VMC RVA 100cc thermal group Ø 54mm stroke 43mm CENTRAL SPARK PLUG HEAD
for Vespa 50/PK50/S/XL/XL2
Aluminum thermal group, 8 transfers
VMC RVA 100cc thermal group Ø 54mm stroke 43mm CENTRAL SPARK PLUG HEAD
VMC has created a top class cylinder with this reed valve to the RV-A 100 cylinder.
The technical solutions on this cylinder allow performances that were previously reserved for long-stroke cylinders.
The cylinder is made of aluminum with a Nikasil-coated barrel and reed valve intake.
The head is CNC machined, with a viton gasket and fixed with eight m6 bolts.
It has a bore of 54 mm and a stroke of 43 mm, 8 transfer ports
Exhaust port with crosspiece with 28mm exit diameter and 52mm centre distance studs
Phases 113° for intake and 171° for exhaust
The manifold has an internal diameter of 25 mm and is equipped with a four-petal reed valve pack.
Included in the kit are the original valve cap screws and a kit of paper gaskets of different thicknesses.
Recommended carburetor size: 19 - 24 mm
Data sheet
- Versione Vespa
- Vespa Small Frame
- CYLINDER
- Alluminio
Specific References
In Italy and Europe Via GLS / DHL / Fercam
24h from order confirmation
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