Height: 5 inches
    • Center Mounting Holes Distance: 3-3/8 inches
  • Weight: Approximately 10 lbs

Compatibility:

This master cylinder is suitable for a range of GM vehicles equipped with disc/drum brake systems from 1967 to 1977, including:

  • Chevrolet:

    • 1967-1969 Camaro
    • 1967-1972 Chevelle
    • 1967-1977 Corvette
  • Pontiac:

    • 1967-1969 Firebird
    • 1967-1970 GTO

Installation Note:

This master cylinder features a deep bore design and includes a shallow bore adapter, making it compatible with both manual and power brake applications. Ensure compatibility with your vehicle's brake system before installation.

Restore your classic GM vehicle's braking system with the MC309 Master Cylinder, offering authentic design and reliable performance for your vintage automobile.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
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
SKU: 38153383959

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Samuel Roberts
Louisville, US
★★★★★ 5
Great shelves, strong, secure, sturdy, decent size, unbeatable price.
Color: White, Number Of Shelves: 4, Size: 15.7in
Easy installation fits where we wanted them. Stable strong secure snug fit. Cleans easily with dust wipe. I would recommend buying these.
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Reviewed in the United States on May 19, 2026
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Clara
Dallas, US
★★★★★ 3
The shelves sag away from the wall overtime
Color: White, Number Of Shelves: 2, Size: 15.7in, Color: White, Number Of Shelves: 2, Size: 15.7in
Although the wood quality and finish of the shelf are clean and well-made, the main issue is that the shelves begin to sag over time while holding around 10 pounds, even though the product listing claims they can support up to 20 pounds. They may perform better on a brick wall, but on drywall you should be cautious. To fix the problem, I had to purchase floating shelf brackets for support, which solved the sagging issue. However, this defeats the purpose of the “floating” aesthetic. Since the shelf is in my bedroom, I can overlook it, but I personally wouldn’t install these in a common area if I wanted a clean floating look.
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Reviewed in the United States on May 27, 2026
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Mo
Omaha, US
★★★★★ 5
Love this
Color: Rustic Brown, Number Of Shelves: 4, Size: 15.7in
Love these shelves so easy to put up so beautifully made and really enjoy the way they set on my wall very sturdy also!
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Reviewed in the United States on May 21, 2026
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Jason
Port Orchard, US
★★★★★ 5
Looks nice, easy to install
Color: Rustic Brown, Number Of Shelves: 2, Size: 22in
This shelf is lightweight, looks nice, and was easy to install. It comes with a little level to help you install it properly. There are plenty of mounting holes to choose from, so it is easy to screw it directly into a stud, or to just use holes that are convenient for you. It comes with a plethora of mounting hardware. I mounted mine a bit high up and chose to mount it upside down so that I wouldn't see the three screws that hold the shelf to the mounting bracket.
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Reviewed in the United States on April 8, 2026
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Tarra
Dallas, US
★★★★★ 5
great shelves
Color: C. White - Modern Minimalist Style, Number Of Shelves: 3, Size: 36inches
These are a a great set of floating shelves! They were easy to install, feel sturdy, and look clean and modern on the wall. The set of three is perfect for displaying decor, photos, plants or small storage items while adding extra space without taking up room. Great quality, stylish, and a simple way to upgrade any space. They work perfect for my figurines to be displayed.
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Reviewed in the United States on May 19, 2026

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