Description: NAMURA TOP END REBUILD KITNamura Technologies Part Number NA-50004KFITS: POLARIS 500 XPLORER/MAGNUM 1996-03* 91.97mm Piston Size (For Standard Bore Cylinder) POLARIS ALL SPORTSMAN/SCRAMBLER 500 1996-13* 91.97mm Piston Size (For Standard Bore Cylinder) POLARIS SPORTSMAN 500 FOREST TRACTOR 2014* 91.97mm Piston Size (For Standard Bore Cylinder) POLARIS ATP 500 H.O. 4X4 2004-05* 91.97mm Piston Size (For Standard Bore Cylinder) POLARIS BIG BOSS 6X6 1998-00* 91.97mm Piston Size (For Standard Bore Cylinder) POLARIS RMK 4X4 1999-02* 91.97mm Piston Size (For Standard Bore Cylinder) POLARIS RANGER 500 2X4/4X4 1999-13 91.97mm Piston Size (For Standard Bore Cylinder) Namura Standard Bore Piston , Wrist Pin, Circlips, Piston Rings. (2 Stroke Models Will Include Wrist Pin Bearing Unless Otherwise Noted In RED Above)Top End Gasket Kit Included. Cylinder/Head not included. -Namura pistons have Molybdenium/Teflon skirt coatings to minimize resistance for extended life. -All Namura pistons have anodized domes and high silicone content for superior heat resistance and strength. MOS2 (Teflon/Molybdenum) Coated SkirtsA 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 HeadsReflects 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 DomesIncreases heat resistance and durability; pistons with anodized domes are 75% stronger than non-anodized pistons.Hypereutectic Casting ProcessProvides higher silicon content for reduced expansion rates and additional wear resistance; it also has an ability to withstand higher cylinder temperatures.Piston RingsNamura rings are made by Riken, the world's largest OEM manufacturer and are the same OEM rings used on more motorcycles and ATV's than any other brand Kit components as shown in photo. Professional installation recommended by a certified mechanic, shop or dealer in the powersports industry. PO BOXES - If you have a PO BOX, please provide BOTH PO Box and physical street address at checkout. The PO Box can be added to the second address line after your physical address. Return Policy - If you have received the wrong part number or kits are missing components, please contact us immediately. We will fix the problem by shipping a replacement or replacement components on a case by case basis.If for any reason you aren't happy with your purchase or and item was ordered by mistake you may return the product within 30 days of the delivery date. The product must be unused, in re-sellable condition and include all original packaging and/or tags. Please use the automated returns process in eBay from your order history and select the appropriate reason for return. International Buyers – We use eBay eBay International Shipping (eIS) for all exports to outside of the USA. See eBay International Shipping for more details. Powered by SixBit's eCommerce Solution
Price: 147.55 USD
Location: Indianapolis, Indiana
End Time: 2025-01-19T03:11:07.000Z
Shipping Cost: N/A USD
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Item Specifics
Return shipping will be paid by: Seller
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Return policy details:
Brand: Namura Technologies
Manufacturer Part Number: NA-50004K
Part Brand: NA-50004K
Item Condition: NEW
MPN: NA50004K
