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BMW Z4 2.5i E85 192hp M54B25 2002-2005
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BMW Z4 2.5i E85 192hp M54B25 2002-2005
Set of 6 forged 4340 steel connecting rods for BMW 2.5L 24V M54B25.Brands: ZRP Compatibility: 325i (E46), 525i (E39/E60), X3 2.5i, Z4 Engine codes: M54B25 Bolts included: ARP 2000 or ARP L19
Adapter for fitting an oil cooler to BMW M52 and M54 engines. Screws in place of the oil filter housing plug. M22x1.50 inlet and outlet. Reference OCTBMW1.Clearance item: no returns accepted.
Reinforced Athena and Cometic head gasket, in O-Ring and MLS. Sold individually.Brands: Athena, CometicEngines: M52B25TU, M52B28TU, M54B25, M54B30Bores: 84.5 to 87.6 mmThicknesses: 0.69 to 3.56 mmReplaces: 11 12 7 501 304
Set of 12 reinforced exhaust valves for BMW M50 VANOS, M52 and M54.Brands: SUPERTECH, FERREA Engines: M50B25TU, M52, M54, S50B30US, S52B32US Dimensions: 30.5 mm or 31.5 mm head, 6 mm stem Material: stainless steel or Inconel, 1 or 3 grooves
Set of 12 reinforced intake valves for BMW M50 VANOS, M52 and M54.Brands: SUPERTECH, FERREA Engines: M50B25TU, M52, M54, S50B30US, S52B32US Dimensions: 33 mm or 34 mm head, 6 mm stem Material: stainless steel, 1 or 3 grooves
Kit of 24 reinforced valve springs for BMW M50 VANOS, M52 and M54.Brands: CATCAMS, SUPERTECH, FERREA Engines: M50TU, M52, M54, S50B30US, S52B32US Springs: single or dual Contents: springs, upper retainers, lower spring seats depending on kit
Single forged connecting rod in 4340 steel for BMW M54B25.Brand: ZRP Compatibility: BMW 325, M54B25 Engine codes: M54B25 Bolts included: ARP 2000
Kit of 24 valve guides for BMW M50 VANOS, M52 and M54.Brand: SUPERTECH Engines: M50TU, M52, M54, S50B30US, S52B32US Material: manganese bronze, intake and exhaust Dimensions: OD 12.6 mm, ID 6.0 mm, length 43.3 mm
Set of 12 exhaust valve stem seals for BMW 24V six-cylinders.Brand: SUPERTECH Engines: M50TU, M52, M52TU, M54, S50B32, S54B32, S50B30US, S52B32US Material: Viton (FKM)
Set of 12 intake valve stem seals for BMW 24V six-cylinders and VAG 1.8T 20V.Brand: SUPERTECH BMW engines: M50TU, M52, M52TU, M54, S50B32, S54B32, S50B30US, S52B32US VAG engines: 1.8T 20V Material: Polyacrylate (ACM)
Tri-metal main bearings ACL RACE / KING RACING for BMW M20B25, M50B20/B25, M52B25/B28, M54B25/B30, S50B30/B32, S54B32:BMW 325i E30 1983-1993 BMW 320i 323i 325i M3 E36 1991-2000 BMW 323i 325i 330i M3 E46 1998-2006 BMW 520i 525i E34 1988-1996 BMW 523i 525i 530i E39 1996-2004 BMW 525i 530i E60 2001-2010 BMW Z3 Z4 2.0 3.0 Z3M Z4M E36 E85 1999-2008
Set of 12 trimetal connecting rod half-bearings for BMW inline-six M20, M50, M52 and M54.Brands and treatments: ACL Race and King Racing (optional pMaxKote coating) Compatibility: E30, E34, E36, E39, E46, E60, Z3, Z4 Engine codes: M20, M50, M52, M54, S50B30US, S52B32US Available sizes: standard to +0.50 mm, increased-clearance versions (HX / STDX)
Uprated engine and axle mount VIBRA-TECHNICS for BMW Z4:BMW Z4 E85 / E86 Coupé / Roadster 2002-2009, M54 / N52 / S54 engines
kit of 48 half-moon/valve keys for SUPERTECH 6mm diameter: Number of grooves of your choice
This page gathers the uprated engine parts we stock for the M54B25 straight six of the BMW Z4 2.5i E85, 192hp, built from 2002 to 2005.
ZRP forged connecting rods in 4340 steel with an H beam, as a set of six or individually, ARP 2000 or ARP L19 bolts included. On the cylinder head: ATHENA or COMETIC uprated head gasket, SUPERTECH and FERREA intake and exhaust valves, SUPERTECH guides, valve stem seals and collets in 6mm, SUPERTECH or CATCAMS valve springs. For the bottom end, ACL Race and King Racing tri-metal big end and main bearings, in standard size or oversize. The VIBRA-TECHNICS engine mount and the M22x1.50 oil cooler adaptor complete the range.
