GM Universal Cast Iron Master Cylinder 1" Bore; 3/8" Ports on Both Sides Raw

GM Universal Cast Iron Master Cylinder 1" Bore; 3/8" Ports on Both Sides Raw

FITMENT & COMPATIBILITY

• 1964-1972 Buick Skylark

• 1964-1969 Buick Special

• 1967-1969 Chevy Camaro

• 1964-1972 Chevy Chevelle

• 1964-1972 Chevy EI Camino

• 1964-1967 Chevy Malibu

• 1970-1972 Chevy Monte Carlo

• 1964-1971Oldsmobile 442

• 1964-1972 Oldsmobile Cutlass

• 1964-1972 Oldsmobile F85

• 1964-1972 Oldsmobile Vista Cruiser

• 1967-1969 Pontiac Firebird

• 1964-1972 Pontiac GTO

• 1964-1972 Pontiac LeMans

• 1964-1970 Pontiac Tempest

KEY FEATURE

• Designed with a slotted mounting flange (3-1/8" to 3-3/8" center-to-center bolt pattern), compatible with most GM-style brake boosters (7"/8" units) and firewall-mounted setups.

• Built from heavy-duty cast iron with a natural finish, meeting or exceeding OEM specifications for long-term reliability and consistent braking performance.

• Features 3/8" inverted flare ports on both sides, allowing flexible brake line routing for straightforward plumbing and installation.

• Dual-bowl fluid compartments provide independent fluid supply to front and rear brake circuits, adding critical safety redundancy.

MATERIAL & CONSTURCTION

• Brake System Type：Disc/Drum、Drum/Drum

• Bore Size: 1"

• Port Sizes: 3/8"-24 IFF ports on both sides

• Mounting Flange Center to Center Distance : 3-1/8"to3-3/8"

• Material：Cast Iron

• Finish：Raw

WARRANTY & SERVICE

• Warranty: 6 Month Limited

CALIFORNIA PROPOSITION 65 WARNING

⚠ CA WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which can cause cancer and reproductive harm.

To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands.

For more information, visit: www.P65Warnings.ca.gov/motor-vehicle-part