| Engine | KOER psi (kg/cm 2 ) | KOEO psi (kg/cm 2 ) |
|---|
| 1.3L | 25-31 (1.8-2.2) | 64-85 (4.5-6.0) |
| 1.6L | 28-31 (2.0-2.2) | 64-85 (4.5-6.0) |
| 1.8L | 30-37 (2.1-2.6) | 64-85 (4.5-6.0) |
| 2.0L | 37-45 (2.6-3.2) | 64-92 (4.5-6.5) |
| 2.5L | 39-45 (2.8-3.2) | 72-92 (5.1-6.5) |
| 2.3L HSC MFI | 45-60 (3.2-4.2) | 50-60 (3.5-4.2) |
| 3.0L SHO SFI | 28-33 (2.0-2.3) | 30-45 (2.1-3.2) |
| 3.8L SC SFI | 30-40 (2.1-2.8) | 35-40 (2.5-2.8) |
| All Others | 30-45 (2.1-3.2) | 35-40 (2.5-2.8) |
1993 FUEL PRESSURE SPECIFICATIONS (CARS - GASOLINE)
| Engine | KOER psi (kg/cm 2 ) | KOEO psi (kg/cm 2 ) |
|---|
| 3.0L | 35-38 (2.5-2.7) | 40-43 (2.8-3.0) |
| 4.9L MFI | 45-60 (3.2-4.2) | 50-60 (3.5-4.2) |
| All Others | 30-45 (2.1-3.2) | 35-45 (2.5-3.2) |
1993 FUEL PRESSURE SPECIFICATIONS (TRUCKS - GASOLINE)
| Engine | Psi (kg/cm 2 ) |
|---|
| 6.6L & 7.8L |
| At Fuel Filter Inlet | 15-30 (1.05-2.11) |
| At Fuel Filter Outlet | 15-28 (1.05-1.96) |
| At Fuel Return Line | 6 (.42) |
| 7.3L |
| At Fuel Filter Inlet (1) | 2 (.14) |
| At Fuel Filter Outlet (2) | 1 (.07) |
| At Fuel Return Line (2) | 2 (.14) |
| FD-1060 |
| Maximum Pressure At Injection Pump |
| 160 hp | 10 (.70) |
| Except 160 hp | 25 (1.76) |
| Transfer Pump Output |
| 160 hp | 3-7 (.21-.49) |
| Except 160 hp | 18-28 (1.26-1.96) |
| FD-1460 |
| Maximum Pressure At Injection Pump | 25 (1.76) |
| Transfer Pump Output | 18-28 (1.26-1.96) |
| (1) Measured at idle. (2) Measured at 3300 RPM. |
1993 FUEL PRESSURE SPECIFICATIONS (TRUCKS - DIESEL)
| Engine | Psi (kg/cm 2 ) |
|---|
| All Models | 1.25-1.5 (.09-.11) |
1993 FUEL PRESSURE SPECIFICATIONS (LPG)
