Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic
Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic

Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic

Regular price $876.00
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Shipping calculated at checkout.

Yamaha Banshee 68mm 421cc STROKER OEM Cylinder Sleeve Kit WISECO Piston Cometic

Keep those made in Japan OEM Cylinders with this complete OEM cylinder sleeves, Wiseco forged pistons, and cometic gasket from BPRATV. Featuring a high-quality 66mm to 70mm sleeve, Wiseco pistons, and Cometic top end gasket set, this kit gives your machine the refresh it's been craving.

  • Fits: Yamaha Banshee 350 All Years & Models
  • Bore out your cylinders to 68mm for a huge power increase
  • Wiseco 68mm Forged Pistons (Includes rings, wristpin, and circlips) (Pair)
  • Advanced Sleeve OEM-quality sleeve engineered to perfectly fit your cylinder (Pair)
  • Cometic gasket set for a leak-free top end seal
  • All necessary parts for a professional cylinder sleeving
  • Requires +4mil Stroker Crank / Setup
  • All Parts MADE IN USA
Tired of lackluster performance from your old Banshee OEM Cylinders? This cylinder sleeving kit adds cubic centimeters for power gains. The OEM-grade sleeve, and Cometic gaskets ensure factory-level fitment and reliability. Transform your machine with boosted acceleration, torque, and reliability.

This kit is intended for professional installation only. Contact BPRATV to utilize our cylinder sleeving service or consult a qualified shop. Give your Banshee a new lease on life with this bolt-on kit.

*IMPORTANT NOTICE – PLEASE READ*
This product requires professional installation and is not intended for enthusiasts or individuals performing do-it-yourself projects (DIY).
For the final bore and hone process, it is highly recommended to consult a machinist at a machine shop.
Please carefully consider this information before making a purchase.
We can only recommend this kit for customers who are purchasing parts for their mechanic or shop.

*BPRATV SERVICE OPTION*
If you are interested in utilizing our cylinder sleeving service, please don't hesitate to contact us. Feel free to send us a message or contact us for more information. It is important to have pictures of your cylinder ready.

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.

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