BMW 1 Series E81 E82 E87 E88
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BMW 1 Series E81 E82 E87 E88

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This page covers the naturally aspirated 3.0 L 24V N52B30 six-cylinder of the BMW 125i E82 and E88, 218hp, built from 2007 to 2013.
Two families are available here. The set of six ZRP forged connecting rods in 4340 steel is listed for the 3.0 L 24V N52B30, with a choice of ARP2000 bolts for road and rally use or L19 bolts for the most highly stressed builds. The DINAN performance air filter completes the intake side. No forged pistons, no head gasket and no cylinder head parts appear on this page: those families sit on the N54B30 and N55B30 pages of the 135i and 1M, within the same 1 Series.
The naturally aspirated 3.0 L 24V N52B30 of the BMW 130i E81 and E87 produces 258 then 265hp, from 2006 to 2011.
The set of six ZRP forged connecting rods in 4340 steel names the 130i E81 among its fitments, alongside the 128i E82, 328i E90 and 530i E60 which share the same block. It is ordered with ARP2000 bolts, or with L19 bolts whose higher tensile strength suits the most heavily worked engines. The DINAN performance air filter covers the intake side. The other internal families are reserved for the turbocharged N54B30 and N55B30 of the 1 Series.
This page covers the 3.0 L 24V N54B30 twin-turbo six-cylinder of the BMW 135i E82 and E88, 306hp, from 2007 to 2010.
The bottom end is the best stocked part of this page. Forged pistons run from 84 to 85mm bore, with a 22mm gudgeon pin, from 9:1 to 10.5:1 compression, in the MANLEY, WÖSSNER, DIAMOND, JE and WISECO ranges. Forged connecting rods come from ZRP, MANLEY and BOOSTLINE, with ARP2000, L19 or CA625+ bolts. Tri-metal big end and main bearings are offered by ACL RACE and KING RACING, from standard to oversize. Then come SUPERTECH and FERREA valves, springs, stem seals, collets, CATCAMS camshafts and the head gasket.
This page covers the 3.0 L 24V N55B30 single-turbo six-cylinder of the BMW 135i E82 and E88, 306hp, from 2010 to 2013.
Forged pistons for the N55 are offered in 84, 84.02 and 84.5mm bore, from 9:1 to 10.3:1 compression, in the JE, JE FSR, JE Ultra Series, MANLEY, MANLEY HD, WÖSSNER and SUPERTECH ranges. Forged connecting rods come from ZRP in I-beam form and from MANLEY in H-beam and I-HD form, with ARP2000 or L19 bolts. ACL RACE and KING RACING tri-metal big end and main bearings run from standard to 0.50mm oversize. The DINAN performance air filter completes the intake side.
The 3.0 L 24V N54B30 twin-turbo of the BMW 135i E82 in 326hp form, from 2007 to 2010, has its whole cylinder head covered here.
Intake and exhaust valves come in SUPERTECH, stainless steel or sodium-filled Inconel with one keeper groove, and in FERREA stainless steel with three grooves, in standard size as well as 0.50mm oversize. SUPERTECH and FERREA performance springs, SUPERTECH stem seals and collets in 5 and 6mm complete the set. CATCAMS camshafts are listed as 1305001, 1305002 and 1305003. The COMETIC MLS head gasket covers six compressed thicknesses from 0.81 to 1.32mm in 85.0mm, or ATHENA O-ring in 86.0mm. Rods, pistons and bearings remain available.
The 3.0 L 24V N55B30 single-turbo of the BMW 135i E82 and E88 in 326hp form, from 2010 to 2013, is covered here on the cylinder head.
The COMETIC MLS head gasket is listed in four compressed thicknesses for this engine, 0.81, 1.12, 1.32 and 1.52mm in 85.0mm bore, with the ATHENA O-ring gasket of 1.50mm in 86.0mm as an alternative. Valves come in FERREA stainless steel with three keeper grooves, or in SUPERTECH, stainless steel on the intake side and sodium-filled Inconel on the exhaust side. SUPERTECH and FERREA performance springs, SUPERTECH stem seals and collets in 5 and 6mm finish the set. Pistons, rods and bearings remain available.
The BMW 1M E82, built in 2011 and 2012, uses the 3.0 L 24V N54B30 twin-turbo raised to 340hp.
Forged connecting rods name it explicitly among their fitments, alongside the 135i, 335i, 535i, 740i, X6 35i and Z4 35i: ZRP in I-beam form, MANLEY in H-beam and I-HD, BOOSTLINE in I-3P, with a choice of ARP2000, L19 or CA625+ bolts. ACL RACE and KING RACING tri-metal bearings are offered in standard and in repair sizes, 0.025, 0.026, 0.25 and 0.50mm oversize, which allows a reground crankshaft to be reused. Forged pistons run from 84 to 85mm and the cylinder head takes valves, springs and CATCAMS camshafts.
DINAN performance panel air filter D401-0035 for BMW fitted with the N54B30 3.0 litre twin-turbo.Fits BMW 135i E82/E88 (N54B30), BMW 1M E82 (N54B30), BMW 335i E90/E92/E93 (N54B30), BMW Z4 35i E89 (N54B30). Drops straight into the standard airbox in place of the OEM filter, for more airflow and a stronger induction note.Please note: clearance item, no...
DINAN sports air filter BMW 125i/130i E8x 325i/330i E9x 523i/525i/530i/630i E6x
Exhaust Supertech Valve Stem Gaskets forBMW / TOYOTA B58 N53 N54 N55 S55BMW 135i M135i M140i 1M E8X F2XBMW M235i M240i M2 CS M2 COMPetition F22 F87 G42BMW 325i 330i 335i 340i M340i M3/CS/COMPET E9X F30 F80 G20BMW 435i 440i M4/COMPET/GTS F32 F82BMW 523i 525i 528i 530i 535i 540i E60 F10 F90 G30BMW 630i 640i E63 F13BMW Z4 3.0i M40i E89 G29TOYOTA Supra/GR
Set of 6 forged connecting rods in 4340 steel for the BMW 3.0L 24V Twin-Turbo N54B30.Brands: ZRP, Manley, Boostline Compatibility: BMW 135i, 1M, 335i, 335is, 535i, 740i, X6 35i, Z4 35i/35is Engine codes: N54B30 Bolts included: ARP 2000, L19 or CA625+
BMW N54B30 3.0L forged pistons: bores 84 / 84.5mm, compression ratio 9.0 - 10.5:1, 22mm gudgeon pin. Manley, JE, Diamond and Wössner quality; comparison table, engine & vehicle compatibilities included.
JE, Manley, Wossner, Diamond forged pistons: bores 84-85 mm, RV 9.0-10.5:1, pin 22 mm. Detailed specs, N55/S55 & BMW vehicle compatibility, OEM references included.
Intake Valve Stem Gaskets SupertechBMW / TOYOTA B58 N53 N54 N55 S55BMW 135i M135i M140i 1M E8X F2XBMW M235i M240i M2 CS M2 COMPetition F22 F87 G42BMW 325i 330i 335i 340i M340i M3/CS/COMPET E9X F30 F80 G20BMW 435i 440i M4/COMPET/GTS F32 F82BMW 523i 525i 528i 530i 535i 540i E60 F10 F90 G30BMW 630i 640i E63 F13BMW Z4 3.0i M40i E89 G29TOYOTA Supra/GR
Kit of 12 SUPERTECH / FERREA performance exhaust valves for the BMW 3.0 24V N54B30 double VANOS bi-turbo:BMW 135i / 1M E82 / E88 2007 - 2013 BMW 335i E90 / E91 / E92 / E93 2006 - 2012 BMW Z4 3.0i E89 2009 - 2016References: BMEVI-1054S-HS, BMEVI-1054S-HS-1, F2365P, F2366P
Kit of 12 SUPERTECH / FERREA performance intake valves for the BMW 3.0 24V N53B30 and N54B30:BMW 135i / 1M E82 / E88 2007 - 2013 BMW 325i / 330i / 335i E90 / E91 / E92 / E93 2006 - 2013 BMW 525i / 530i E60 / E61 2007 - 2010 BMW 523i / 528i / 530i F10 / F11 2009 - 2013 BMW 630i E63 / E64 2007 - 2010 BMW Z4 3.0i E89 2009 - 2016References: BMIVN-1054S,...
Reinforced Athena and Cometic head gasket, in O-Ring and MLX. Sold individually.Brands: Athena, CometicEngines: N54B30Bores: 85 to 86 mmThicknesses: 0.81 to 1.85 mmReplaces: 11 12 7 557 265
Reinforced Cometic head gasket, in MLX. Sold individually.Brand: CometicEngines: N55B30Bore: 85 mmThicknesses: 0.81 to 1.52 mmReplaces: 11 12 7 599 212
High-quality Reinforced Exhaust Valves BMW N55B30 S55B30 (Reinforced Exhaust Valves BMW N55B30 S55B30) for reliable fitment and performance.
High-quality Reinforced Intake Valves BMW N55B30 S55B30 (Reinforced Intake Valves BMW N55B30 S55B30) for reliable fitment and performance.
High-quality Reinforced Valve Springs BMW N53B30 N54B30 N55B30 S55B30 (Reinforced Valve Springs BMW N53B30 N54B30 N55B30 S55B30) for reliable fitment and performance.
Sport air filter DINAN BMW 135i F2x M235i/M2 F22/F87 335i/435i F3x/F8x N55B30
Catcams Sport Camshafts for BMW 3.0 24V N54B30:BMW 135 i / 1M E82 / E88 2007 - 2013BMW 335 JE-E90 / E91 / E92 / E93 2006 - 2012BMW Z4 3.0i E89 2009 - 2016References Catcams: 1305001, 1305002, 1305003
Kit of 24 half-moon valve collets for SUPERTECH / FERREA valves, 6mm diameter:Number of grooves of your choiceReferences: KPR-6S-7-24, KPR-VW6-T-24
Trimetal Crankshaft Bearings ACL Race / King RacingBMW N54 N55 S55BMW 135i / M135i / 1M E82 F20/F21 2007-BMW M235i / M2 / M2 CS / M2 COMPetition F22 F87 2013-2021BMW 335i / M3 / M3 CS / M3 COMPetition E9X F80 2006-2018BMW 435i / M4 / M4 COMPetition / M4 GTS F32 F82 2013-2020BMW 535i F10 2009-2016BMW 640i F13 2011-2017BMW Z4 E89 2009-2016References:...
Set of 12 trimetal connecting rod half-bearings for BMW N54B30 N55B30 S55B30.Brands and treatments: ACL Race, ACL Calico and King GPC Compatibility: E82, E90, F20, F22, F30, F32, F80, F82 Engine codes: N54B30, N55B30, S55B30 Available sizes: standard to +0.50 mm, increased-clearance versions (HX, STDX)
Kit of 24 valve collets for SUPERTECH / FERREA valves, 5mm diameter: Number of grooves of your choiceReference: KPR-5.0-7S-24
Every uprated engine part we stock for the BMW 1 Series E81, E82, E87 and E88, sorted by engine: 125i and 130i N52B30, 135i and 1M N54B30, 135i N55B30.
You will find forged pistons and forged connecting rods for the 3.0L 24V, tri-metal big end and main bearings, reinforced head gaskets, performance intake and exhaust valves with their springs, collets and stem seals, CATCAMS camshafts and DINAN performance air filters.
Everything needed to make a boosted N54 or N55 live, on the road and on track.