Description
NAMURA TOP END REPAIR KIT NA-40008-4K Features
- 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
Fitment
| Make | Model | Year |
|---|---|---|
| Yamaha | YFM400FG Grizzly 4WD [IRS] | 2007 |
| Yamaha | YFM400FG Grizzly 4WD [IRS] | 2008 |
| Yamaha | YFM400FA Kodiak 4WD [SRA] | 2003 |
| Yamaha | YFM400FA Kodiak 4WD [SRA] | 2004 |
| Yamaha | YFM400FA Kodiak 4WD [SRA] | 2005 |
| Yamaha | YFM400FA Kodiak 4WD [SRA] | 2006 |
| Yamaha | YFM400FA Kodiak 4WD [SRA] | 2000 |
| Yamaha | YFM400FA Kodiak 4WD [SRA] | 2001 |
| Yamaha | YFM400FA Kodiak 4WD [SRA] | 2002 |
| Yamaha | YFM400A Kodiak 2WD [SRA] | 2003 |
| Yamaha | YFM400A Kodiak 2WD [SRA] | 2004 |
| Yamaha | YFM400A Kodiak 2WD [SRA] | 2000 |
| Yamaha | YFM400A Kodiak 2WD [SRA] | 2001 |
| Yamaha | YFM400A Kodiak 2WD [SRA] | 2002 |
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