ACL conrod bearing set BMW M20, M52, M54

€75,25

Price excluding VAT: €62,19

Our stock:

1 Items

Item No.:

6B1490H-STD

SKU:

ACL conrod bearing set BMW M20, M52, M54

Delivery time: In stock at supplier, approx. 3 working days (Supplier stock indication updated on: 19-03-2026 05:03. This status is an indication.)

HIGH STRENGTH OVERLAY PLATE with reduced thickness for improved fatigue properties
HARDENED STEEL BACKS on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing.
INCREASED CRUSH for improved bearing retention
ELIMINATION OF FLASH PLATING on the back of the bearings to improve heat transfer through the bearings and to maximize the grip between the bearings and its housing.
INCREASED ECCENTRICITY to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films.
3/4 GROOVED MAIN BEARINGS to optimize bearing load carrying surface area and oil flow to the conrod bearings.
TIGHT CONSISTENT WALL TOLERANCES to help you maintain consistent clearances.
ENLARGED ID CHAMFERS on bearing edges where required to accommodate large fillet radius on performance crankshafts.

Sizes	STD, .025, .25, .50
Oil Clearance	Standard
Half Type	Identical Halves
Material	Tri-metal Hardened steel backs
Min. Std Shaft Size	1.7707in / 44.975mm
Max. Std Shaft Size	1.7713in / 44.991mm
Min. Std Tunnel Size	1.8898in / 48.000mm
Max. Std Tunnel Size	1.8904in / 48.016mm
Max Wall at Crown	0.0588in / 1.493mm
Max Overall Length	0.709in / 18.00mm
Weight	0.2
Notes	0

Engine	Description	Vehicles
M20B20, M50B20, M52B20	SOHC/DOHC 12v/24v	320, 520, Z3
M54B22	DOHC 24v	Z3
M20B23	SOHC 12v	323
M20B25, M50B25, M52B25, M54B25	SOHC/DOHC 12v/24v	325, 525, Z4
M20B27, M50B27	SOHC/DOHC 12v/24v	325
M52B28	DOHC 24v	328, 528, Z3
M54B30	DOHC 24v	330, 530, X3, Z3, Z4