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* Aprilia SR 50 R FACTORY (carb version)
460 aluminum cylinder head Scooter 70ccm MHR Minarelli watercooled (head 1-piece)
Hooligan 170i TaoTao GY6 125cc/150cc models
Zoomer or pre-2012 Metropolitan a heavy duty
Elastic bands at the bottom cinch snugly around the bike for a secure
NCY Cylinder Kit (43mm, 66.8cc); SYM 50cc, Lance 50cc 4T T20 STELLA 4T SPEEDOMETER AND HANDLEBAR * Aprilia SR 50 RThe NCY 43mm Big Bore Cylinder Kit bumps displacement on your SYM or Lance 50cc 4 stroke scooter from the stock 49cc up to 66. 8cc a 34% increase that translates directly into stronger acceleration, improved top end pull, and a noticeably more responsive throttle. NCY is one of the most trusted names in scooter performance parts, and this kit reflects their standard of precision machined components at a price that makes the upgrade a no brainer.