{"product_id":"stage-6-cyl-sport-pro-mkii-70cc-minarelli-vertical-10mm-s6-7117100","title":"STAGE 6 CYL.SPORT PRO MKII 70CC MINARELLI VERTICAL 10MM S6-7117100","description":"STAGE 6 CYL.SPORT PRO MKII 70CC MINARELLI VERTICAL 10MM S6-7117100 \u003cp\u003e\u003cstrong\u003eStage6 Cylinder Kit 70cc Sport Pro MK2 10mm piston pin Minarelli vertical\u003c\/strong\u003e (Yamaha BW's \/ Slider - MBK Booster \/ Stunt). The first generation Sport Pro MK1 cylinders became very popular among scooter tuners, then Stage6 took things to the next level and introduced the successor, the Sport Pro MKII.\u003c\/p\u003e\n\n\u003cp\u003eThe cylinder was \u003cstrong\u003ecompletely redesigned\u003c\/strong\u003e; 6 instead of 5 transfer ports ensure \u003cstrong\u003eoptimized cylinder filling\u003c\/strong\u003e. The oval exhaust remained but was optimized as well. The appearance is based on the pentagonal shape of the R\/T cylinders. The head is a one-piece unit with cast scavenging canals for better heat dissipation. The piston is a replica of the R\/T piston, with a domed piston crown and 0.8 mm thick piston ring to optimise performance and improve \u003cstrong\u003ethermal stability\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThe cylinder delivers 2 to 3 hp more power than the MK1, between \u003cstrong\u003e12 hp\u003c\/strong\u003e, without any additional modifications and in combination with the corresponding components. \u003cstrong\u003eMaximum performance\u003c\/strong\u003e and \u003cstrong\u003eoutstanding robustness\u003c\/strong\u003e - we are sure that this cylinder will set new standards in the tuning scene.\u003c\/p\u003e\n\n\u003cp\u003eWe recommend using a reinforced crankshaft, a min. 19mm carburetor and a sport \/ racing exhaust to exploit the full power of this tuning cylinder..\u003c\/p\u003e\n\n\u003cp\u003e\u003cu\u003e\u003cem\u003eThe kit includes.\u003c\/em\u003e\u003c\/u\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003ealuminium cylinder, 47.6mm bore\u003c\/li\u003e\n\t\u003cli\u003e1-ring piston with 10mm piston pin\u003c\/li\u003e\n\t\u003cli\u003eone-piece cylinder head\u003c\/li\u003e\n\t\u003cli\u003egasket set\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWe recommend to clean the engine before assembly, check the condition of all components and use a new spark plug and new small end bearing. Do not forget to change your carburetor settings if necessary.\u003c\/p\u003e\n\n\u003cp\u003eSquish clearance should be between 0.75 and 0.85. The cylinder should be run in for approx. 300 km with a 1:33 mixture to improve robustness and life expectancy.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eAttention:\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003e- Original exhausts cannot be mounted with this cylinder.\u003c\/p\u003e\n\n\u003cp\u003eWITHOUT HOMOLOGATION (in some countries)\u003c\/p\u003e","brand":"STAGE 6","offers":[{"title":"Default Title","offer_id":48132791435419,"sku":"STAS6-7117100","price":294.71,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0669\/9742\/0187\/files\/424-71100.jpg?v=1778976597","url":"https:\/\/grmotorcycle.com\/products\/stage-6-cyl-sport-pro-mkii-70cc-minarelli-vertical-10mm-s6-7117100","provider":"GR Motorcycle","version":"1.0","type":"link"}