Namura Top End Repair Kit Piston kits & Components NA-50012-BK - 86.94 0.01 11
Namura Top End Repair Kit Piston kits & Components NA-50012-BK - 86.94 0.01 11
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Namura NA-50012-BK Top End Repair Kit
The Namura Top End Repair Kit piston kits & component is a replacement option for Polaris ATV / UTV. Verify fitment against your existing part before ordering.
Features & Benefits
- 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
Specifications
| Model | Top End Repair Kit |
| Product Type | Piston kits & Components |
| Fits | Polaris |
| Vehicle Type | ATV |
| Weight | 2.403 lb |
| Dimensions | 12.01 x 9.65 x 5.12 in |
| Country of Origin | China (Taiwan) |
| Brand | Namura |
| Manufacturer Part Number | NA-50012-BK |
Frequently Asked Questions
How do I verify fitment before ordering?
Compare manufacturer part number NA-50012-BK against your existing part and ATV / UTV. Contact us with your make, model, and year if you need help confirming compatibility.
How much does this product weigh?
This item weighs approximately 2.40 lb.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.
