FITS ALL YAMAHA BANSHEE YEARS AND MODELS!
Brand new OEM Yamaha crankcase setCompletely modified for your 521cc 72mm x 64mm CP Industries Super Cub/Wampus/Serval cylinderBored for 72mm big boreTrenched for +10mm stroker crankshaft – 25mm or 30mm websDrag ported to match drag ported cylinder (cylinder must also be drag ported)Ready to bolt on and ride!
**Drag porting your top case and cylinder(s) makes a substantial increase in hp but is only recommended if you are drag racing 90+% of the time. A drag port is not good for duning or trail riding. Everything is new in the original packaging. We are an authorized distributor and the original manufacturers warranty applies*. PRICES AND LISTINGS ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE.

DO YOU MAKE A LIVING WORKING ON BIKES? ARE YOU A SHOP OR DEALER? IF SO CONTACT US ABOUT OUR DEALER PROGRAM THAT GIVES YOU DISCOUNTS ON EVERYTHING WE SELL!

Payments: We accept all forms of traditional and online payment methods available Cash, MC, AMEX, VISA, DISC, Paypal, Venmo, Cashapp, among others. Payment can be made online or over the phone. PRICES ARE SUBJECT TO CHANGE AND LISTINGS MAY BE REVISED AT ANY TIME WITHOUT NOTICE.

Returns:Please check your order completely when you receive it and contact us if there is an issue.99% of problems can be easily solved without returning the entire order. We accept returns within the first 30 days. Orders must be sent back 100% complete and all parts brand new, never installed, in the original packaging. Once items have been installed or used in any way they are not eligible for return. It is the buyers responsibility to ensure returned parts arrive to us without damage. For more info about returns see the eBay Return Policy.

*Warranty:We stand behind all parts we sell 100%. If after installation there is an issue contact us for a warranty return. This product is NOT DIY. Over 99% of people in the world are not qualified to build an engine, and it is the responsibility of the person doing the work to make sure the parts are correct and installed correctly. WeALWAYS STRONGLYrecommend parts be installed by a qualified, experienced mechanic. Warranty does not cover failure that is a result of improper installation, tuning, break in, lack of maintenance, or misuse.For any warranty to be considered the part(s) in question must first be sent back to us for inspection, NO EXCEPTIONS. We do not warranty parts based on phone calls, photos, emails, what you read online, or another mechanic’s assessment alone.