Universal Parts Complete QMB139 Cylinder Head – Emissions
$55.98
Universal Parts Complete QMB139 Cylinder Head – Emissions
In stock
Universal Parts Completely Assembled PAIR Style 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. Intake Port Diameter: 17mm Exhaust Port Diameter: 17mm Valve Length: 69mm Emission Control System: Pulsed Secondary Air Injection System(PAIR)
Additional information
| Weight | 2.8 lbs |
|---|---|
| Dimensions | 7 × 7.5 × 6 in |
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