HomeRaybestos MC39742 Brake Master Cylinder
Part #: MC39742

Raybestos MC39742 Brake Master Cylinder

Element3; New, N/A
3 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$141.71Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
Element3; New, N/A
Fitment: Mercury, Tracer
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Brake Master Cylinder for Mercury Tracer

The Raybestos Element3; New Brake Master Cylinder MC39742 is designed specifically for Mercury Tracer models. Engineered with precision, this brake master cylinder ensures consistent hydraulic pressure for safe and effective braking performance.

  • Constructed from durable iron material for long-lasting strength
  • Features a bore size of 0.875 inches for optimal fluid displacement
  • Includes two mounting holes with a diameter of 0.335 inches for secure installation
  • Equipped with two ports, both with M10x1 thread size for compatibility with standard brake lines
  • Compatible with Mercury Tracer brake hydraulic systems

About the Raybestos Element3; New Product Line

The Element3; New line from Raybestos focuses on delivering reliable brake hydraulics components that meet or exceed OEM specifications. This product line emphasizes quality materials and precise engineering, making the MC39742 brake master cylinder a suitable replacement part for maintaining the braking system integrity of Mercury Tracer vehicles.

Detailed Product Description

This brake master cylinder is crafted from iron, providing the necessary durability to withstand the pressures of brake fluid operation. The 0.875-inch bore size is designed to deliver consistent hydraulic pressure, ensuring responsive brake pedal feel. With two mounting holes sized at 0.335 inches in diameter, installation is straightforward and secure. The two ports, both threaded M10x1, allow for easy connection to the brake lines, maintaining proper fluid flow within the brake hydraulic system.

Common Applications and Issues Addressed

  • Restores proper brake pedal pressure and responsiveness
  • Replaces worn or leaking master cylinders causing brake fluid loss
  • Eliminates spongy or inconsistent brake pedal feel
  • Addresses brake system hydraulic failures in Mercury Tracer models
  • Prevents brake fluid contamination and system air intrusion

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Carefully remove the old master cylinder and inspect the brake lines for wear or damage. Use the two 0.335-inch mounting holes to align and secure the new MC39742 master cylinder. Confirm that both M10x1 threaded ports are properly connected to the brake lines to prevent leaks. After installation, bleed the brake system thoroughly to remove any air and verify proper brake pedal operation.

Quality Assurance and Warranty

Raybestos manufactures the MC39742 brake master cylinder to meet strict quality standards, ensuring reliable performance in Mercury Tracer brake systems. The Element3; New product line is backed by Raybestos' commitment to durability and precision. Please refer to Raybestos documentation for specific warranty details applicable to this part.

BrandRaybestos
Part NumberMC39742
PositionElement3; New, N/A
Bore Size0.875
Master Cylinder MaterialIron
Mounting Hole Diameter0.335
Mounting Hole Quantity2
Number of Ports2
Primary Port Thread AM10x1
Secondary Port Thread AM10x1

This part fits 3 vehicles. Search below:

YearMakeModelPositionNotes
1989MercuryTracerN/AElement3; New
1988MercuryTracerN/AElement3; New
1987MercuryTracerN/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:

072-8590130.45403131.4540313349287483-14403E150276E8GY2140BF119354M39742M53403M53403EMC1193542MC121MC512430

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