50cc QMB139 Non Emissions Head – 69mm Valves

$49.99

Completely Assembled Non Emissions Style Cylinder Head with 69mm Valves for 50cc 4-stroke QMB139 engines.

Intake Port Diameter: 17mm
Exhaust Port Diameter: 18mm
Valve Length: 69mm

5 in stock

Description

Unleash Your Moped’s Full Potential with This Precision-Engineered Cylinder Head

  • 69mm valves for increased airflow and horsepower
  • 17mm intake and 18mm exhaust ports for optimal efficiency
  • Completely assembled for easy installation
  • Fits 50cc 4-stroke QMB139 engines

If you’re looking to breathe new life into your trusty moped, this high-performance cylinder head is the upgrade you need. Engineered with 69mm valves and optimized port diameters, it delivers a significant boost in airflow and power, transforming your ride’s acceleration, top speed, and overall responsiveness. No more feeling held back by your stock setup – this cylinder head will unlock your engine’s true potential, giving you the exhilarating performance you crave. Whether you’re commuting, exploring backroads, or just want to have more fun on your moped, this is the upgrade that will take your riding experience to new heights.

 

Parts diagram #1, 9-15

Additional information

Weight 5 lbs
Dimensions 10 × 8 × 8 in

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