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Universal Parts QMB139 Cylinder Head – Emissions
Original price was: $55.92.$53.12Current price is: $53.12.
Universal Parts QMB139 Cylinder Head – Emissions
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Universal Parts PAIR Style (Emissions) Cylinder Head for 50cc 4-stroke QMB139 engines. PAIR is an acronym for Pulsed Secondary Air Injection System. It is an emissions control system used to lower HC and CO emissions. It works by allowing air into the exhaust flow.
39mm Bore
Intake Port Diameter: 17mm
Exhaust Port Diameter: 18mm
Emission Control System: Pulsed Secondary Air Injection System(PAIR)
SUPPORTED MODELS: QMB139 50cc/49cc , Various unlisted makes/models
Additional information
| Weight | 4 lbs |
|---|---|
| Dimensions | 6 × 4 × 2.1 in |
| Brand |