Polini Cylinder 47mm 70cc Corsa Big Bore Kit w/Alumin Piston (Aprilia, JOG, Zuma 50)
Description: Polini Cylinder 47mm 70cc Corsa Big Bore Kit w/Alumin Piston for Aprilia, JOG, Zuma 50cc 2-stroke engines. Polini has become the leader in Italian racing cylinder kits. Their entry-level Contessa options are relatively easy to install, tune, and improve the performance of your scooter. This 70cc BB kit not only fits Honda Dio but also Honda Elite and Kymco ZX name a few others. It's the ideal starter big bore kit for someone looking to get significant gain top-speed without excess tuning time.
NOTE: Properly break in your big bore kit and add about an ounce of 2 stroke oil to your gas tanks. For break-in, we recommend 200-300 miles before running your bike full throttle for any extensive length of time. This BBK will not fit the early model AF05E Engines (PRE-1994). Boring and machining may be required.
Includes the following Cylinder, Piston + Rings, Gaskets (compression base gasket, steel head gasket), Wrist pin, G-clips, Studs, and Spark plug.
• 1x Aluminum Piston: 47mm
• 2x Piston Rings: 47mm
• 1x Wrist Pin w/G-clips:
• 1x Cast-Iron Cylinder: 47mm
• Cylinder Height (side-width): 50.8mm
• Made in Italy
• Fit Aprilia 50
• Fit Jog 50
• Fit Zuma 50
Supported Models: Aprilia SR (Pre-2000), Eton Beamer II 50 (2005-06), Genuine Buddy 50, Genuine Roughhouse 50, Malaguti Ciak 50 (2002-05), Malaguti F12 Phantom (2002-05), Malaguti F15 Firefox (2002-05), Malaguti Yesterday (2001-06), Rattler, Yamaha Jog, Yamaha Vino, Yamaha Zuma (2002-12)
Item Weight & Package Dimensions:
• 5.8 pounds | 7.5" (L) x 5.5" (W) x 5.25" (H)