Skip to content
*IMPORTANT NOTICE: Due to increase in fraudulent orders the billing & shipping address must match when placing your order. Thank you for your patience and understanding.
*IMPORTANT NOTICE: Due to increase in fraudulent order the billing & shipping address must match when placing your order. Thank you for your patience and understanding.

KFX450R Cases Big Bore Stroker Kit 500cc Top Bottom End Assembly Crankcases Set

by BPRATV
Original price $2,184.99 - Original price $2,184.99
Original price
$2,184.99
$2,184.99 - $2,184.99
Current price $2,184.99
  • New set of OEM crankcases
  • 100mm big bore cylinder
  • JE 100mm forged piston**
  • Nitrite coated piston rings
  • Chrome wristpin
  • Circlips
  • Hotrods +3mm stroker crank with rod
  • Main bearings
  • Water pump bearings
  • Transmission bearings
  • Crank balancer bearings
  • Clutch arm needle bearings
  • Shift cam bearings
  • Talon TITANIUM head stud kit - LIFETIME WARRANTY*!
  • Clutch kit
  • Complete gasket kit
  • MLS big bore head gasket
  • Seal kit
  • Valve stem seals
  • HD cam chain
  • NGK spark plug
  • Water pump shaft and impeller
  • Oil pump shaft and rotors
  • K&N oil filter
  • NGK spark plug
  • Stickers
  • Runs on pump or race gas
  • All parts are brand new
  • 1 year warranty*

DO YOU NEED THIS ITEM INSTALLED ON YOUR VEHICLE?  WE HAVE YOU COVERED!  AT BPRATV WE HAVE BEEN OFFEIRNG THE BEST IN PARTS AND SERVICE FOR OVER 20 YEARS.  OFTEN REPLICATED, NEVER DUPLICATED.  VISIT US ONLINE, CALL US, OR COME SEE US IN PERSON AT OUR UPLAND, CA LOCATION.

PRICES AND LISTINGS ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE.  DEALERS CONTACT US TO RECEIVE AN INDUSTRY DISCOUNT ON EVERYTHING WE SELL.

Returns: We accept returns within the first 30 days for all or part of your order, as long as any part(s) being returned are send back 100% complete, brand new, never installed, in the original packaging.  Once items have been installed if there is an issue contact us for warranty.

Warranty: This item is NOT DIY.  99% of the people on this planet are not qualified to build an engine, and we always strongly recommend parts be installed by a qualified, experienced mechanic.  Warranty does not cover any failure that is the result of improper installation, tuning, break in, lack of maintenance, or misuse.  For any warranty to be considered the part(s) in question must be sent to us for inspection, NO EXCEPTIONS.  We can not warranty parts based solely on photos, emails, phone calls, what you read online, or what another mechanic says is the problem.  Titanium Warranty: If a Titanium fastener fails for any reason during use, NOT INSTALLATION, we will send you a new, complete kit.  No other parts not any labor is included, and warranty can not be converted to a refund or discount of any kind.

We greatly appreciate your business.  We know you have many choices for your power sports parts and service needs.  Five-star feedback is greatly appreciated.  If for any reason you feel we do not deserve 5 Stars on Google or eBay we ask that you contact us and at least give us the opportunity to correct the situation first.  It is in ours and yours best interest for you to get the parts you want, in the condition you want, and that is what we strive to do with every order, big and small.

We are BPRATV, located at 1538 Howard Access Road, Suite A, Upland, CA 91786.  We are open Monday thru Friday, 7am to 4pm, PST.  We can provide you with technical support before and after your purchase.  We offer everything from an oil filter to a complete turn key engine, and no job is too big or too small.

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