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Vertex Big Bore OS Engine Rebuild Kit Yamaha Raptor / Warrior 350

Vertex's OS Engine Rebuild Kits come fully packed with an oversized piston (+0.5-3.0mm larger than OE piston diameter) in addition to all the necessary parts and gaskets for a comprehensive engine rebuild or refresh. These kits can potentially save, on average, $400 in comparison to buying OEM components and between 7-15% when compared to purchasing aftermarket rebuild components separately. Helping to save money, down time and effort.

Please note, these kits necessitate cylinder wall honing, machining and re-plating depending on the 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 J&P Cycles Item # Catalog Number Store Sku MFR. Product # Availability
Product Style +0.5MM J&P Cycles Item #10156563 Catalog Number10156563 Store Sku MFR. Product #WR101-209 AvailabilityOnly 3 Left: Ships within 24 hours
Product Style +1.0MM J&P Cycles Item #10156564 Catalog Number10156564 Store Sku MFR. Product #WR101-210 AvailabilityOnly 2 Left: Ships within 24 hours
Please review this product's fitment notes & exceptions prior to purchase: Add to Cart

This product DOES NOT FIT your 2018 Yamaha R6

Fitment Notes & Exceptions
  • Vertex OS Engine Rebuild Kits require cylinder wall honing, machining and / or re-plating depending on application and kit size. 
  • Fits Warrior 1987-2004
This Product Fits
Yamaha
Raptor 350 2005-2013
Raptor 350 SE 2005, 2006, 2007
Warrior 350 2000, 2001, 2002, 2003, 2004
This item is also available for 30 different vehicles. View All Models
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