COOLING(H4SO) > General Description
• Non-turbo model
|
Engine |
SOHC |
DOHC Non-turbo | ||
|
Cooling system |
Electric fan + Forced engine coolant circulation system | |||
|
Total engine coolant capacity |
L (US qt, Imp qt) |
AT: Approx. 6.5 (6.87, 5.72) MT: Approx. 6.6 (6.98, 5.81) | ||
|
Water pump |
Type |
Centrifugal impeller type | ||
|
Discharge performance I |
Discharge rate |
20 L (5.3 US gal, 4.4 Imp gal)/min. | ||
|
Pump speed — Discharge pressure |
760 rpm — 2.9 kPa (0.3 mAq) | |||
|
Engine coolant temperature |
80°C (176°F) | |||
|
Discharge performance II |
Discharge rate |
100 L (26.4 US gal, 22.0 Imp gal)/min. | ||
|
Pump speed — Discharge pressure |
3,000 rpm — 49.0 kPa (5.0 mAq) | |||
|
Engine coolant temperature |
80°C (176°F) | |||
|
Discharge performance III |
Discharge rate |
200 L (52.8 US gal, 44.0 Imp gal)/min. | ||
|
Pump speed — Discharge pressure |
6,000 rpm — 225.4 kPa (23.0 mAq) | |||
|
Engine coolant temperature |
80°C (176°F) | |||
|
Impeller diameter |
76 mm (2.99 in) | |||
|
Number of impeller vanes |
8 | |||
|
Pump pulley diameter |
60 mm (2.36 in) | |||
|
Clearance between impeller and case |
0.5 — 1.5 mm (0.020 — 0.059 in) | |||
|
Thermostat (Engine) |
Type |
Wax pellet type | ||
|
Starts to open |
80 — 84°C (176 — 183°F) |
76 — 80°C (169 — 176°F) | ||
|
Fully opens |
95°C (203°F) |
91°C (196°F) | ||
|
Valve lift |
9.0 mm (0.354 in) or more | |||
|
Valve bore |
35 mm (1.38 in) | |||
|
Thermostat (ATF warmer) |
Type |
— |
Wax pellet type | |
|
Starts to open |
— |
69 — 73°C (156 — 163°F) | ||
|
Fully opens |
— |
84°C (183°F) | ||
|
Valve lift |
— |
8.0 mm (0.31 in) or more | ||
|
Valve bore |
— |
26 mm (1.02 in) | ||
|
Radiator fan |
Motor input |
Main fan |
70 W | |
|
Sub fan |
70 W | |||
|
Fan diameter / Blade |
320 mm (12.60 in) /5 (main fan) 320 mm (12.60 in) / 7 (sub fan) | |||
|
Radiator |
Type |
Down flow | ||
|
Core dimensions |
Width × Height × Thickness |
691.5 × 360 × 16 mm (27.22 × 14.17 × 0.63 in) | ||
|
Pressure range in which cap valve is open |
Above: 108±15 kPa (1.1±0.15 kg/cm2, 16±2 psi) Below: −1.0 — −4.9 kPa (−0.01to −0.05 kg/cm2, −0.1 to −0.7 psi) | |||
|
Fins |
Corrugated fin type | |||
|
Reservoir tank |
Capacity |
0.5 L (0.5 US qt, 0.4 Imp qt) | ||
|
Coolant |
Recommended materials |
Item number |
Alternative |
|
Coolant |
SUBARU coolant |
000016218 |
Non-amine type |
|
Water for dilution |
Distilled water |
— |
Soft water or tap water |
• Turbo model
|
Engine |
DOHC Turbo | |||
|
Cooling system |
Electric fan + Forced engine coolant circulation system | |||
|
Total engine coolant capacity |
L (US qt, Imp qt) |
AT: 7.3 (7.71, 6.42) MT: 7.4 (7.82, 6.51) | ||
|
Water pump |
Type |
Centrifugal impeller type | ||
|
Discharge performance I |
Discharge rate |
20 L (5.3 US gal, 4.4 Imp gal)/min. | ||
|
Pump speed — Discharge pressure |
760 rpm — 2.9 kPa (0.3 mAq) | |||
|
Engine coolant temperature |
80°C (176°F) | |||
|
Discharge performance II |
Discharge rate |
100 L (26.4 US gal, 22.0 Imp gal)/min. | ||
|
Pump speed — Discharge pressure |
3,000 rpm — 49.0 kPa (5.0 mAq) | |||
|
Engine coolant temperature |
80°C (176°F) | |||
|
Discharge performance III |
Discharge rate |
200 L (52.8 US gal, 44.0 Imp gal)/min. | ||
|
Pump speed — Discharge pressure |
6,000 rpm — 225.4 kPa (23.0 mAq) | |||
|
Engine coolant temperature |
80°C (176°F) | |||
|
Impeller diameter |
76 mm (2.99 in) | |||
|
Number of impeller vanes |
8 | |||
|
Pump pulley diameter |
60 mm (2.36 in) | |||
|
Clearance between impeller and case |
0.5 — 1.5 mm (0.020 — 0.059 in) | |||
|
Thermostat |
Type |
Wax pellet type | ||
|
Starts to open |
76 — 80°C (169 — 176°F) | |||
|
Fully opens |
91°C (196°F) | |||
|
Valve lift |
9.0 mm (0.354 in) or more | |||
|
Valve bore |
35 mm (1.38 in) | |||
|
Radiator fan |
Motor input |
Main fan |
120 W | |
|
Sub fan |
120 W | |||
|
Fan diameter / Blade |
320 mm (12.60 in) /5 (main fan) 320 mm (12.60 in) / 7 (sub fan) | |||
|
Radiator |
Type |
Down flow | ||
|
Core dimensions |
Width × Height × Thickness |
691.5 × 360 × 16 mm (27.22 × 14.17 × 0.63 in) | ||
|
Pressure range in which cap valve is open |
Coolant filler tank side |
Above: 108±15 kPa (1.1±0.15 kg/cm2, 16±2 psi) Below: −1.0 — −4.9 kPa (−0.01to −0.05 kg/cm2, −0.1 to −0.7 psi) | ||
|
Radiator side |
Above only: 137±14.7 kPa (1.40±0.15 kgf/cm², 20±2.1 psi) | |||
|
Fins |
Corrugated fin type | |||
|
Reservoir tank |
Capacity |
0.5 L (0.5 US qt, 0.4 Imp qt) | ||
|
Coolant |
Recommended materials |
Item number |
Alternative |
|
Coolant |
SUBARU coolant |
000016218 |
Non-amine type |
|
Water for dilution |
Distilled water |
— |
Soft water or tap water |