Toro 520XI - Engine Specifications

Engine Specifications (air-cooled)
Item 73470 73540 (73541) 73560
Manufacturer/Model Kohler/CH18S Kohler/CH20S Kohler/CH22S
Horsepower (kW) 18 HP (13.4 kW) 20 HP (14.9 kW) 22 HP (16.4 kW)
Oil Viscosity Over 0° F (-18° C)
Below 32°F (0° C)
10W-30
5W-20 or 5W-30
10W-30
5W-20 or 5W-30
10W-30
5W-20 or 5W-30
Oil Capacity (With Filter) 2.1 Qts. (2 l) U.S. Qts. U.S. Qts. U.S. Qts.
Spark Plug (Champion # Shown) RC12YC RC12YC RC12YC
Spark Plug Gap .030 in (.76 mm) .030 in (.76 mm) .030 in (.76 mm)
Recommended Engine Speed
(No Load) (International Unit)
3400 RPM
2300 RPM
3400 RPM
2300 RPM
3400 RPM
2300 RPM
Idle Speed 1400 RPM 1400 RPM 1400 RPM
Charging System Output 15 amps 15 amps 15 amps
Head Bolt Torque
30 ft·lb (40.7 N·m)
30 ft·lb (40.7 N·m) 30 ft·lb (40.7 N·m)
Connecting Rod Torque 130 in·lb (17.3 N·m) 130 in·lb (17.3 N·m) 130 in·lb (17.3 N·m)
Flywheel Torque 49 ft·lb (66.4 N·m) 49 ft·lb (66.4 N·m) 49 ft·lb (66.4 N·m)
Engine Specifications (liquid-cooled)
Item 73545 (73546) 73550 (73551)
Manufacturer/Model Kawasaki/FD620D Daihatsu/582447 Diesel
Horsepower (kW) 20 HP (14.9 kW) 23 HP (17.1)
Oil Viscosity Over 40° F (5°C)
Below 40° F (5°C)
10W-30 or 10W-40 Above 0°F (-18°C)
5W-20 or 5W-30 Below 32° F (0° C)
10W-30 or 10W-40 Above 0°F (-18°C)
5W-30 Below 50° F (10°C)
Oil Capacity (With Filter) 1.9 U.S. Qts. (1.8l) 3.5 U.S. Qts. (3.3 l )
Coolant Capacity 4.1 Qts. 5 Qts.
Spark Plug (NGK # Shown) BMR4A N/A
Spark Plug Gap .024 -.028 in (0.6 - 0.7 mm) N/A
Recommended Engine Speed
(International Units)
3400 RPM
2300 RPM
3400 RPM
2200 RPM
Idle Speed 1550 1850
Charging System Output 20 amps 40 amps
Head Bolt Torque 15 ft·lb (21 N·m) 25 ft·lb (34 N·m)
Connecting Rod Torque 15 ft·lb (21 N·m) 27 ft·lb (36 N·m)
Flywheel Torque 80 ft·lb (110 N·m) 35 ft·lb (47 N·m)
1b
SPECIFICATIONS
1-6 5xi Series Tractor Service Manual