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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
your factory venting is rarely enough
Part Number: 0300-0044
Tubeless Design: Ready to run tubeless
consistent CVT shifts
This motor provides the consistent cranking torque needed to fire up your engine in all weather conditions
Blue Line GY6 Cylinder Head 57mm | 157QMJ 150cc Engines scooter cc your factory venting is rarelyReplace a cracked or worn cylinder head on your 150cc engine with this Blue Line OEM spec 57. 4mm cast aluminum cylinder head. Includes pre installed valve seats and valve guides. Compatible with 157QMJ engine families using GY6 A block engines used in the vast majority of carbureted 150cc Chinese manufactured scooters, ATVs, and go karts. Features OEM spec cast aluminum construction 57. 4mm bore diameter Pre installed valve seats and valve guides
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