This Wossner piston kit with a 45.00mm bore (actual size 44.96mm) is designed for KTM SX65 models from 2000 to 2008. Made in Germany, this forged piston ensures excellent strength, durability, and optimal heat transfer in high-performance two-stroke engines.

Features

• 
  

  Forged piston construction for enhanced durability and strength

  
  


• 
  

  Designed to efficiently transfer heat from the combustion chamber to cylinder walls

  
  


• 
  

  Elliptical profile minimises stress points and evenly distributes thrust loads to prevent piston collapse

  
  


• 
  

  Manufactured in Germany to precise engineering standards

  
  

Specifications

• 
  

  Bore size: 45.00 mm

  
  


• 
  

  Actual piston size: 44.96 mm

  
  


• 
  

  Display (cm³): 63

  
  


• 
  

  Stroke (mm): 40.00

  
  


• 
  

  Clearance (mm): 0.05

  
  


• 
  

  Compression ratio: 2-stroke (Wossner and OEM)

  
  


• 
  

  Compression height (mm): 21.70

  
  

Cross-Reference OEM Part Numbers

• 
  

  46030007500

  
  


• 
  

  746M04500

  
  

Vehicle Fitments

• 
  

  2000 KTM SX65

  
  


• 
  

  2001 KTM SX65

  
  


• 
  

  2002 KTM SX65

  
  


• 
  

  2003 KTM SX65

  
  


• 
  

  2004 KTM SX65

  
  


• 
  

  2005 KTM SX65

  
  


• 
  

  2006 KTM SX65

  
  


• 
  

  2007 KTM SX65

  
  


• 
  

  2008 KTM SX65

  
  

Included Components

• 
  

  Piston: Wossner PN# 8198DA

  
  


• 
  

  Lock: PN# CW12

  
  


• 
  

  Pin: PN# WP091

  
  


• 
  

  Ring Set: PN# RSB4500

  
  


• 
  

  Rod: PN# P2002