NA-50012-4K Top End Kit 87.93/+1.00 11:1 Pol
NA-50012-4K Top End Kit 87.93/+1.00 11:1 Pol
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NA-50012-4K Top End Kit 87.93/+1.00 11:1 Pol
Unleash the full potential of your engine with the NA-50012-4K Top End Kit, designed for unparalleled performance and durability. This comprehensive kit is the ultimate solution for enhancing your engine's efficiency and longevity.
Key Features:
- Complete Top End Kit: Includes piston, rings, wrist pin, clips, top end bearing, and a comprehensive gasket kit for a hassle-free installation.
- MOS2 (Teflon/Molybdenum) Coated Skirts: Experience superior performance with a rolled-on application process that provides a bond 10 times stronger than traditional coatings, enhancing heat transfer and reducing friction.
- Machined Smooth Heads: Reflects combustion heat effectively while reducing carbon buildup, protecting your piston and potentially increasing horsepower and fuel economy by up to 6%.
- Anodized Domes: These durable pistons feature 75% more strength compared to non-anodized options, significantly boosting heat resistance and longevity.
- Hypereutectic Casting Process: This advanced process provides higher silicon content, leading to reduced expansion rates, enhanced wear resistance, and the ability to withstand higher cylinder temperatures.
Why Choose the NA-50012-4K Top End Kit?
Whether you're looking to optimize your engine's performance on the track or extend its lifespan on the road, this top end kit delivers unmatched quality and innovation. With its robust features and superior materials, it is the perfect upgrade for any serious automotive enthusiast.
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.

