Banshee CPI 68x54mm Top End Kit – Wiseco HP Pistons
🔥 Yamaha Banshee 68mm x 54mm CPI Top End Rebuild Kit
Wiseco Racers Choice Pistons | Pro Design Hardware | MaxLock Studs
Boost your Yamaha Banshee’s performance with this CPI 68mm x 54mm top end kit, built for power, reliability, and easy installation. Featuring Wiseco HP Series forged pistons, premium gaskets, and Pro Design + MaxLock hardware, this setup is ideal for riders seeking aggressive top-end power without compromising reliability.
✅ Fits ALL Yamaha Banshee models and years
✅ Drop-in top end kit for 68x54mm builds
✅ No machining required — works with properly prepared bottom end
✅ Ships in 5–7 business days
📦 What’s Included:
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✔️ NEW CPI 68mm x 54mm Cylinder
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✔️ Wiseco Racers Choice Forged Pistons (Hard Coat Anodized HP Series)
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✔️ Wiseco Hi-Temp Nitrite Coated Piston Rings
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✔️ Chrome Wristpins and Circlips
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✔️ Pro Design Cool Head Stud Kit
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✔️ .020" Cometic One-Piece Cub Base Gasket
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✔️ CNC Machined Stud Extenders
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✔️ ARP 12-Point Base Nuts
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✔️ Water Jacket Plugs
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✔️ Pro Design Cool Head O-Ring Kit
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✔️ Wiseco or Hotrods Wrist Pin Bearings
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✔️ MaxLock Cylinder-to-Top Case Stud Kit
(Replaces OEM: 90116-08064-00, 90116-08388-00, 90116-08318-00)
⚙️ Key Features:
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🧱 Built for 68x54mm Stroker Combos – Ideal for short rod stroker setups
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🔩 Upgraded Stud Kits – Increased sealing and clamping force
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🛠️ Race-Grade Pistons – Designed for high RPM, high temp performance
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🇺🇸 All parts are brand new, sourced from authorized U.S. distributors
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💨 No case machining required for properly prepped crankcases
🛡️ Warranty & Installation:
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✔️ 6-Month Warranty on All Parts
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⚠️ Professional installation is required
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🔍 Warranty covers manufacturing defects only after part inspection
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🚫 No coverage for improper install, tuning errors, or misuse
📦 Handling Time:
Ships in 5–7 business days — all kits are hand-picked and packed by our experienced parts team.
💬 Customer Support:
Available Monday–Friday, 7 AM to 4 PM PST
24/7 Website Chat Available
We ship next day most of the time. Modquad parts are shipped Monday-Thursday. Engine Kits are 3-5 business days.
We don't do backorder! If your items has already sold you will be notified immediately and you money refunded on the spot.
Sold items are removed daily.
If you see it on this website, it is 100% in stock unless it just sold before you clicked buy.
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