PACCAR MX-13 Oil Capacity (Gal/Qt/L) & Filter Specs
Factory OEM engine oil capacity specifications for PACCAR MX-13. Standard vs deep pan volumes, filter part numbers, drain plug torque & intervals.
PACCAR MX-13 Standard vs. Deep Pan Oil Capacities
Engine oil pan sump capacities depend on the chassis cross-member clearance and severe-duty oil pan configuration:
OEM Filter Part Numbers & Pre-Fill Installation Procedure
Never install replacement oil filters dry. Air pockets in un-primed filters cause momentary oil pressure starvation to the turbocharger and main bearings upon initial engine fire.
Drain Interval Guidelines & 15-Minute Drain-Back Verification
Recommended Oil Change Interval: 40,000 – 60,000 miles (depending on idle time). Severe-duty vocational applications (mining, logging, refuse) should reduce interval by 30% to prevent soot thickening.
After refilling engine oil, idle the engine for 5 minutes to pressurize the oil cooler and filter housing. Shut down the engine on level ground and wait exactly 15 minutes before reading the dipstick to allow full oil drain-back into the sump.
Frequently Asked Questions & OEM Service Guidelines
Verified answers according to official factory service literature and heavy-duty maintenance procedures:
Q: What is the cold valve lash setting on a PACCAR MX13?
Intake valve clearance is 0.016 inches (0.40 mm) and exhaust valve clearance is 0.031 inches (0.80 mm), set using official PACCAR engine barring tool 1453158.
Q: What is the engine oil capacity of a PACCAR MX13 EPA17 engine?
The oil capacity with filter is 42.0 US quarts (10.5 gallons / 39.7 liters) for composite oil pans, and 44.0 quarts (11.0 gallons) for cast aluminum pans.
Related Heavy Diesel Engineering Tools
Cross-reference other factory specifications and diagnostic tools for commercial diesel engines: