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Vertex Big Bore OS Engine Rebuild Kit Honda TRX400EX / X

Vertex OS Engine Rebuild Kits from Vertex ship with an oversized piston and all components needed for a professional-level engine overhaul. Vertex ATV and SxS rebuild kits save an average of $400 versus buying OEM parts and 7-15% when compared to buying aftermarket rebuild components individually. Complete rebuild kits also save time and effort, getting your ride back in action with restored pep. 

Vertex OS Engine Rebuild Kits require cylinder wall honing, machining and / or re-plating depending on application and kit size. 

Includes: 

  • Vertex piston kit (larger diameter than OE piston size)
    • Standard compression piston, rings, pin and clips
  • Hot Rods heavy-duty crank
    • Stock stroke
    • On two-stroke applications, includes wrist pin bearing
  • Hot Rods main bearing / seal kit
  • Hot Rods transmission bearing kit
    • Includes transmission bearings, output shaft collar and sprocket lock washer
  • Hot Rods counter balancer bearing kit
  • Hot Rods water pump bearing and seal kit
  • Vertex complete gaskets kit
    • Including seals and O-ring kit (covers top and bottom)
  • Hot Cams cam chain 

Note: OS Engine Rebuild Kits require cylinder wall honing, machining and / or re-plating depending on application and kit size. Images for reference only. Kit contents vary with machine and application. 

Product Style RevZilla Item # Store Sku MFR. Product # Availability
Product Style +1.0MM RevZilla Item #10156544 Store Sku MFR. Product #WR101-197 AvailabilityOut of Stock
Product Style +2.0MM RevZilla Item #10156545 Store Sku MFR. Product #WR101-198 AvailabilityIn Stock: Ships next business day
Product Style +3.0MM RevZilla Item #10156546 Store Sku MFR. Product #WR101-199 AvailabilityOnly 2 Left: Ships next business day
Please review this product's fitment notes & exceptions prior to purchase: Add to Cart

This product DOES NOT FIT your 2023 Yamaha Wolverine RMAX2 R-Spec

Fitment Notes & Exceptions
  • Vertex OS Engine Rebuild Kits require cylinder wall honing, machining and / or re-plating depending on application and kit size. 
This Product Fits
Honda
Sportrax 400 TRX400EX 2005, 2006, 2007, 2008
Sportrax 400 TRX400X 2012, 2013, 2014
This item is also available for 44 different vehicles. View All Models
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