This is a CUSTOMER RETURNED Chrome 11” Power Brake Booster and Master Cylinder for 1973-93 Chevy GMC Trucks. 

***CUSTOMER NEEDED SMALLER BOOSTER INSTEAD AND RETURNED.  PACKAGING HAS BEEN OPENED AND PARTS WERE MOCKED UP, BUT INSTALLATION WAS NOT COMPLETED AND PARTS ARE STILL LIKE NEW...SAVE $$$

Upgrade your 1973-93 Chevrolet or GMC truck to an 11" single diaphragm power brake booster and 1" bore master cylinder. This kit can be used to convert a manual brake truck to power brakes or used as a replacement for factory power brake equipped trucks.  Note: Please confirm that you have clearance for 11" diameter booster before making purchase.


Kit includes:
  • Chrome 11" Single Diaphragm Power Brake Booster
  • Chrome 1" Bore Bail Top Master Cylinder with 1/2" & 9/16" ports on both sides (includes plugs for ports you don't use)
  • Chrome Bolt-on Firewall Mounting Bracket

Applications include, but not limited to:
  • 1973-1974 Chevrolet Blazer
  • 1987-1991 Chevrolet Blazer
  • 1975-1986 Chevrolet K5 Blazer
  • 1975-1986 Chevrolet C10
  • 1973-1986 Chevrolet C10 Suburban
  • 1975-1986 Chevrolet K10
  • 1973-1986 Chevrolet K10 Suburban
  • 1987 Chevrolet R10
  • 1987-1988 Chevrolet R10 Suburban
  • 1989-1991 Chevrolet R1500 Suburban
  • 1987 Chevrolet V10
  • 1987-1988 Chevrolet V10 Suburban
  • 1989-1991 Chevrolet V1500 Suburban
  • 1973-1974 Chevrolet C10 Pickup
  • 1973-1974 Chevrolet K10 Pickup
  • 1979-1986 GMC C1500
  • 1979-1986 GMC C1500 Suburban
  • 1979-1986 GMC K1500
  • 1979-1986 GMC K1500 Suburban
  • 1987-1991 GMC R1500 Suburban
  • 1987-1991 GMC V1500 Suburban
  • 1975-1978 GMC C15
  • 1975-1978 GMC C15 Suburban
  • 1973-1991 GMC Jimmy
  • 1975-1978 GMC K15
  • 1975-1978 GMC K15 Suburban
  • 1987 GMC R1500
  • 1987 GMC V1500
  • 1973-1974 GMC C15/C1500 Pickup
  • 1973-1974 GMC C15/C1500 Suburban
  • 1973-1974 GMC K15/K1500 Pickup
  • 1973-1974 GMC K15/K1500 Suburban