When building or restoring a classic car, performance upgrades usually start with power and handling—but braking should never be an afterthought. Enter the CPP E-Booster, a next-gen braking solution that’s rewriting the rules for muscle cars. Designed for 1964–72 GMC A-Body, 1967–69 F-Body, and 1968–74 X-Body vehicles, this vacuum-free, electric brake booster kit blends OEM-quality tech with aftermarket versatility.
Part #
Product Takes 7 Days to Ship6874BB24-11C
$569.00
1967-72 A-Body 1967-69 F-Body 1968-74 X-Body, 11 in Chrome Single Diaphragm Firewall Brake Booster & 1.125 in Bore Master Cylinder and Proportioning Valve, works for 2 and 4 Wheel Disc
The CPP Complete Power Brake Booster Kit (Part Number 6874BB24-11C) includes an 11" single chrome plated booster with master cylinder and proportioning valve combo. Compatible with 67-72 A-Body, 67-69 F-Body, and 68-74 X-Body. Suitable for 2 and 4 wheel disc systems.
| Product Name | 11 in Single Chrome Firewall Booster & Master Cylinder, 1967-74 AFX | SKU | 6874BB24-11C |
| Brake Booster Diameter | 11 | Brake Booster Finish | Chrome |
| Brake Booster Type | Single Diaphragm | Master Cylinder Bore Size | 1.125 |
| Master Cylinder Finish | Chrome | Master Cylinder Material | Aluminum |
| Master Cylinder Type | CPP Left Side Ports | Hardware Included | Yes |
| Works With 2 Wheel Disc | Yes | Works With 4 Wheel Disc | Yes |
| Works With 4 Wheel Drum | No | Proportioning Valve Type | Side Mount Left Hand |
| Proportioning Valve Included | Yes | Brake Booster Kit Type | Complete Booster Kits |
| Master Cylinder Included | Yes | Brake Pedal Extension Rod Included | Yes |
| Warranty | Yes | Prop65 | Yes |
| Brand | CPP |
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Customer Questions
This kit includes:
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Fixed
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P/N: 6774SRB-C
- Description: 11in Chrome Power Brake Booster for 64-72 A-Body
- Quantity: 1
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P/N: MC-118-AC
- Description: Chrome Aluminum Power Master Cylinder
- Quantity: 1
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P/N: PVKS-C1
- Description: Proportioning Valve W/Bracket & Lines Chrome Driver's Side, Firewall Mount,, 1/2x20 & 9/16x18 Ports
- Quantity: 1
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P/N: H-BBK
- Description: Basic Booster Install Kit
- Quantity: 1
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P/N: TECH
- Description: Brake Trouble Shooting Guide
- Quantity: 1
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