Namura Standard Bore Size C Top End Kit for Honda CRF250R CRF250RX 2018-19 79mm

Namura Standard Bore Size C Top End Kit for Honda CRF250R CRF250RX

This top end kit from Namura replaces the cylinder, piston, rings, and gaskets for Honda CRF250R and CRF250RX models from 2018 to 2019, with a standard bore size of 79mm.

Overview

The Namura standard bore size C top end kit is a complete cylinder and piston assembly for Honda CRF250R and CRF250RX dirt bikes. This top end kit restores compression and performance for 2018-2019 models. It includes all necessary components for a full top end rebuild.

Built For Performance

• Complete kit includes cylinder, piston, rings, and gaskets
• Standard bore size 79mm matched to OEM specifications
• High-quality aluminum alloy cylinder resists wear
• Piston features advanced ring pack for improved sealing
• Direct fit for hassle-free installation

Fits These Machines

• for Honda CRF250R 2018
• for Honda CRF250R 2019
• for Honda CRF250RX 2018
• for Honda CRF250RX 2019

On-The-Job Use

• For rebuilding top end on Honda CRF250R/CRF250RX dirt bikes
• Ideal for motocross racing and trail riding
• Restores lost power and reliability after high hours
• Can be used during full engine rebuilds

Specs At A Glance

Good To Know

Q: Does this kit include wrist pin bearings? A: Yes, the kit includes all necessary bearings and seals for installation.

Q: Is this a direct OEM replacement? A: This aftermarket kit meets OEM specifications and is designed as a direct replacement for the original top end components.

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