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Remanufactured; With Reservoir
A1 CARDONE Remanufactured Master Cylinders are tested before leaving the factory to ensure like-new performance. Bleeding kits are provided for your convenience, allowing you to spend less time in the garage, and more time on the road. Couple this with CARDONE's Master Cylinder Bench Bleeder Tool - 105000MCB, which cuts typical bleeding procedures in half.


  • 100% computer testing ensures guaranteed, consistent performance
  • 100% new O.E.-quality seals and cups are installed to prevent leakage and ensure like-new performance and reliability. All rubber meets S.A.E. specifications
  • Bleeding tubes are supplied with applicable applications to make the bleeding process faster and easier
  • Bores meet critical micro-finish specifications to eliminate pitting and corrosion, which could cause premature failure
  • Cast iron master cylinders come with premium protective coating to minimize rust, extending on-car and on-shelf life
  • Piston assemblies are 100% height-gauged to meet or exceed O.E.M. performance
  • Plastic reservoirs are 100% vacuum-tested to ensure proper function

Note: Cardone advises that you also inspect your hydraulic hoses to ensure proper brake system performance

Signs of Wear:

  • Spongy or mushy braking
  • Brake fluid leaks
  • Slower stop-times
  • Lower than normal brake fluid levels or needing to replace brake fluid more frequently
  • Brakes locking simultaneously
  • Contaminated Brake Fluid (due to leaking seals)
Installation Instructions
Bleeding Procedures
Bore Diameter (N)1.125"
Installation Hardware IncludedNo
Master Cylinder Color/FinishGray
Master Cylinder MaterialCast Iron
Mounting Hole Quantity2
Package ContentsMaster Cylinder
Port Count2
Primary Port Size9/16 x 18
Product ConditionRemanufactured
Reservoir IncludedYes
Reservoir MaterialCast Iron
Reservoir TypeIntegral
Secondary Port Size1/2 x 20
Alternate/OEM Part Number(s): 3491500, 4089212

Warranty Information:
3 Years/36,000 Miles
Warranty Details