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Fuel Pressure|System Diagnosis > < Front Timing Chain Cover - Removal and Installation|Page 1474

Suburban 1/2 Ton 4WD V8-350 5.7L (1986)

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Fuel Pressure: Specifications

Fuel Pressure ...........................................................................................................................................................................  27.5 to 44.8 kPa (4 to 6.5 psi)
Fuel Pump Vacuum .........................................................................................................................................................................  50.6 kPa (15 inches Hg)

Fuel Pressure|System Diagnosis > < Front Timing Chain Cover - Removal and Installation|Page 1474