Complete Big Bore Kit MMG 80cc for 50cc 4 Stroke Chinese Scooters
Code: MGHP0422_80CC
- 47mm cylinder upgrade kit for up to 80cc
- Includes assembled cylinder head with 70mm valve length
- Includes 47mm piston set with rings and wrist pin
- Includes rocker arm assembly, exhaust studs, factory style nuts, and spark plug
- Free blocking plates included
- Intended for off-road, non-street, or closed-course racing use only
Upgrade Kit 47mm cylinder , up to 80cc (Cylinder Kit + Cylinder Head 70mm valves + Camshaft + rocker arm kit ) Free Blocking Plates
Works on most 50/80cc GY6/QMB Chinese engines.
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MMG Cylinder Kit, GY6 49/50cc to 100cc Upgrade
Code: MGHP0423_100CC
