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S14 S38

BMW M3 E30 S14B20 S14B203 S14B25 ACL Race connecting rod bearings 4B1568HX
 ENGINE BEARINGS
rods.jpg

CON ROD BEARING SET

Part#
4B1568H

4B1568HX

 
Sizes STD, .025, .25 STD
Oil Clearance Standard + 0.001" Extra
Half Type Identical Halves
Material

Tri-metal Hardened steel backs

Min Std Shaft Size

1.8888in / 47.975mm

Max Std Shaft Size

1.8894in / 47.9911mm

Min Std Tunnel Size

2.0472in / 52.000mm

Max Std Tunnel Size

2.0478in / 52.015mm

Max Wall at Crown

0.0785in / 1.993mm

0.0780in / 1.980mm

Max Overall Length

0.787in / 20.00mm

Notes ..

Diagram       
(Top View) 

1568H_000.jpg
Engines BMW 2.0 2.3 2.5 (S14B20, S14B23, S14B25)
€109.00
BMW M3 E30 S14B20 S14B203 S14B25 ACL Race connecting rod bearings 4B1568H-STD
 ENGINE BEARINGS
rods.jpg

CON ROD BEARING SET

Part#
4B1568H

4B1568HX

 
Sizes STD, .025, .25 STD
Oil Clearance Standard + 0.001" Extra
Half Type Identical Halves
Material

Tri-metal Hardened steel backs

Min Std Shaft Size

1.8888in / 47.975mm

Max Std Shaft Size

1.8894in / 47.9911mm

Min Std Tunnel Size

2.0472in / 52.000mm

Max Std Tunnel Size

2.0478in / 52.015mm

Max Wall at Crown

0.0785in / 1.993mm

0.0780in / 1.980mm

Max Overall Length

0.787in / 20.00mm

Notes ..

Diagram       
(Top View) 

1568H_000.jpg
Engines BMW 2.0 2.3 2.5 (S14B20, S14B23, S14B25)
€109.00
BMW M3 E30 S14B20 S14B203 S14B25 ACL Race connecting rod bearings 4B1568H-0.25
 ENGINE BEARINGS
rods.jpg

CON ROD BEARING SET

Part#
4B1568H

4B1568HX

 
Sizes STD, .025, .25 STD
Oil Clearance Standard + 0.001" Extra
Half Type Identical Halves
Material

Tri-metal Hardened steel backs

Min Std Shaft Size

1.8888in / 47.975mm

Max Std Shaft Size

1.8894in / 47.9911mm

Min Std Tunnel Size

2.0472in / 52.000mm

Max Std Tunnel Size

2.0478in / 52.015mm

Max Wall at Crown

0.0785in / 1.993mm

0.0780in / 1.980mm

Max Overall Length

0.787in / 20.00mm

Notes ..

Diagram       
(Top View) 

1568H_000.jpg
Engines BMW 2.0 2.3 2.5 (S14B20, S14B23, S14B25)
€109.00
ACL plain bearing measuring tape/flexigauge AG-1 (Green)
1. Remove the bearing cap, wipe the journal and bearing shell clear of oil.
2. Place a piece of Flexigauge across the bearing at the crown (see Figure 1).
3. Install the bearing cap and using a Torque Wrench tighten the bolts to the correct tension.
4. DO NOT REVOLVE THE SHAFT OR BEARINGS.
5. Remove bearing cap. The Flexigauge will be adhering either to the bearing or shaft.
6. Compare the width of the flattened Flexigauge with the graduation of the envelope. The figure within the graduations indicates the clearance in thousandths of an inch of millimetres, depending on which side of the envelope is used. (See Figure 2).
7. Taper is indicated when Flexigauge is wider at one end than the other, the amount of taper being the difference between the readings. The widest part of the Flexigauge represents the area of least clearance. “Barrelling” of the shaft when the Flexigauge is wider in the centre of the bearing.
€16.00
Kolbenschmidt plain bearing measuring tape/plastic gauge 120000417001

Part number 50009880.
Kolbenschmidt plain bearing measuring tape / plastic gauge kit (10 pcs.).
Measuring strips for the determination of bearing clearance for plain bearings

€15.00