GENUINE BMW CYLINDER HEAD BOLT SET N42, N46, N46N TORX M9/M10 11127578077
Overview
Genuine BMW cylinder head bolt set (Torx M9/M10) for 4-cylinder petrol engines (N40, N42, N43, N45, N46, N46N). BMW OEM part number 11127578077.
- Genuine BMW OEM bolt set
- 12-piece set — M9 and M10 Torx bolts
- Must be replaced whenever cylinder head is removed — stretch bolts, single use only
- Critical for correct cylinder head clamping force
Compatible Vehicles (per RealOEM):
- BMW 1 Series — E81, E82, E87, E87 LCI, E88 (2003–2013)
- BMW 3 Series — E90/E91 (2004–2012), E92/E93 (2005–2013)
- BMW 5 Series — E60 LCI, E61 LCI (2006–2010)
- BMW X1 — E84 (2008–2015)
- BMW X3 — E83 LCI (2006–2010)
- BMW Z4 — E85 (2004–2008)
Engine Compatibility: N40, N42, N43, N45, N46, N46N (4-cylinder petrol)
BMW Part Numbers:
- 11 12 7 578 077 (primary)
Cross References: Elring 527.450, REINZ 14-32310-01, BGA BK2338, AJUSA 81044900
Shipping & returns
Shipping: Orders placed before 12pm ship same day from our Australian warehouse. Express & standard options at checkout.
Returns: 14-day returns on any part that doesn’t fit or you no longer need. A 20% restocking fee applies. Original packaging required. Start a return from your account.
Parts warranty: Used parts — 3 months, unlimited km. New parts — 6 months, unlimited km. Some listings may specify a different period, which will be noted in the ad. This is a parts warranty only and does not cover labour or fitting. Full terms on our Returns & Warranty policy.
* Product descriptions are written with AI assistance and may contain errors