Cylinder Works Standard Bore Cylinder – Yamaha YZ450F / WR450F / YZ450FX (2010–2018) (20005 / 0931-0396)

Description

Replace your worn or damaged stock cylinder with the Cylinder Works 20005 Standard Bore Cylinder, a ready-to-install OEM-style replacement designed for Yamaha YZ450F (2010–2017), WR450F (2016–2018), and YZ450FX (2016–2018) models.
Each cylinder is precision-machined and plated with nickel-silicon-carbide (NiCaSil) for exceptional durability, heat transfer, and long service life — all while maintaining a stock appearance and perfect fit.
No re-plating, no machining — simply bolt it on and ride.

What’s Included

✅ Nickel-silicon-carbide plated aluminum cylinder (97.00 mm)
✅ Direct bolt-on, OEM-style design
✅ Pre-honed and ready for installation

(Piston, gaskets, and hardware sold separately.)

Fitment

📦 Fits:

• 2010–2017 Yamaha YZ450F

• 2016–2018 Yamaha WR450F

• 2016–2018 Yamaha YZ450FX

Key Features

• Standard bore (97 mm) cylinder replacement

• Nickel-silicon-carbide plating for superior wear resistance

• Designed and machined in the USA

• No re-plating required — installs like OEM

• Works with standard or Vertex/Hot Rods rebuild kits

Warranty Info

Manufactured by Cylinder Works USA.
Warranty and technical support handled directly through the manufacturer.

Price & SKU

💲 Retail Price: $506.95
SKU: 20005 / 0931-0396
Estimated Shipping Weight: 3.35 lb
Handling: Ships next business day