Pressure Specifications

1985 Chevrolet Blazer 5.0 H, Standard, MY6SECTION Pressure Specifications
WARNING: This page does not describe the selected car, but rather 38 other vehicles, including the 1987 Ford Ranger, 1987 Ford RV Cutaway, 1987 Ford Pickup, 1987 Ford Econoline, and 1987 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
PRESSURE TEST SPECIFICATIONS

Application Idle Pressure - psi (kg/cm) Relief Pressure - psi (kg/cm)
Saginaw Pump 80-125 (5.6-8.8) 1350-1450 (94.9-101.9)
Ford Pump
Bronco II & Ranger 80-125 (5.6-8.8) 950-1130 (66.8-79-4)
All Others 80-125 (5.6-8.8) 1400-1500 (98.4-105.5)
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.