Polini ポリーニ シリンダーキット Euro 3 ／ 4

■商品概要【メーカー品番】140.0224■詳細説明With the help of the technology used for the Formula 1 engines， Polini Motori has designed a new cylinder kit that wants to be a point of reference for Piaggio 300 engines tuning．?Thanks to the special barrel made of steel with Nicasil coating and to the 'HTR' ring (High Turbulence Ring) it has been possible to increase the bore to 77mm， bringing the displacement from 278 cm3 to 294 cm3: an incredible explosion of power for your scooter engine．The cylinder kit can be installed without any modification to the crankcase and to the original head．Exclusive detail in the scooter market is the 'HTR' ring that above improving the squish effect， it allows a larger supporting surface of the head gasket， granting great reliability of this part．The piston has a wider skirt to resist to the side shifting generated by the coil; the combustion chamber， machined from the piston top， has been designed to have the best compression ratio with wide squish lines that match to the original head．?The CDI has two curves specific for the different tuning steps: the first is proper to be installed with Polini Hi-Speed， cylinder kit and original muffler; the second one with Polini Hi-Speed， cylinder kit and Polini muffler．With the new kit the performance is tangible just from the first rpm and the engine is powerful at all the rpm．The cylinder kit comes with plug and play CDI and the wirings to be connected to the original system without any modification．■注意点※輸入品のため、説明書が付属する場合、外国語の説明書となります。※メーカー都合により商品の仕様変更がある場合がございます。ご了承ください。　※画像はイメージです。■適合車種VESPA GTS VESPA GTS 年式: 07-19 VESPA GTV VESPA GTV 年式: 09-18 ATLANTIC/ARRECIFE 300 ATLANTIC/ARRECIFE 300 年式: 10-13 SCARABEO 300 SPECIAL SCARABEO 300 SPECIAL 年式: 09-15 SR 300 MAX SR 300 MAX 年式: 11-16 BEVERLY 300 IE 4V RST E3  BEVERLY 300 IE 4V RST E3 年式: 10-15   備考: （M692）BEVERLY 300 IE 4V S E3  BEVERLY 300 IE 4V S E3 年式: 10-15   備考: （M692）BEVERLY 300 IE ABS ASR E4  BEVERLY 300 IE ABS ASR E4 年式: 17-18   備考: （MA21）BEVERLY 300 IE ABS ASR E4 BEVERLY 300 IE ABS ASR E4 年式: 19-20 BEVERLY 300 IE POLICE ABS ASR E4 BEVERLY 300 IE POLICE ABS ASR E4 年式: 19 BEVERLY 300 IE TOURER E3  BEVERLY 300 IE TOURER E3 年式: 09-10   備考: （M28A）CARNABY 300 IE CRUISER E3  CARNABY 300 IE CRUISER E3 年式: 09-12   備考: （M604）MP3 300 HPE ABS ASR MP3 300 HPE ABS ASR 年式: 19-20 MP3 300 HPE SPORT ABS ASR MP3 300 HPE SPORT ABS ASR 年式: 19-20 MP3 300 IE LT BUSINESS ABS ASR E4  MP3 300 IE LT BUSINESS ABS ASR E4 年式: 16-18   備考: （TA11;TA19）MP3 300 IE LT SPORT ABS ASR E4  MP3 300 IE LT SPORT ABS ASR E4 年式: 17-18   備考: （TA11;TA19）NEXUS 300 NEXUS 300 年式: 08-14 RAMBLA 300 RAMBLA 300 年式: 10-12 GEOPOLIS 300 4T IE GEOSTYLE GEOPOLIS 300 4T IE GEOSTYLE 年式: 11-12 GEOPOLIS 300 4T IE PREMIUM GEOPOLIS 300 4T IE PREMIUM 年式: 11-14 GEOPOLIS 300 4T IE PREMIUM RS GEOPOLIS 300 4T IE PREMIUM RS 年式: 11-14 ■商品番号1089746