YFZ450R YFZ 450R 450X Crank Cases Case Complete Rebuilt Motor Engine Rebuild Kit
YFZ450R YFZ 450R 450X Crank Cases Case Complete Rebuilt Motor Engine Rebuild Kit
YFZ450R YFZ 450R 450X Crank Cases Case Complete Rebuilt Motor Engine Rebuild Kit
YFZ450R YFZ 450R 450X Crank Cases Case Complete Rebuilt Motor Engine Rebuild Kit
YFZ450R YFZ 450R 450X Crank Cases Case Complete Rebuilt Motor Engine Rebuild Kit
YFZ450R YFZ 450R 450X Crank Cases Case Complete Rebuilt Motor Engine Rebuild Kit
YFZ450R YFZ 450R 450X Crank Cases Case Complete Rebuilt Motor Engine Rebuild Kit
YFZ450R YFZ 450R 450X Crank Cases Case Complete Rebuilt Motor Engine Rebuild Kit

YFZ450R YFZ 450R 450X Crank Cases Case Complete Rebuilt Motor Engine Rebuild Kit

Regular price$2,783.00
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Shipping calculated at checkout.

Compatibility

This part is compatible with 29 vehicle(s)
Notes Year Make Model Submodel
2019 Yamaha YFZ450R --
2018 Yamaha YFZ450R --
2017 Yamaha YFZ450R --
2016 Yamaha YFZ450R --
2016 Yamaha YFZ450R Special Edition
2015 Yamaha YFZ450R --
2014 Yamaha YFZ450R --
2013 Yamaha YFZ450R --
2012 Yamaha YFZ450R --
2011 Yamaha YFZ450R --
2010 Yamaha YFZ450R --
2009 Yamaha YFZ450R --
2014 Yamaha YFZ450REL Team Yamaha
2019 Yamaha YFZ450RSE --
2018 Yamaha YFZ450RSE --
2017 Yamaha YFZ450RSE --
2015 Yamaha YFZ450RSE Special Edition
2014 Yamaha YFZ450RSE Special Edition
2013 Yamaha YFZ450RSE Special Edition
2012 Yamaha YFZ450RSE Special Edition
Notes Year Make Model Submodel
2011 Yamaha YFZ450RSE Special Edition
2010 Yamaha YFZ450RSE Special Edition
2009 Yamaha YFZ450RSE Special Edition
2013 Yamaha YFZ450RW Custom Graphics
2012 Yamaha YFZ450RW Custom Graphics
2011 Yamaha YFZ450X --
2010 Yamaha YFZ450X --
2010 Yamaha YFZ450X Bill Balance Edition
2011 Yamaha YFZ450XSE Special Edition
FITS ALL YFZ450R AND YFZ450X YEARS AND MODELS!
  • New set of OEM crankcases
  • NEW after market stock bore cylinder
  • CP JE or Wiseco forged piston**
  • Hi temp piston rings
  • Chrome wrist pin
  • Circlips
  • Hotrods or Wiseco crank with rod**
  • Main bearings
  • Transmission bearings
  • Shift cam bearing
  • Crank balancer bearings
  • Water pump bearing
  • Clutch arm bearings
  • Complete gasket kit
  • MLS head gasket
  • Complete crankcase oil seal kit
  • Valve stem seals
  • Water pump mechanical seal
  • Water pump shaft with impeller
  • Oil pump 
  • K&N oil filter
  • NGK spark plug
  • Timing chain
  • Clutch kit
  • Stickers
  • Piston uses pump or race gas
  • All parts are brand new

Payments:  We accept all forms of traditional and online payment methods available – Cash, MC, AMEX, VISA, DISC, Paypal, Venmo, Cashapp, among others.  Payment can be made online or over the phone.  PRICES ARE SUBJECT TO CHANGE AND LISTINGS MAY BE REVISED AT ANY TIME WITHOUT NOTICE.

**Products we sell: At Dune Goons we sell parts from the best names in the industry.  Unless otherwise stated, we will put the quality of the parts we sell up against any other companies’ in the industry.  Also, we stock the same parts from different manufacturers so that when back orders occur like they have been for the last year we have an alternate part to send that is the same quality.  This would be the ONLY reason your order might be slightly different when it arrives. 

 Returns: We accept returns within the first 30 days from the date the item was shipped.  You can return part or all of your order.  All claims for orders sent incorrect, incomplete, or damaged should be made right away by contacting us.  99% of problems can be easily solved without returning the entire order.  Orders returned due to “changed mind” or “parts not needed anymore” are subject to a 10% restocking fee plus a deduction for our cost shipping the order to you.  Any part to be returned must arrive to our facility 100% complete, and all parts must be brand new, never installed, in the original packaging, to receive a refund for them. It is the buyer’s responsibility to ensure returned parts arrive to us in the same condition they were when they left our facility.  Any item returned that does not meet the above conditions will not be refunded.  For more info about returns see the Return Policy. 

 *Warranty: This product is NOT DIY and it is the responsibility of the person installing and tuning the parts to ensure they work correctly.  Over 99% of people in the world are not qualified to work on an engine, and we ALWAYS STRONGLY recommend parts be installed by a qualified, experienced mechanic. STUD WARRANTY: If for any reason a stud fails during use, not installation, we will send a new, complete stud kit.  No other parts or any labor are included, and it cannot be converted to a refund or discount on any order.   ALPHA CUB WARRANTY: If your Alpha Cub cylinder fails it will be repaired or replaced free of charge.  Warranty for all products we sell does not cover failure that is a result of improper installation, tuning, break in, or misuse.  For any warranty to be considered the part(s) in question must first be sent back to us for inspection.  We do not warranty parts based on phone calls, photos, emails, what you read online, or another mechanic's assessment alone.

We ship next day most of the time. Modquad parts are shipped Monday-Thursday. Engine Kits are 3-5 business days.

We don't do backorder! If your items has already sold you will be notified immediately and you money refunded on the spot.

Sold items are removed daily.

If you see it on this website, it is 100% in stock unless it just sold before you clicked buy.

If you call we answer, if you text we respond, if you have a question we respond. Sometimes we sleep so it could be next morning but we will respond.

Thank you for shopping with us! We appreciate you!

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Cut em Up!

Dune Goons Rider ~ Breanna
Showing her personal style and cutting the shirts up to her liking. We don't mind one bit! Cut em Up!