15
Specifications
Engine
Model
TK486V25 (Tier 4)
Number of Cylinders
4
Cylinder Arrangement
In-line vertical, number 1 on flywheel end
Firing Order
1-3-4-2
Direction of Rotation
Counterclockwise viewed from flywheel end
Fuel Type
No. 2 diesel fuel under normal conditions
No. 1 diesel fuel is acceptable cold weather fuel
Oil Capacity
12 quarts (11.4 liters) crankcase and oil filter
Fill to full mark on dipstick
Oil Type
API Classification CI-4 or better
(ACEA Rating E3 or better for Europe)
Oil Viscosity
14 F to 122 F (-10 C to 50 C): SAE 15W-40 (Synthetic)
5 to 104 F (-15 to 40 C): SAE 15W-40
-13 to 104 F (-25 to 40 C): SAE 10W-40
-13 to 86 F (-25 to 30 C): SAE 10W-30
-22 to 122 F (-30 to 50 C): SAE 5W-40 (Synthetic)
Below -22 F (-30 C): SAE 0W-30 (Synthetic)
Engine rpm:
Low Speed Operation
High Speed Operation
1450 ± 25 rpm
2200 ± 25 rpm
Engine Oil Pressure
18 psig (127 kPa) minimum in low speed
45 to 57 psig (310 to 390 kPa) in high speed
Intake Valve Clearance
0.006 to 0.010 in. (0.15 to 0.25 mm)
Exhaust Valve Clearance
0.006 to 0.010 in. (0.15 to 0.25 mm)
Valve Setting Temperature
70 F (21 C)
Low Oil Pressure Switch (Normally Closed)
17 ± 3 psig (117 ± 21 kPa)
Engine Coolant Thermostat
160 F (71 C)
Engine Coolant Type
ELC (Extended Life Coolant), which is “RED”
Use a 50/50 concentration of any of the following
equivalents:
Chevron Dex-Cool
Texaco ELC
Havoline Dex-Cool®
Havoline XLC for Europe
Shell Dexcool®
Shell Rotella
Saturn/General Motors Dex-Cool®
Caterpillar ELC
Detroit Diesel POWERCOOL® Plus
CAUTION: Do not add “GREEN” or “BLUE-GREEN”
conventional coolant to cooling systems using “RED”
Extended Life Coolant, except in an emergency. If
conventional coolant is added to Extended Life
Coolant, the coolant must be changed after 2 years
instead of 5 years.
Coolant System Capacity
7.5 quarts (7.1 liters)
Radiator Cap Pressure
15 psig (103 kPa)
