Universal Parts 50mm QMB139 Non Emissions Head 69mm Valves
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Universal Parts 50mm QMB139 Non Emissions Head 69mm Valves (151-266)
Universal Parts 50mm QMB139 Non Emissions Head 69mm Valves
Item-Code : 151-266
Regular Price : $58.00
Season Special: $51.99
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Availability :Usually ships the next business day


 





Product Description
50cc QMB139 4-stroke 50mm, Non Emissions Cylinder Head with 69mm Valves for use with 81.3cc Big Bore Kit! (See Related Items)


You may need to modify your engine case to accommodate the larger cylinder.


Specifications:
  • For Use With 81.3cc Big Bore Kit
  • Valve Length: 69mm
  • Overall Height: 59.5mm
  • Intake Port Diameter: 18mm
  • Exhaust Port Diameter: 17mm
  • Intake Bolt Hole Spacing: 44.5mm
  • Exhaust Bolt Hole Spacing: 50mm
 
 
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