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Namura Technologies Top End Repair Kit - 0.25mm Oversize to 83.25mm, 8.6:1 Compression - NA-40006-1K

NA-40006-1K

Description

Top End kit includes: piston, rings, wrist pin, clips, top end bearing, and gasket kit
MOS2 (Teflon/Molybdenum) Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray on coatings. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures
Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Some tests have shown this feature can increase horsepower and fuel economy by up to 6%
Anodized Domes Increases heat resistance and durability; pistons with anodized domes are 75% stronger than non-anodized pistons
Hypereutectic Casting Process Provides higher silicon content for reduced expansion rates and additional wear resistance; it also has an ability to withstand higher cylinder temperatures

Product Series

Application List

YearsMakeModelApplicationNotes
2000 - 2004YamahaYFM400 Big Bear 2x4
2000 - 2006YamahaYFM400 Big Bear 4x4
2007 - 2012YamahaYFM400 Big Bear IRS 4x4
1993 - 1999YamahaYFM400F Kodiak 4x4

Shipping Information

  • Item Requires Shipping
  • 5.0 lbs.
  • W6.0000” x H10.0000” x L4.0000”
  • Free Ground Shipping (1 - 5 Days)