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Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
Made with a 25 inch connection
4-stroke piston ring set commonly found on imported dirt bikes
12 Volt 9 Amp Battery
Universal Fit Head Lamp for Dirt Bikes
QMB139 PAIR Style Cylinder Head 250cc 172mm Made with a 25 inchPAIR 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.
