NCY Big Valve Cylinder Head (58.5mm, 2 Valve); Genuine/GY6 accessories aggressive exhaust note that perfectly

aggressive exhaust note that perfectly complements the Vino's classic styling

Gear Oil: 0

rubber grommets

Rebuild or reseal your GY6-powered scooter's engine with the NCY Complete Engine Gasket Set

The NCY 81cc Aluminum Performance Cylinder Head is a direct upgrade for 50cc 139QMB-based engines

NCY Big Valve Cylinder Head (58.5mm, 2 Valve); Genuine/GY6 accessories aggressive exhaust note that perfectlyNCY's Big 2 Valve Cylinder head lets that cylinder on your Genuine Buddy 125 150 170i, Blur 150, or GY6 bike breathe easier. Specifications: Dimensions: 7. 5"L x 7"W x 2. 75"H Cylinder Head Stud Space: 54mm Valve stem: 5mm Intake Manifold Bolt to Bolt Space: 45mm Intake Threads: M6 Exhaust Bolt to Bolt Space: 45<51mm Exhaust Threads: M8 Compatibility: Genuine Buddy 150 and GY6 engines noted below. 157QMJ based 125cc 150cc 169cc engines with the