{"product_id":"n-902-127-03-genuine-vw-audi-timing-chain-assembly-socket-bolt","title":"N-902-127-03 Genuine VW\/Audi Timing Chain Assembly Socket Bolt","description":"\u003ch2\u003eThe original socket bolt for the specified timing assembly connection\u003c\/h2\u003e\u003cp\u003eN-902-127-03 is the Genuine VW\/Audi socket-head combination bolt assigned to the timing assembly on the S4 Cabriolet configuration below. Its factory designation is AM8×47-S4-S.\u003c\/p\u003e\u003cp\u003eTiming components use several visually similar fasteners with different lengths and head arrangements. Match the complete factory number at the original mounting position rather than selecting a bolt by diameter alone.\u003c\/p\u003e\u003ch3\u003eTechnical details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete factory number: N-902-127-03.\u003c\/li\u003e\n\u003cli\u003eFactory specification: AM8 × 47-S4-S; nominal M8 × 47.\u003c\/li\u003e\n\u003cli\u003eDesign: socket-head combination bolt with internal hexagon drive.\u003c\/li\u003e\n\u003cli\u003eQuantity supplied: one individual bolt.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe nominal diameter and length identify this particular fastener. They do not establish interchangeability with nearby timing bolts or a general-purpose M8 bolt. The original bearing arrangement and installed engagement must be preserved.\u003c\/p\u003e\u003ch3\u003eCommon reasons to replace\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe internal drive has rounded or become damaged.\u003c\/li\u003e\n\u003cli\u003eThreads are damaged or cross-threaded.\u003c\/li\u003e\n\u003cli\u003eThe head or bearing surface is distorted.\u003c\/li\u003e\n\u003cli\u003eThe original bolt is missing during timing assembly work.\u003c\/li\u003e\n\u003cli\u003eThe factory repair procedure calls for replacement at the serviced connection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eInspect the receiving threads, component seating surfaces and associated mounting parts. Resolve damaged threads or an incorrectly seated component before fitting replacement hardware.\u003c\/p\u003e\u003ch3\u003eVehicle fitment\u003c\/h3\u003e\u003cp\u003eThe table identifies the confirmed engine, body style and VIN boundary. Use this bolt only at the timing assembly position originally assigned the complete part number.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eVehicle\u003c\/th\u003e\n\u003cth\u003eModel years\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003cth\u003eApplication restrictions\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eAudi S4\u003c\/td\u003e\n\u003ctd\u003e2005–2006\u003c\/td\u003e\n\u003ctd\u003e4.2L MPI gasoline V8; PR D5E\u003c\/td\u003e\n\u003ctd\u003eCabriolet; quattro; Original timing assembly mounting position\u003c\/td\u003e\n\u003ctd\u003eOnly original N90212703 AM8×47-S4-S position; VIN through 8H-7-003760.\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation guidance\u003c\/h3\u003e\u003cp\u003eTiming assembly work requires the vehicle-specific factory procedure, including the correct support and timing tools where required. Restore the original connection, start the bolt by hand and follow the specified tightening sequence and replacement requirements.\u003c\/p\u003e\u003cp\u003eComplete all timing and assembly verification steps required by the factory procedure before returning the engine to service. Do not infer a torque value from the bolt diameter.\u003c\/p\u003e\u003ch3\u003eOrdering information\u003c\/h3\u003e\u003cp\u003eOne genuine bolt is supplied. Timing chains, guides, sprockets, brackets and other bolts are not included. Verify the original number, VIN and quantity needed before ordering.\u003c\/p\u003e","brand":"Genuine VW\/Audi","offers":[{"title":"Default Title","offer_id":48047216427185,"sku":"N-902-127-03","price":5.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/1379\/3201\/files\/n-902-127-03-genuine-vw-audi-1.jpg?v=1792133640","url":"https:\/\/hstuning.com\/products\/n-902-127-03-genuine-vw-audi-timing-chain-assembly-socket-bolt","provider":"HS Tuning ","version":"1.0","type":"link"}