Namura Top End Gasket Kit for KTM 2016-2022 125 SX & 2017-2022 125 XC / XC-W

Top End Gasket Kit for KTM

This top end gasket kit for KTM 125 SX, XC, and XC-W models from 2016-2022 provides all gaskets needed for a complete top end rebuild. The kit includes every seal and gasket required to restore compression and prevent leaks after piston or cylinder work. Designed for KTM two-stroke engines, this top end gasket kit ensures a reliable seal for optimal performance.

Overview

This top end gasket kit is specifically engineered for KTM 125 SX, XC, and XC-W dirt bikes from 2016-2022, containing all the gaskets and seals necessary for a top end overhaul. It includes head, base, exhaust, and power valve gaskets, making it a complete solution for rebuilding the upper cylinder assembly. Riders and mechanics rely on this top end gasket kit for precise fit and dependable sealing during engine maintenance.

Built For Performance

• Includes head gasket, base gasket, exhaust gasket, and power valve gaskets
• Constructed from high-quality composite materials for heat and pressure resistance
• Precision-cut to match OEM specifications for a perfect seal
• Designed to withstand the high temperatures and vibration of two-stroke engines
• Allows for easy installation without modification

Fits These Machines

• for KTM 125 SX (2016-2022)
• for KTM 125 XC (2017-2022)
• for KTM 125 XC-W (2017-2022)

On-The-Job Use

• Rebuilding top end after piston replacement or cylinder work
• Restoring compression and preventing air leaks in competitive motocross or enduro riding
• Routine engine maintenance to extend engine life
• Installing during off-season rebuilds for consistent performance

Good To Know

Q: Do I need to replace the cylinder base gasket separately? A: No, this top end gasket kit includes the base gasket along with all other gaskets needed for the top end, so no separate purchase is required.

Q: Will this gasket kit work with a big bore kit? A: This kit is designed for stock cylinder dimensions; aftermarket big bore kits may require different gaskets, so confirm compatibility before ordering.

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