NA-50080K Top End Kit 79.95/Std 11:1 Pol
NA-50080K Top End Kit 79.95/Std 11:1 Pol
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NA-50080K Top End Kit 79.95/Std 11:1 Pol
Upgrade your engine with the state-of-the-art NA-50080K Top End Kit. Designed for performance enthusiasts, this kit is your ticket to enhanced power and efficiency.
Features of the NA-50080K Top End Kit:
- Complete Top End Kit: Comes with a piston, rings, wrist pin, clips, top end bearing, and a comprehensive gasket kit.
- MOS2 Coated Skirts: Our unique Teflon/Molybdenum (MOS2) coating is rolled on, resulting in a bond that is 10 times stronger than traditional spray-on options. This feature enhances heat transfer, reduces friction, and aids in eliminating cold seizures.
- Machined Smooth Heads: Designed to reflect combustion heat and minimize carbon buildup, these heads can boost horsepower and improve fuel economy by up to 6%.
- Anodized Domes: Enjoy increased heat resistance and durability; our anodized pistons are 75% stronger than their non-anodized counterparts.
- Hypereutectic Casting Process: Offering a higher silicon content, this process reduces expansion rates, provides additional wear resistance, and can endure higher cylinder temperatures.
Why Choose the NA-50080K Top End Kit?
This top end kit is not just about replacement; it's about transformation. Experience superior performance and reliability with components engineered for longevity and power. Whether you're on the racetrack or cruising down the highway, the NA-50080K kit is designed to meet and exceed your expectations.
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.

