NAMURA NX-70004-CK Top End Repair Kit

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

The NAMURA NX-70004-CK Top End Repair Kit provides a practical solution for restoring performance in compatible powersports engines. Designed as a service replacement kit, it brings together essential top-end components to support an efficient repair and dependable engine operation. This kit is suited for professional technicians, powersports repair facilities, and experienced home mechanics seeking replacement parts from a recognized engine component brand.
The NAMURA NX-70004-CK is supplied as a complete kit configuration, helping simplify parts selection for top-end service work. Verify vehicle, engine, model-year, and application compatibility before installation to ensure the components match the intended repair. Following the engine manufacturer’s service procedures and using appropriate tools during installation will help promote proper fitment and reliable results.
Feature: Complete top-end repair kit configuration
Feature: Brand: NAMURA
Feature: Part Number: NX-70004-CK
Feature: Unit of Measure: Kit
Feature: Intended for compatible powersports engine service and repair
Feature: Supports organized replacement of essential top-end components
The NAMURA NX-70004-CK Top End Repair Kit is a dependable choice for scheduled maintenance, engine rebuilding, and repair applications requiring replacement top-end components. Inspect all included parts before installation, replace worn related components as needed, and confirm clearances, torque specifications, and break-in requirements according to the applicable service manual.

Features:

• Complete top-end repair kit configuration

• Brand: NAMURA

• Part Number: NX-70004-CK

• Unit of Measure: Kit

• Intended for compatible powersports engine service and repair

• Supports organized replacement of essential top-end components