HomeRaybestos MC39204 Brake Master Cylinder
Part #: MC39204

Raybestos MC39204 Brake Master Cylinder

Element3; New, N/A
4 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Element3; New, N/A
Fitment: Oldsmobile, Cutlass, Cutlass Supreme, F85, and Vista Cruiser
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Reliable Brake Master Cylinder for Oldsmobile Cutlass Models

The Raybestos Element3; New Brake Master Cylinder MC39204 is engineered to restore precise brake hydraulics for your Oldsmobile Cutlass and Cutlass Supreme. Designed with durable iron construction and exact fitment specifications, this master cylinder ensures consistent braking performance.

  • Compatible with Oldsmobile Cutlass and Cutlass Supreme models
  • Constructed from robust iron material for long-lasting durability
  • Features a 1.000 inch bore size for optimal hydraulic pressure
  • Includes two mounting holes with a diameter of 0.406 inches for secure installation
  • Equipped with two ports: primary port thread 9/16"-18 and secondary port thread 1/2"-20

Detailed Specifications of Raybestos MC39204 Brake Master Cylinder

This brake master cylinder from Raybestos is part of the Element3; New product line, which focuses on delivering reliable brake hydraulics components with precise engineering. The iron master cylinder body provides strength and resistance to wear, while the 1.000 inch bore size is designed to maintain proper brake fluid pressure for effective stopping power. The two mounting holes, each with a 0.406 inch diameter, ensure a secure fit on your Oldsmobile Cutlass or Cutlass Supreme. Additionally, the two ports with specific thread sizes (primary port 9/16"-18 and secondary port 1/2"-20) allow for proper brake line connections, maintaining system integrity.

Common Applications and Problem Resolution

  • Restores brake hydraulic pressure in Oldsmobile Cutlass and Cutlass Supreme vehicles
  • Replaces worn or leaking master cylinders causing brake fluid loss
  • Addresses spongy or unresponsive brake pedal issues
  • Fixes brake system leaks due to damaged port threads or seals
  • Improves overall brake system reliability and safety

Installation Notes and Tips

When installing the Raybestos MC39204 brake master cylinder, ensure the mounting holes align precisely with the vehicle’s brake booster or firewall. Use the correct torque specifications for the 0.406 inch diameter mounting holes to avoid damage. Verify that the primary and secondary port threads (9/16"-18 and 1/2"-20 respectively) match your brake line fittings to prevent leaks. Bleed the brake system thoroughly after installation to remove air and restore proper brake pedal feel.

Quality Assurance and Warranty Information

Raybestos Element3; New brake master cylinders are manufactured to meet or exceed OEM standards for fit, form, and function. The iron construction and precise machining contribute to long service life and dependable performance. This part is backed by Raybestos’ quality assurance processes, ensuring consistent reliability. Please refer to Raybestos or your parts supplier for specific warranty details related to the MC39204 brake master cylinder.

BrandRaybestos
Part NumberMC39204
PositionElement3; New, N/A
Bore Size1.000
Master Cylinder MaterialIron
Mounting Hole Diameter0.406
Mounting Hole Quantity2
Number of Ports2
Primary Port Thread A9/16"-18
Secondary Port Thread A1/2"-20

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
1972OldsmobileCutlassN/AElement3; New
1972OldsmobileCutlass SupremeN/AElement3; New
1971OldsmobileCutlassN/AElement3; New
1971OldsmobileCutlass SupremeN/AElement3; New

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

130.620221479180110085474172547425683-36022M2030M39204M82022MCA39204

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.