Fuel Pump Pressures
FUEL PUMP SPECIFICATIONS (KEY ON/ENGINE OFF)
| Application | psi (kg/cm2 ) | ||||||
|---|---|---|---|---|---|---|---|
| Electric Fuel Pump | |||||||
| DFI | (2) 9-12 (.6-.8) | ||||||
| EFI (1) | 38-44 (2.6-2.0) | ||||||
| PFI | |||||||
| 2.0L | 35-38 (2.5-2.7) | ||||||
| 3.0L | 40-47 (2.8-3.3) | ||||||
| 3.8L | 34-40 (2.4-2.8) | ||||||
| 3.8L "3800" | 40-47 (2.8-3.3) | ||||||
| All Others | 40-47 (2.8-3.3) | ||||||
| TBI | 9-13 (.6-1.1) | ||||||
| Mechanical Fuel Pump | |||||||
| 1.6L (1) | (2) | ||||||
| 5.0L & 5.7L | 5.5-6.5 (.3-.45) | ||||||
|
|||||||