Namura Size C Standard Bore Top End Repair Kit for KTM 85 SX XC 2003-2012 47mm

Size C Standard Bore Top End Repair Kit for KTM

This top end repair kit contains all necessary components to rebuild the cylinder head of KTM 85 SX and XC models from 2003 to 2012, with a 47mm bore size.

Overview

This Namura top end repair kit is designed to restore compression and performance on KTM 85 SX and XC dirt bikes from 2003 to 2012. The kit includes a piston, rings, wrist pin, circlips, and top-end gaskets, providing a complete solution for a standard bore rebuild at 47mm. This kit provides all necessary components for maintaining your KTM 85 two-stroke engine.

Built For Performance

• Includes forged piston for high-strength and durability
• Plasma-moly rings reduce friction and improve sealing
• Precision-machined 47mm bore ensures exact fit
• Complete gasket set for a hassle-free installation
• Quality components from Namura for reliable performance

Fits These Machines

• for KTM 85 SX (2003-2012)
• for KTM 85 XC (2003-2012)

On-The-Job Use

• Rebuilding top end after hours of motocross racing
• Restoring lost compression on worn-out engines
• Performing routine maintenance on KTM 85 models
• Restoring original engine condition with fresh components

Specs At A Glance

Good To Know

Q: Does this kit include the cylinder or cylinder head?A: No, this kit contains only the top end repair components for the piston and gaskets; the cylinder and head are not included.

Q: Is the piston cast or forged?A: The piston is forged for enhanced strength and reliability under high-RPM conditions typical of KTM 85 engines.

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