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2 year / 200,000 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: None
Deductible: $150
Coverage: 12 Months or 100,000 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 
alt="Failure of Covered Components due to Wear-Out ">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 13-24 or 100,001 to 200,000 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