Insane Performance BMW S55 4-Pin One-Piece Crank Hub
type: Product
description: Insane Performance one-piece 4-pin crank hub upgrade for the BMW S55 engine. Designed for S55-powered BMW M2 Competition, M3 and M4 models, the Insane Performance crank hub replaces the factory multi-piece crank hub arrangement with an upgraded one-piece design that can be mechanically located to the crankshaft using four pins. £799 including VAT – component kit only. Professional Installation Available Looking for the complete crank hub upgrade rather than the component on its own? Swift Performance offers the Insane Performance 4-pin crank hub supplied and professionally installed for £1,950 including VAT at our workshop in Stoke Mandeville, Aylesbury. Our complete package includes the crank hub, professional installation, associated gaskets, seals and fixings, engine oil, S55 oil filter and our sump-removal installation procedure. View our £1,950 S55 Crank Hub Supply & Fit Package About the Insane Performance S55 4-Pin Crank Hub The Insane Performance S55 crank hub is a one-piece upgraded crank hub designed specifically for BMW's S55 engine. Insane Performance specifies the hub as manufactured from heat-treated steel and precision-machined using 5-axis CNC equipment. This product is the 4-pin version, providing four mechanical locating points between the upgraded hub and crankshaft when correctly installed. The pinned design creates a positive mechanical connection between the crankshaft and upgraded hub rather than relying solely on the factory friction-based arrangement. Why Upgrade the BMW S55 Crank Hub? The BMW S55 engine uses a factory crank hub and timing-drive arrangement that has become a well-known concern among BMW performance owners and specialists. If the factory crank hub moves relative to the crankshaft, the engine timing can also move from its intended position. This is commonly referred to as a slipped or spun crank hub. Possible symptoms can include: Drivetrain malfunction warnings Engine timing fault codes Reduced-power or limp mode Poor engine …
brand: Insane Performance
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  low price: 1113.00
  high price: 1113.00
  price currency: USD
  offer count: 1
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    price: 1113.00
    price currency: USD
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