Yamaha YZ450F / YZ450FX / WR450F (2014–2018) Cylinder Works 97mm Cylinder Kit
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Yamaha YZ450F / YZ450FX / WR450F (2014–2018) Cylinder Works Standard Bore Cylinder Kit – 97mm
Description
🛠️ Refresh your Yamaha 450 engine with the Cylinder Works Standard Bore Cylinder Kit (20005-K02) — a complete top-end solution for YZ450F, YZ450FX, and WR450F models (2014–2018). Featuring a precision Nickel-Silicon Carbide plated 97mm cylinder and a Vertex piston kit matched for exact compression and reliability, this USA-made kit delivers OEM fit and long-lasting performance. Perfect for stock rebuilds or race-prepped engines needing a reliable refresh.
What’s Included
✅ 97.00mm Nickel-Silicon Carbide Plated Cylinder
✅ Vertex Piston Kit (piston, rings, pin & clips)
✅ Complete Top-End Gasket Kit
Key Features
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⚙️ Direct Bolt-On Fit: No machining or re-plating required
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🔩 OEM Performance: Matches factory compression and displacement (449cc, 12.5:1)
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🧱 Nickel-Silicon Carbide Coating: Ensures durability and heat resistance
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🇺🇸 Made in the USA: Quality materials and machining precision
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🔧 Complete Kit: Ready to install with all top-end components included
Fitment
📦 Fits the following Yamaha models and years:
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2014–2017 YZ450F
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2016–2018 YZ450FX
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2016–2018 WR450F
Warranty Info
🛡️ Backed by Cylinder Works Limited Warranty
Professional installation recommended for best performance and reliability.
Price & SKU
💲 Retail Price: $744.95
SKU: 0931-0585 / 20005-K02
Estimated Shipping Weight: 4.55 lbs
Handling: Ships next business day
📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.
