ROCHESTER Models 4MC & 4MV 4-Barrel

• Model 4MV
  • CHEVROLET & GMC
• Model 4MC
  • GMC
• Carburetor Identification
• Carburetor Description
• Adjustment
  • Hot (Slow) Idle Rpm
  • Cold (Fast) Idle Rpm
  • Accelerator Linkage
  • Float Level
  • Accelerator Pump Rod
  • Idle Vent
    • 1968 All Models
    • 1969 All Models
  • Vacuum Break
    • 1968-70 All Models, 1971 402" Models
    • 1971 350" Models
    • 1972-74 All Models
  • Choke Rod (Fast Idle Cam)
    • All Models 4 MV Carburetors
    • All Models 4 MC Carburetors
  • Unloader
  • Secondary Throttle Lockout
    • Opening Clearance
    • Secondary Lockout Pin Side Clearance
  • Air Valve Dashpot
    • 1968-71 All Models
    • 1972-74 All Models
• Overhaul
  • Disassembly
    • Air Horn
    • Float Bowl
    • Automatic Choke Disassembly (4MC Carb.)
    • Throttle Body
  • Cleaning And Inspection
  • Reassembly
    • Notes
    • Automatic Choke Reassembly (4MC Carb.)
    • Vacuum Break Installation
    • Air Horn Installation