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![Power Brake Booster Conversion Kit 1 1/8 in. Bore [Disc/Drum]](https://www.jegs.com/images/mini_750/500/555/555-631018.jpg)
Vehicle Info NeededJEGSPART NUMBER: 555-631018
Power Brake Booster Conversion Kit 1 1/8 in. Bore [Disc/Drum]
$45999$496.79You Save$36.80
Ships on 09/11/2026
Lowest Price GuaranteeUniversal
Power Brake Booster Conversion kitDisc/Drum 8 in. Black Dual Diaphragm Booster 1 1/8 in. Bore Master Cylinder w/Oval Flat To Includes:
- Brackets
- Pedal Rod Extension
- Clevis
- Stainless Steel Lines
- Proportioning Valve
JEGS 631018 Power Brake Booster Conversion Kit Features:
- 8 in. Dual Black Powder Coated Brake Booster
- Chrome Laser-Cut Firewall Pedal
- Brake Linkage
- 1 1/8 in. Bore Oval Black Powder Coated Aluminum Master Cylinder
- Left Mount Proportioning Valve Kit Disc, Drum
- Pre-Bent Brake Lines & Mounting Bracket
Improve Your Stopping Distance with a Power Brake Conversion Kit
JEGS power brake conversion kits provide better stopping distance to increase vehicle safety by transforming your manual brakes into an improved power-assisted system. All power brake conversion kits include a master cylinder, power brake booster, mounting brackets, and other necessary components for easy installation. We offer several style options to meet your brake improvement needs.
Part TypeBrake Master Cylinder and Booster Assembly
Product LineJEGS Power Brake Booster Conversion Kits
BrandJEGS
Package Height10.9
Package Width12.9
Package Length15.4
Weight16.15 PG
Part CategoryReplacement Parts
Master Cylinder Stroke1 in (25.4 mm)
Rear Brake TypeDrum
Master Cylinder FinishBlack Powder Coat
Mounting Hole Quantity4 holes
QuantitySold as an Assembly
Mounting Hardware IncludedYes
Reservoir MaterialAluminum
Part FitmentSemi Universal
Reservoir IncludedYes
Vendor Part NumberGM-401
Package Qty1
Package TypeEA
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