Power Brake Conversion Kit for Select 1964-1972 Chevrolet, Buick, Oldsmobile, Pontiac Models [Disc/Disc]
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JEGSPART NUMBER: 555-631240

Power Brake Conversion Kit for Select 1964-1972 Chevrolet, Buick, Oldsmobile, Pontiac Models [Disc/Disc]

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GM Car, Disc Front & Drum Rear
Power Brake Conversion Kit
  • Select 1964-72 Chevrolet, Buick, Olds, Pontiac Models
  • Disc/Disc
  • Includes:
    • 9 in. Brake Booster
    • 1 in. Bore Master Cylinder
    • Proportion Valve
    • Pre-Bent Brake Lines
    • Pedal Rod Extension w/Clevis

      JEGS 631240 is designed to upgrade your classic ride from manual to power brakes. This kit includes a dual reservoir master cylinder, replacing the original single reservoir system. This translates to an easier pedal when stopping the car, and a safer braking system when on the street or the track.

      JEGS 555-631240 Power Brake Conversion Kit Features:

      • Black Polished Aluminum Flat Top Master Cylinder 
      • Aluminum Proportioning Valve
      • Stainless Steel Lines from Proportioning Valve to Master Cylinder
      • Black Powder-Coated Booster Brackets
      • Black Powder-Coated Left Mount Proportioning Valve Bracket

      Application Fitment:

      • 1964-1972 GM A-Body
        • 1964-1972 Chevrolet Chevelle
        • 1964-1972 Chevrolet El Camino
        • 1964-1967 Chevrolet Malibu
        • 1970-1972 Chevrolet Monte Carlo
        • 1964-1972 Pontiac GTO
        • 1964-1972 Pontiac Lemans
        • 1964-1972 Buick Skylark
        • 1964-1969 Buick Special
        • 1964-1970 Pontiac Tempest
        • 1964-1971 Oldsmobile 442
        • 1964-1972 Oldsmobile Cutlass
        • 1964-1972 Oldsmobile F85
        • 1964-1972 Oldsmobile Vista Cruiser
      • 1967-1969 GM F-Body
        • 1967-1969 Chevrolet Camaro
        • 1967-1969 Pontiac Firebird
      • 1968-1974 GM X-Body
        • 1968-1974 Chevy Nova
  • Part TypeBrake Master Cylinder and Booster Assembly
    BrandJEGS
    Package Height10.8
    Package Width13.0
    Package Length15.2
    Weight17.95 PG
    Part CategoryReplacement Parts
    Rear Brake TypeDisc
    Brake Booster FinishBlack Powder Coat
    Brake Booster TypeDual Vacuum diaphragm
    Master Cylinder FinishBlack
    Master Cylinder Cap IncludedYes
    Brake Booster IncludedYes
    Master Cylinder Bore Size1 in (25.4 mm)
    Mounting Hardware IncludedYes
    Part FitmentSemi Universal
    Brake Booster Diameter9 in (228.6 mm)
    Brake Pedal Rod Extension IncludedYes
    Vendor Part NumberGM-412
    Package Qty1
    Package TypeEA
    No Questions
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    Some parts are not legal for use in California or other states with similar laws / regulations
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