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3 year / 300,000 mile Warranty

Engine Protection 
Qualifying
Engines: 
Most
Heavy Duty (Class 8 Tractors) 
[Original , Factory Exchange
or Factory Rebuilt Engines Only]
Age/Mile Limits:  Class 8: Less Than 650,000 Miles AND 66-Months or Less 
Deductible:
$150
Coverage: 24 Months or 200,000 Miles (whichever
comes first)
Parts and Labor to Repair Failures
For:
 
All Internally Lubricated Parts
Cam Followers 
Camshaft
and Bearings 
Crankshaft
and Main Bearings 
Crankshaft
Hub 
Connecting
Rods & Bearings 
Connecting
Rod Caps & Cap Screws 
Cylinder
Block Casting 
Cylinder
Head Castings and Capscrews 
Cylinder Head Gaskets (Excludes
External Water & Oil Leaks) 
Engine
Gears 
Exhaust
Manifold* 
Flywheel
Housing 
Fuel Pump*
Injectors*
Injector
Lines* 
Intake
Manifold* 
Main
Bearing Bolts 
Oil
Consumption* 
Oil
Cooler, Pan & Pump 
Performance
Complaints* 
Pistons,
Rings & Pins 
Rocker
Arms and Shafts 
Timing Case Cover & Timing
Gears
Turbocharger*
Valves, Valve Push Rods and
Lifters
Valve
Springs and Keepers 
Vibration
Damper* 
Water
Manifold 
Failure of Covered Components
due to Wear-Out 
Progressive Damage on Covered
Components Only Caused by Covered Components
 
* Unique to National Truck Protection
Major Engine Component Protection 
Coverage: Months 25-36 or 200,001 to 300,000 Mi (whichever
comes first)
Parts and Labor to Repair Failures
in Materials or Workmanship for:
Camshaft
Crankshaft
Connecting Rods
Cylinder
Block Casting 
Cylinder Head Castings
Flywheel
Housing 
Oil
Cooler Housing 
Oil Pan
Spacer
Plate / Head 
Timing
Case Cover & Timing Gears 
Progressive Damage on Covered
Components Only Caused by Covered Components