The booster and master cylinder decide how your brake pedal feels. With The Right Stuff 63-66 GM & GMC C/K Truck, Master Cylinder & 9" Booster Combination Kit Disc/Drum, you get a new part made for the listed application instead of hunting for a usable original. Why It's Worth It: Restores proper power assist. Correct mounting for the listed application. Listed for 1963-1966 applications as named in the title. From The Right Stuff, converting drum brakes to disc and building brake system parts since 1989. Before You Order: Check firewall and valve cover clearance. Confirm disc/disc or disc/drum setup before ordering. Bleed the master cylinder before installation. Compare with your original part before installing.
Specifications:
| Bleeder Hoses Included: |
Yes |
| Booster Diaphragm Type: |
Single |
| Booster Housing Diameter: |
9 |
| Booster Type: |
Vacuum |
| Bracket Included: |
Yes |
| Brake Pedal Rod Extension Included: |
Yes |
| California Proposition 65: |
Yes |
| Master Cylinder Bore Size: |
1.125 IN |
| Master Cylinder Cap Included: |
Yes |
| Master Cylinder Material: |
Cast Iron |
| Master Cylinder Port Quantity: |
2 |
| Mounting Hardware Included: |
Yes |
| Part Type: |
Power Brake Booster with Brake Master Cylinder |