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BPRATV will be closed on December 24th and 25th in observance of the Christmas holiday. We will have very limited operations from December 27th to December 31st for our annual cycle counts. Thank you for your patience and understanding. Additionally, we will be closed on January 1, 2025, for New Year's Day.
BPRATV will be closed on December 24th and 25th in observance of the Christmas holiday. We will have very limited operations from December 27th to December 31st for our annual cycle counts. Thank you for your patience and understanding. Additionally, we will be closed on January 1, 2025, for New Year's Day.

Banshee 421 Serval Complete Rebuilt Motor Engine Rebuild Kit 4 mil Cub Cylinder

by BPRATV
Save 11% Save 11%
Original price $4,849.99
Original price $4,849.99 - Original price $4,849.99
Original price $4,849.99
Current price $4,299.99
$4,299.99 - $4,299.99
Current price $4,299.99

FITS ALL YAMAHA BANSHEE MODELS AND YEARS!!


ADD 80hp+BIG TIME CUB POWER!!


  • 421cc (68mm x 58mm) cylinder plated (porting available)
  • Wiseco 573 series pro lite forged pistons
  • Wiseco hi-temp rings, DLC-coated pins, clips
  • Billet Cool Head
  • Cool head studs and o rings
  • 24cc big bore domes - these are pump gas 18-23cc available
  • Hotrods +4mm crank with rods trued, welded, assembled
  • TZ and Maxload bearings
  • 35mm PWK carbs
  • Billet intake manifolds with boots
  • K&N style pod filters
  • Filter outerwears
  • Terrycable throttle cable
  • Wrist pin bearings
  • Cometic .020" Cheetah Cub base gasket
  • Stud extenders
  • Water Jacket plugs
  • Complete gasket kit
  • Complete crankcase oil seal kit
  • Billet clutch basket
  • HD clutch basket cushions
  • Clutch kit - fiber and steel plates, springs
  • Clutch pusher with pancake bearing
  • Clutch lock up - LOCK UP ONLY NO COVER
  • Lightened flywheel
  • V-Force 4 reeds
  • NGK spark plugs
  • Water pump bearing and seal

WE ARE AN AUTHORIZED CP INDUSTRIES DISTRIBUTOR AND WE STOCK MORE CHEETAH CUB CYLINDERS AND PARTS THAN ANYONE! 

This kit uses a +4mm (115mm rod) stroker crank.  Everything is brand new.  No case machining is required.  Original manufacturer's warranty applies*.



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