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47mm QMB139 Complete Non-Emissions Cylinder Head
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47mm QMB139 Complete Non-Emissions Cylinder Head

47mm QMB139 Complete Non-Emissions Cylinder Head

50cc QMB139 4-stroke 47mm, Non-Emissions Cylinder Head with 64mm Valves for use with 72cc Big Bore Kit!

  • For Use with 72cc Big Bore Kit
  • Valve Length: 64mm
  • Overall Height: 59.5mm
  • Intake Port Diameter: 17mm
  • Exhaust Port Diameter: 18mm
  • Intake Bolt Hole Spacing: 44.5mm
  • Exhaust Bolt Hole Spacing: 50mm
$19.25

Original: $54.99

-65%
47mm QMB139 Complete Non-Emissions Cylinder Head—

$54.99

$19.25

47mm QMB139 Complete Non-Emissions Cylinder Head

50cc QMB139 4-stroke 47mm, Non-Emissions Cylinder Head with 64mm Valves for use with 72cc Big Bore Kit!

  • For Use with 72cc Big Bore Kit
  • Valve Length: 64mm
  • Overall Height: 59.5mm
  • Intake Port Diameter: 17mm
  • Exhaust Port Diameter: 18mm
  • Intake Bolt Hole Spacing: 44.5mm
  • Exhaust Bolt Hole Spacing: 50mm

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Description

50cc QMB139 4-stroke 47mm, Non-Emissions Cylinder Head with 64mm Valves for use with 72cc Big Bore Kit!

  • For Use with 72cc Big Bore Kit
  • Valve Length: 64mm
  • Overall Height: 59.5mm
  • Intake Port Diameter: 17mm
  • Exhaust Port Diameter: 18mm
  • Intake Bolt Hole Spacing: 44.5mm
  • Exhaust Bolt Hole Spacing: 50mm