CYLINDER WORKS Yamaha YZ125 Cylinder Head Kit - Part Number CH2005-K01

Upgrade your Yamaha YZ125 with the Cylinder Works CH2005-K01 cylinder head kit designed for offroad performance and durability. This replacement cylinder head features a new design that enhances engine efficiency and power output. It includes essential components such as cam caps and cam cap bolts, ensuring proper assembly and operation. The kit comes with C630 valve seats and guides made from nickel, aluminum, and bronze alloys, providing excellent wear resistance and heat dissipation for demanding offroad conditions. A competition valve job is performed to optimize airflow and combustion, contributing to increased horsepower and torque. Shortened valve guides are incorporated to accommodate higher lift cams, enabling more aggressive valve timing for performance gains. The unshrouded combustion chamber and blended bowl improve airflow and combustion efficiency, while stock-shaped ports maintain reliable airflow dynamics. This cylinder head does not include valves, springs, or lifters, allowing you to customize your setup based on your specific needs. Designed for Yamaha YZ125 models from 2005 to 2014, this cylinder head kit offers a reliable upgrade for riders seeking enhanced performance on the trail or track. Whether you're rebuilding an engine or upgrading for competitive racing, the CYLINDER WORKS Yamaha YZ125 cylinder head kit provides a high-quality solution to improve engine response and power delivery.

Features:

• New replacement cylinder head designed for offroad performance

• Includes cam caps and cam cap bolts for proper assembly

• C630 valve seats and guides provide excellent wear resistance

• Competition valve job enhances airflow and power

• Shortened valve guides to support higher lift cams

• Unshrouded combustion chamber improves airflow

• Blended bowl for better combustion efficiency

• Stock-shaped ports for reliable airflow dynamics

• Compatible with Yamaha YZ125 models from 2005 to 2014

Product Type: Engine
Segment: Offroad
Division: Engine
Class: Cylinder Kits & Components
Sub Class: Cylinder Heads

FITMENT:
2005 Yamaha YZ125
2006 Yamaha YZ125
2007 Yamaha YZ125
2008 Yamaha YZ125
2009 Yamaha YZ125
2010 Yamaha YZ125
2011 Yamaha YZ125
2012 Yamaha YZ125
2013 Yamaha YZ125
2014 Yamaha YZ125
2015 Yamaha YZ125
2016 Yamaha YZ125
2017 Yamaha YZ125
2018 Yamaha YZ125
2019 Yamaha YZ125
2020 Yamaha YZ125
2021 Yamaha YZ125