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• Rocker Arms

• Performance Cam

• Oversized Valves

• Special Modified Piston

• Includes rings, wrist pin, clips and needed gaskets

• Fits 150cc & 160cc GPX/YX Motors
  
  
  
  
  Price: $399
  

• Roller Rocker Arms

• Performance Cam

• Oversized Valves

• Fits 150cc and 165cc GPX/YX Motors
  
  
  
  
  
  
  
  Price: $359
  
  GPX/YX 150cc
  
  GPX/YX 165cc
  

Lifan Monster BV Head
 

• Lifan BVH cylinder head, 55mm bore, 27mm intake, 23mm exhaust, include spark plug, Steel gasket, 5 pieces covers (stock), and Cam Sprocket 32T

• (Fits OPBS 29-125/29-125 PRO & 29 SE & GPX/Jialing Motors)
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  Price: $129
  

Race Head for GPX/YX 150
(Ported & Polished)
 

• Custom Ported and Polished Head

• Fits 150cc and GPX/YX Motors

• Head only, no cam, valves or gaskets
  
  
  
  
  
  Price: $279
  

Custom Race Head - Lifan Monster BV Head
 

• Custom Ported and Polished Head

• Lifan BVH cylinder head, 55mm bore, 27mm intake, 23mm exhaust, include spark plug, Steel gasket, 5 pieces covers (stock), and Cam Sprocket 32T

• (Fits OPBS 29-125/29-125 PRO & 29 SE & GPX/Jialing Motors)
  
  
  
  Price: $279
  

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Toll Free: 866-475-5692
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Corporate Offices: The Fun Factory 5415 Acton Hwy / Ste 124  Granbury, Texas
 

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Copyright, Orion Pit Bike Sales / Orion Pit Bike Sales, TM
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*Sales Tax only applied if your billing address is in Texas. See our terns and conditions for full warranty details
OPBS reserves the right to change color, components, etc on any pit bike without notice. Please call if you have specific questions.
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