Skip to content
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.

10-15 KX450F KX 450F Big Bore Kit 100mm Complete Motor Engine Rebuild Assembly

by BPRATV
Save 15% Save 15%
Original price $1,764.69
Original price $1,764.69 - Original price $1,764.69
Original price $1,764.69
Current price $1,499.99
$1,499.99 - $1,499.99
Current price $1,499.99
  • 100mm Athena or OEM cylinder
  • 100mm JE or CP forged piston**
  • Hi temp piston rings
  • Chrome wristpin
  • Circlips
  • Clutch kit (fibers, steels, springs)
  • Heavy duty main bearings
  • Water pump bearings
  • Transmission bearings
  • Crank balancer bearings
  • Shift cam bearings
  • MAXLOCK TITANIUM head stud kit - LIFETIME WARRANTY*
  • Complete gasket kit - top and bottom end
  • MLS big bore head gasket
  • Complete crankcase oil seal kit
  • Valve stem seals
  • Cam chain
  • K&N oil filter
  • NGK spark plug
  • Stickers
  • Runs on pump or race gas
  • No case or head mods required

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare