BMW Z4 20i E89 184hp N20B20 2011-2016
Manufacturers
BMW Z4 20i E89 184hp N20B20 2011-2016

Set of 4 forged 4340 steel rods for BMW 2.0L Turbo N20B20 N26B20.Brands: ZRP Compatibility: 1 Series (F20), 3 (F30), 5 (F10), X1 (E84), Z4 (E89) Engine codes: N20B20, N26B20 Bolts included: ARP 2000
Reinforced Athena head gasket, in O-Ring. Sold individually, one gasket per engine.Brand: AthenaEngine: N20B20Bore: 85 mmThickness: 1.20 mmReplaces: 11 12 8 676 519
Set of 8 trimetal connecting rod half-bearings for BMW N20B20 N26B20.Brands and treatments: ACL Race and King GPC Compatibility: F20, F22, F30, F32, F10, E84, F25, E89 Engine codes: N20B20, N26B20 Available sizes: standard to +0.50 mm, increased-clearance versions (HX, STDX)
The BMW Z4 20i E89, 184hp from 2011 to 2016, shares the N20B20 with the other Z4 of the E89 generation. The tri-metal big end bearing set is the part to look at first here.
It comes in ACL RACE without any coating or in KING RACING with the pMaxKote anti-friction coating, which protects the journal on a cold start. Five sizes are listed: standard, standard with the wider HX running clearance, then undersizes of 0.025mm, 0.25mm and 0.50mm, which allows a reground crankshaft to be reused. Part numbers are 4B1584H and CR222GPC.
The page also carries the set of four ZRP forged connecting rods in 4340 steel, supplied with ARP 2000 con rod bolts.