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Banshee 521 10mm Super Cub Kit Engine Motor Top Bottom End V-Force 39mm PWK Carb


Compatible Vehicles
Submodel Year Make Model
YFZ350 2006 Yamaha Banshee 350
YFZ350SE Special Edition 2006 Yamaha Banshee 350
YFZ350SP 50th Anniversary Edition 2006 Yamaha Banshee 350
YFZ350 2005 Yamaha Banshee 350
YFZ350SE Special Edition 2005 Yamaha Banshee 350
YFZ350 2004 Yamaha Banshee 350
YFZ350LE Limited Edition 2004 Yamaha Banshee 350
YFZ350 2003 Yamaha Banshee 350
YFZ350 2002 Yamaha Banshee 350
YFZ350 2001 Yamaha Banshee 350
YFZ350 2000 Yamaha Banshee 350
YFZ350 1999 Yamaha Banshee 350
YFZ350 1998 Yamaha Banshee 350
YFZ350 1997 Yamaha Banshee 350
YFZ350 1996 Yamaha Banshee 350
YFZ350 1995 Yamaha Banshee 350
YFZ350 1994 Yamaha Banshee 350
YFZ350 1993 Yamaha Banshee 350
YFZ350 1992 Yamaha Banshee 350
YFZ350 1991 Yamaha Banshee 350
YFZ350 1990 Yamaha Banshee 350
YFZ350 1989 Yamaha Banshee 350
YFZ350 1988 Yamaha Banshee 350
YFZ350 1987 Yamaha Banshee 350

Included in the kit are:
  • 521cc 72mm x 64mm CPI Super Cub cylinder
  • 72mm Supercub forged Wiseco pistons
  • Wiseco hi temp piston rings, DLC coated pins, clips
  • +10mm BILLET CRANKWORKS crankshaft trued and welded
  • TZ and Maxload outer main bearings
  • Noss MachineSuper Cub cool head
  • 28cc billet cool head domes
  • MAXLOCK head stud kit
  • Complete gasket kit
  • Complete crankcase oil seal kit
  • V-Force 4 reeds
  • 39mm GENUINE PWK carbs
  • Billet intake manifolds
  • Intake manifold boots, gaskets, bolts
  • K&N Style HI FLOW air filters
  • Black filter outerwears
  • Jet Kit - with CEL needles 6 mains 6 pilots 
  • Terrycable steel braided thumb throttle cable
  • 8 plate drag clutch - HD fibers, steels, springs 
  • Billet clutch lock up (cover not included)
  • Billet clutch basket
  • HD clutch basket cushions
  • Billet water pump impeller w bearing
  • Clutch pusher with needle bearing
  • Shift cam with bearing mod
  • Billet modified shift star
  • NEW flywheel
  • NGK spark plugs

Case machining is required for this kit to work.  Parts are all brand new and come with a limited warranty*.  It uses pump or race gas.  Upon receiving the motor if you are not 100% satisfied contact us and you can return the motor, as long as it has not been installed, for a full refund.  Contact us with questions.

Banshees are one of our specialties so contact us for all your Banshee needs!  We stock more Banshee motor parts than any other seller on eBay!

Please check your order thoroughly when you receive it and contact us if you have any issues at all.  Thanks!!

PLEASE MAKE SURE THIS IS AUCTION IS WHAT YOU ARE LOOKING FOR PRIOR TO PURCHASE.  We strongly recommend that this engine be assembled, installed, and tuned by a qualified mechanic with experience working on these types of motors.  Warranty does not cover any parts not included in this auction and does not cover any failure that is a result of improper installation, improper tuning, improper break in, or misuse.  For any warranty to be considered the motor will first have to be sent to us for inspection.