Fuel Pressure
WARNING: This page does not describe the selected car, but rather 26 other vehicles, including the 1990 Mercury Topaz, 1990 Mercury Sable, 1990 Mercury Grand Marquis, 1990 Mercury Cougar, and 1990 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
1990 FUEL PRESSURE SPECIFICATIONS (EEC-IV - CARS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) |
|---|---|---|
| 1.9L CFI | 13-17 (0.9-1.2) | 13-17 (0.9-1.2) |
| 2.3L HSC EFI | 45-60 (3.2-4.2) | 50-60 (3.5-4.2) |
| 2.5L CFI | 35-55 (2.5-3.9) | 35-55 (2.5-3.9) |
| 3.0L SHO SEFI | 28-33 (2.0-2.3) | 30-45 (2.1-3.2) |
| 3.8L SC SEFI | 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) |
1990 FUEL PRESSURE SPECIFICATIONS (EEC-IV - TRUCKS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) |
|---|---|---|
| 4.9L EFI | 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) |
1990 FUEL PRESSURE SPECIFICATIONS (DIESEL - TRUCKS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) |
|---|---|---|
| 7.3L | 41-55 (2.9-3.9) | NA |
1990 FUEL PRESSURE SPECIFICATIONS (EEC - CARS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) |
|---|---|---|
| 1.3L | 25-31 (1.8-2.2) | 64-85 (4.5-6.0) |
| 1.8L | 30-37 (2.1-2.6) | 35-45 (2.5-3.2) |
| 2.2L | 27-40 (1.9-2.8) | 64-85 (4.5-6.0) |
| 2.2L Turbo | 27-40 (1.9-2.8) | 64-85 (4.5-6.0) |