Description

Raybestos MC39952 (Element3 Brake Master Cylinder):
Specifications

Part Number: MC39952
Series: Element3
Material: Aluminum
Bore Size: 28.60 mm
Number of Ports: 2
Primary Port Thread: M12 x 1.0
Secondary Port Thread: M11 x 1.5
Mounting Hole Diameter: 0.433 in
Mounting Hole Quantity: 2
Reservoir Included: Yes (Plastic)
Weight: ~3.77 lbs
Dimensions: Approx. 10.41″ L × 6.5″ W × 6.03″ H
Features & Benefits

100% pressure tested for leak-free performance
Meets OE specifications for fit, form, and function
EPDM and SBR rubber components for heat and corrosion resistance
Comes ready to install (no assembly required)
Limited lifetime warranty
Designed to prevent brake drag and ensure consistent braking
Vehicle Compatibility
Commonly fits:

1991–1992 Buick Roadmaster & Commercial Chassis
1991–1992 Chevrolet Caprice & Commercial Chassis
1991–1992 Oldsmobile Custom Cruiser
(Always verify fitment for your specific vehicle)