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Marine Engines
7 Year - 500 Hour Warranty
Domestic Engines
7 Year - 70,000 Mile Warranty
Import Engines
7 Year - 70,000 Mile Warranty
Inspection Of Engine Prior To Installation
  • Check for freight damage and dirt contamination of the engine.
  • Check for proper valve train and fuel injection timing.
  • Check that ALL oil gallery plugs are installed, tightened and sealed.
  • Check that ALL freeze plugs are installed and sealed.
  • Check that temperature recording labels or heat tabs on the block and the heads are installed.
  • Check application of product - make sure the mounting holes, bell housing, crank shaft snout, flywheel mounting flange, bolt hole patterns, pilot shaft hole, smog/non-smog application, etc., are the same on the new product as on the old by comparing casting numbers and mounting holes.

See our other websites  usenginesinc.com - usmarineengine.com 

 

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Best oil to use in marine engines is 10-30 racing oil.
This oil has zinc added your engine will last longer.
Zinc makes oils stick to your engine parts.
Don't use racing oils with converters.