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Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
Reserve from the case
Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
Crankcase Pressure: Install an NCY Decompression Tube to manage increased engine pressure
Valve Guides: Included
ISO 9001-certified manufacturing — Vee Rubber
allowing your engine to breathe deeper and rev higher
Right Crankcase; 139QMB metropolitan Crankcase Pressure: Install an NCYThis right side crankcase replaces the stock equipment on 139QMB bikes. Original Parts For Scooters SKU 151 129 Specifications: Uses a 33 tooth oil pump, available online Compatibility: 139QMB based 50cc 80cc engines with the following engine codes: 139QMA 139QMB 1P39QMB 1P39QMA 2 YN139QMB JJ1P39QMB 139FMA 2 BD1P39QMB BN139QMB 147QMD Other QMA models Other QMB models Don't see your engine listed? If the engine code includes "QM" or "FM", this product
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Pay in 4 interest-free payments of $8.25 Learn more