Wiseco Pistons

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POWERSPORT

Yamaha®
ATV (2-Stroke)
Individual Pistons


Gaskets
Wiseco recommends replacing the Top End Gasket and
Bearing (if applicable) when replacing a piston.
Pistons are supplied with rings, wrist pins & circlips, unless noted otherwise View sample piston

  Models

  Kit Part #

Bore
x
Stroke

  
Displ.
  (cc)

  Bore
  Size
  (mm)

  Over
  Sizes
  (mm)

  Price

 Tri Z 250 All Models  515M06800
 68
 247  68  STD $149.40  
   515M06825
 x
 249  68.25  0.25 $149.40  
 PRO-LITE  515M06850
 68
 251  68.5  0.5 $149.40  
   515M06875
 
 252  68.75  0.75 $149.40  
 Liquid Cooled  515M06900
 
 254  69  1 $149.40  
   515M06925
 
 256  69.25  1.25 $164.70  
   515M06950
 
 258  69.5  1.5 $164.70  
   515M07000
 
 262  70  2 $164.70  
Purchase Top End
Bearing:

B1014
Replacement ring style is stamped on piston dome - ie. "C" for XC, "G" for XG and "H" for XH