Fuel Pressure
WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 1991 Mercury Tracer, 1991 Mercury Topaz, 1991 Mercury Sable, 1991 Mercury Grand Marquis, and 1991 Mercury Cougar. However, it is still accessible from the selected car via links, so may be relevant.
1991 FUEL PRESSURE SPECIFICATIONS (EEC-IV - CARS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) |
|---|---|---|
| 2.3L HSC EFI SEFI | 45-60 (3.2-4.2) | 50-60 (3.5-4.2) |
| 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) |
1991 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) |
1991 FUEL PRESSURE SPECIFICATIONS (DIESEL - TRUCKS)
| Engine | KOER psi (kg/cm2 ) | KOEO psi (kg/cm2 ) |
|---|---|---|
| 7.3L | 41-55 (2.9-3.9) | NA |
1991 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) | ||
| 1.6L | 28-31 (2.0-2.2) | 64-85 (4.5-6.0) | ||
| 1.8L | (1) | 64-85 (4.5-6.0) | ||
| 2.2L | 27-33 (1.9-2.3) | 64-85 (4.5-6.0) | ||
| 2.2L Turbo | 27-33 (1.9-2.3) | 64-85 (4.5-6.0) | ||
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