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

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.