Industrial Engines. The data book can be
ordered from: Engine Manufacturers
Association, Two North LaSalle Street,
Chicago, IL 60602; (312) 827-8733,
(www.enginemanufacturers.org).
Aftermarket Oil Additive Usage
PACCAR does not recommend the use of
aftermarket oil additives. Today's high-
quality engine lubricating oils are very
PACCAR PX-9
Oil Pressure
Regulated oil pressure
Lubricating oil filter capacity
Lubricating oil capacity, low to
high
Total system capacity (oil pan
and new oil filter)
Y53-1185-1D1 (09/16)
sophisticated. Most oils already contain
precise amounts of additives blended into
the lubricating oil to meet stringent
performance requirements.
These oils meet performance
characteristics that conform to the lubricant
industry standards and are sufficient
protection when used according to the
recommendations. Aftermarket lubricating
At Low Idle (minimum allowable)
At Road Speed (minimum allowable)
Standard oil pan
High capacity oil pan
Standard oil pan
High capacity oil pan
ENGINE MAINTENANCE - Engine Oil Specifications
oil additives are not necessary to enhance
engine oil performance and may in some
cases reduce the oil's capability to protect
the engine.
Engine Oil Specifications
Engine oil system specifications.
Pan only
Cylinder block stiffener plate
Pan only
Cylinder block stiffener plate
10 psi (69 kPa)
30 psi (207 kPa)
55 psi (379 kPa)
4 qt (3.78 liters)
16 to 20 qt (15.1 to 18.9 liters)
19 to 23 qt (18 to 21.8 liters)
20 to 24 qt (18.9 to 22.7 liters)
24 qt (22.7 liters)
27 qt (25.6 liters)
28 qt (26.5 liters)
43
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