Cylinder - QMB139 Cylinder Head - Non Emissions > Part#151GRS213
Grand Rapids Scooter - Engine Parts
Cylinder Head for 50cc 4-stroke QMB139 engines.
- Bore: 39mm
- Exhaust Bolt Hole Spacing: 49.75mm
- Intake Bolt Hole Spacing: 44.75mm
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Grand Rapids Scooter - Engine Parts
Cylinder Head for 50cc 4-stroke QMB139 engines.