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BPRATV will be closed for the Thanksgiving holiday. We will resume shipping orders on Monday, December 2nd. We are thankful for our amazing customers for making this one of our best years yet! Wishing you and your families a wonderful Thanksgiving! 🙏🦃
BPRATV will be closed for the Thanksgiving holiday. We will resume shipping orders on Monday, December 2nd. We are thankful for our amazing customers for making this one of our best years yet! Wishing you and your families a wonderful Thanksgiving!

YFZ450R YFZ 450R 98mm Big Bore 5mm Stroker Rebuild Kit Hot Cams Valves Complete

by BPRATV
Save 3% Save 3%
Original price $3,299.99
Original price $3,299.99 - Original price $3,299.99
Original price $3,299.99
Current price $3,199.99
$3,199.99 - $3,199.99
Current price $3,199.99

THE BIGGEST BADDEST BIG BORE STROKER ON THE PLANET - 520cc!

FITS ALL YAMAHA YFZ450R FI MODELS AND YEARS

  • 98mm BPR big bore cylinder
  • +5mm CUSTOM BUILT Crankworks stroker crank
  • Wiseco JE or CP forged big bore piston**
  • Hi-temp piston rings
  • Chrome wrist pin
  • Circlips
  • Stage 3 Hotcams intake and exhaust
  • Kibblewhite valve spring kit
  • Kibblewhite stainless intake and exhaust valves
  • Head stud kit
  • Crank bearings
  • Transmission bearings
  • Shift cam bearing
  • Water pump bearing
  • Complete gasket kit
  • Cometic MLS big bore head gasket
  • Complete seal kit
  • Valve stem seals
  • Water pump mechanical seal
  • Cam chain
  • Cam chain guides
  • Cam chain tensioner
  • Aftermarket oil pump
  • K&N oil filter
  • NGK spark plug
  • Maxlok TITANIUM head stud kit - LIFETIME WARRANTY*
  • Piston uses pump or race gas
  • Slight modification to cases is SOMETIMES, BUT NOT ALWAYS required

BPRATV - The Best Parts. The Best Performance. The Best Price.

BRAPPPPPPPPPP!

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