7-Inch Chrome Brake Booster and Master Cylinder Kit for 1955–1957 Bel Air
Let Northline Parts Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
- 1955–1957 Chevrolet Bel Air with matching brake-conversion setup
Product Overview
Builders use a kit like this when adding power assist or converting a manual brake system. Pedal feel and safe operation depend on the entire brake system, not just the booster.
Confirm mounting bracket geometry, pedal ratio, engine vacuum, master-cylinder bore and disc/drum plumbing. Brake conversion work requires proper bleeding and testing.
Key Features & Performance
- Package / configuration: Pair or kit as described in the listing; verify included pieces against product photos
- Application: 1955–1957 Chevrolet Bel Air with matching brake-conversion setup
- Fitment check: Confirm mounting bracket geometry, pedal ratio, engine vacuum, master-cylinder bore and disc/drum plumbing. Brake conversion work requires proper bleeding and testing.
Replaces / Cross-References
No additional interchange numbers have been confirmed for this exact configuration.
What Is Included
The product described in this listing; confirm package quantity, left/right position and included hardware in the product photos before ordering.
Fitment Notes
Confirm mounting bracket geometry, pedal ratio, engine vacuum, master-cylinder bore and disc/drum plumbing. Brake conversion work requires proper bleeding and testing.
Frequently Asked Questions
Is this an OEM part? No. This listing is for an aftermarket replacement or accessory unless expressly stated otherwise. Manufacturer names are used to identify applications.
How can I confirm fitment? Compare the original part number and the mechanical or electrical configuration. Use a VIN, engine code or equipment serial number when the catalog has multiple variants.
Part Summary
Keywords: 7-inch chrome brake booster and master cylinder kit, brake booster kits, 1955–1957 Chevrolet Bel Air with matching brake-conversion setup.
Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.