Brand new big bore cylinder / barrel kit to fit:
Aprilia RX 50 (1995-2003).
This cylinder kit has been manufactured to replace the original top end on an Aprilia RX50 for the years and models shown above.
The kit includes:
- cylinder / barrel / jug
- head
- piston kit
- gaskets
To upgrade the original from 50cc to 70cc. 47mm bore.
To replace OEM: AP8206375.
Chassis number prefix: ZD4MU / ZD4ST0 / ZD4STA00 / ZD4TTA.