- Authentic replacement for 1955-1964 chevrolet vehicles
- 1-inch bore diameter matched to factory drum brake specs
- Heavy-duty cast iron body ensures long-term durability
- Precision-honed cylinder bore reduces internal seal wear
- Original single circuit configuration for accurate restoration
Designed specifically for 1955 to 1964 Chevrolet passenger cars with drum brakes, this single circuit master cylinder features a 1-inch bore size. Manufactured from heavy cast iron to match factory specifications, it provides authentic mechanical pedal feel and dependable fluid displacement. The precision-honed bore guarantees smooth piston travel and long primary cup seal life. Perfect for factory-restoration projects seeking original fitment and function.