Namura Standard Bore Size C Top End Kit for Kawasaki STX-15F fits 2004-2019 83mm

Namura Standard Bore Size C Top End Kit for Kawasaki

This Namura Standard Bore Size C Top End Kit directly replaces the top end components on Kawasaki STX-15F personal watercraft from 2004 to 2019, restoring compression with an 83mm bore size.

Overview

The Namura Standard Bore Size C Top End Kit is a complete top end assembly designed for the Kawasaki STX-15F, covering model years 2004 through 2019. This kit includes the piston, rings, wrist pin, and circlips for a reliable rebuild. With an 83mm bore size, this Standard Bore Size C Top End Kit ensures proper fitment and performance for your Kawasaki STX-15F.

Built For Performance

• Premium cast piston designed for high-rpm operation
• Phosphorus-coated wrist pin reduces friction
• High-strength rings provide consistent compression sealing
• Includes all necessary gaskets and seals for installation
• Precision-machined to OEM specifications for reliable fit

Fits These Machines

• for Kawasaki STX-15F (2004-2019)

On-The-Job Use

• Replacing worn top end in personal watercraft
• Restoring lost power and compression in high-mileage engines
• Performing scheduled engine rebuilds for recreational watercraft
• Upgrading performance on lake and ocean riding

Specs At A Glance

Good To Know

Q: Does this kit include a cylinder head gasket? A: This top end kit includes the piston, rings, wrist pin, and circlips; additional gaskets such as the head gasket may need to be purchased separately.

Q: What is the recommended break-in procedure after installation? A: A proper break-in with varying throttle and avoiding sustained high RPM for the first few hours is recommended to ensure ring seating and long life.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.