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Acura B18C1 VTEC, B18C5 VTEC Engine Bearings
YOU ARE HERE: ENGINES/VEHICLES > ACURA > B18C1 B18C5 > ENGINE BEARINGS
| ENGINE BEARINGS |
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CON ROD BEARING SET |
MAIN BEARING SET |
| Part# |
Part# |
4B1925H
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4B1925HX
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5M1959H
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5M1959HX
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| Sizes |
STD, 025, .25 |
STD |
STD, 025, .25 |
STD |
| Oil Clearance |
Standard |
+ 0.001" Extra |
Standard |
+ 0.001" Extra |
| Half Type |
Identical Halves |
Upper & Lower |
| Material |
Tri-metal Hardened steel backs
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Tri-Metal |
| Min Std Shaft Size |
1.7707" / 44.976mm
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2.1646" / 54.980mm
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| Max Std Shaft Size |
1.7717 / 45.000mm
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2.1654" / 55.000mm
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| Min Std Tunnel Size |
1.8898" / 48.000mm
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2.3228" / 59.000mm
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| Max Std Tunnel Size |
1.8898 / 48.000mm
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2.3236" / 59.020mm
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| Max Wall at Crown |
0.0591" / 1.502mm
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0.0586" /1.489mm |
0.0790" / 2.007mm
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0.0785"/1.994mm
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| Max Overall Length |
0.689" / 17.50mm
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0.787" / 20.00mm
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| Notes |
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Diagram
(Top View) |
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| THRUSTWASHER SET |
| Part# |
1T1957 |
Material |
Aluminum Tin |
| Sizes |
STD |
Notes |
Identical Halves |
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