{"product_id":"xlpower-nimbus-550-nitro-engine-shaft-set-v2-xl55nb12-1","title":"XLPower Nimbus 550 Nitro Engine Shaft Set V2 : XL55NB12-1","description":"\u003cp\u003eXLPower Nimbus 550 Nitro Engine Shaft Set V2 : XL55NB12-1\u003c\/p\u003e\n\u003cp\u003eA new design for higher precision and reliability, fully compatible with OS and YS engines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKit Includes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEngine shaft (extended design, factory runout ≤0.02mm)\u003c\/li\u003e\n\u003cli\u003eStarter coupling\u003c\/li\u003e\n\u003cli\u003eTapered washer (for clutch seating)\u003c\/li\u003e\n\u003cli\u003eFan nut\u003c\/li\u003e\n\u003cli\u003eSmall-angle taper sleeve (secure fit without over-tightening)\u003c\/li\u003e\n\u003cli\u003e7×19×6 bearing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKey Improvements\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eImproved concentricity — upper clutch bearing alignment significantly enhanced for smoother transmission.\u003c\/li\u003e\n\u003cli\u003eMore reliable structure — starter coupling no longer sits inside the bearing, reducing clutch loosening risk.\u003c\/li\u003e\n\u003cli\u003eOptimised taper angle — easier installation, secure engagement without excessive tightening.\u003c\/li\u003e\n\u003cli\u003eUniversal fit — compatible with both OS and YS engines, no modifications required.\u003c\/li\u003e\n\u003cli\u003eRecommended tightening torque: 16–18 Nm for secure and reliable locking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEngineered for maximum precision and durability in 550-class Nitro systems.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"XLPower","offers":[{"title":"Default Title","offer_id":56196406215041,"sku":"XL55NB12-1","price":39.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0951\/5047\/3601\/files\/image476877162.webp?v=1788123030","url":"https:\/\/helihensonrc.co.uk\/products\/xlpower-nimbus-550-nitro-engine-shaft-set-v2-xl55nb12-1","provider":"Heli Henson RC","version":"1.0","type":"link"}