CYLINDER WORKS Yamaha YZ250 Offroad Cylinder Head Kit - Part Number CH2001-K01

Upgrade your Yamaha YZ250 with the CYLINDER WORKS CH2001-K01 cylinder head kit, designed for offroad performance and durability. This high-quality 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 secure fitment. The kit also incorporates C630 valve seats and guides made from nickel, aluminum, and bronze, which provide excellent wear resistance and heat dissipation for reliable operation under demanding conditions.
Designed for competitive offroad riding, this cylinder head is equipped with a competition valve job that optimizes airflow and combustion. The shortened valve guides allow compatibility with higher lift cams, unlocking additional performance potential. The unshrouded combustion chamber improves airflow, while the blended bowl and stock-shaped ports promote efficient fuel mixture intake and exhaust flow. This kit is a perfect upgrade for riders seeking enhanced engine performance without the need for valves, springs, or lifters, which are sold separately.
The CYLINDER WORKS Yamaha YZ250 Offroad Cylinder Head Kit is engineered to fit Yamaha YZ250 models from 1999 to 2008, making it a versatile choice for restorations and performance upgrades. Crafted for offroad use, this cylinder head helps maximize power and reliability in challenging terrains. Whether you're rebuilding your existing engine or preparing for competitive racing, this cylinder head kit offers the durability, precision, and performance improvements necessary for demanding offroad applications.

Features:

• New replacement cylinder head for Yamaha YZ250

• Includes cam caps and cam cap bolts for secure assembly

• C630 valve seats and guides for enhanced wear resistance

• Competition valve job for optimized airflow

• Shortened valve guides to accommodate higher lift cams

• Unshrouded combustion chamber for improved airflow

• Blended bowl for efficient fuel mixture intake

• Stock-shaped ports for reliable airflow characteristics

• Does not include valves, springs, or lifters

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

FITMENT:
1999 Yamaha YZ250
2000 Yamaha YZ250
2001 Yamaha YZ250
2002 Yamaha YZ250
2003 Yamaha YZ250
2004 Yamaha YZ250
2005 Yamaha YZ250
2006 Yamaha YZ250
2007 Yamaha YZ250
2008 Yamaha YZ250
2009 Yamaha YZ250
2010 Yamaha YZ250
2011 Yamaha YZ250
2012 Yamaha YZ250
2013 Yamaha YZ250
2014 Yamaha YZ250
2015 Yamaha YZ250
2016 Yamaha YZ250
2017 Yamaha YZ250
2018 Yamaha YZ250
2019 Yamaha YZ250
2020 Yamaha YZ250
2021 Yamaha YZ250
2022 Yamaha YZ250