Namura Standard Bore Cylinder for Yamaha YFZ450 fits 2004-2013 non R / X 95mm

Namura Standard Bore Cylinder for Yamaha YFZ450

This Namura standard bore cylinder for Yamaha YFZ450 provides a direct replacement 95mm bore for 2004-2013 non-R/X models, restoring compression and performance. It is a drop-in component for engines needing a new oversize-free cylinder. OEM cross-references are not listed, but fitment is specific to the YFZ450 non-R/X applications.

Overview

This Namura standard bore cylinder for Yamaha YFZ450 is a high-quality aftermarket replacement designed for 2004-2013 YFZ450 non-R/X models. It features a 95mm bore and is built to restore lost compression and power in worn engines. The cylinder is ideal for ATV owners needing a reliable replacement without oversizing.

Built For Performance

• 95mm standard bore size for precise fit in original cylinders
• Cast from high-strength aluminum alloy for durability and heat dissipation
• Precision-machined bore surface for optimal ring seal and compression
• Direct fit design requires no machining or modifications
• Tested for consistent wall thickness and roundness

Fits These Machines

• for Yamaha YFZ450 (2004-2013 non R/X)

On-The-Job Use

• ATV trail riding and recreational off-road riding
• Competitive ATV racing in 450cc classes
• General engine rebuild projects requiring a standard bore cylinder
• Replacing a worn or damaged cylinder on a top-end overhaul

Specs At A Glance

Good To Know

Q: Will this cylinder work with a higher compression piston? A: This standard bore cylinder is designed for use with standard or low-compression pistons; for high-compression applications, verify clearance with your piston manufacturer.

Q: Does this include a piston or rings? A: No, this cylinder is sold as a standalone component; piston and rings must be ordered separately.

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