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Product Details
| Part Number: | 5M1957A-STD |
| Brand: | ACL |
| Bearing Thickness: | Standard |
Ensure dependable engine performance and long service life with the ACL 5M1957A-STD Standard Size Main Bearing Set. These high-quality main bearings are designed to support your engine’s crankshaft smoothly and reliably. Whether you’re rebuilding a daily driver or building a performance engine, ACL’s precision-engineered bearings provide excellent durability, low friction, and consistent oil film retention to help keep your engine running strong.
Features:
- OEM-Quality Standard Size Bearings: Engineered to match original equipment bearing specifications for standard size crankshafts, making them ideal for rebuilds and maintenance.
- Tri-Metal Construction: Built from high-quality layered materials that provide excellent wear resistance, strength, and durability under varying operating conditions.
- Smooth Crankshaft Support: Provides a stable bearing surface for the crankshaft, promoting proper oil film formation and reducing metal-to-metal wear.
- Low Friction Design: Precision-machined to help reduce friction and heat during operation, which can contribute to improved engine longevity and efficiency.
- Reliable Replacement for Worn Bearings: Ideal for engine rebuilds or overhauls where stock bearings have worn tolerances — restoring proper clearances and performance.
- Cost-Effective Maintenance Part: Provides high-quality engine protection without the premium price of full race-series bearings — excellent for both stock and mildly modified engines.
Main bearings play a vital role in engine health — they support the crankshaft and allow the engine to spin smoothly with minimal friction. Over time, bearings wear and can lead to noise, decreased oil pressure, or even serious engine damage. The ACL 5M1957A-STD set gives you a reliable, precision-engineered bearing replacement that’s suited to standard crankshaft journals, making it a trusted choice for engine rebuilds or preventive maintenance.
WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.
Vehicle Fitment
| Year | Make | Model | Trim |
|---|---|---|---|
| 1986 | Acura | Integra | LS |
| 1986 | Acura | Integra | RS |
| 1987 | Acura | Integra | LS |
| 1987 | Acura | Integra | LS Special Edition |
| 1987 | Acura | Integra | RS |
| 1988 | Acura | Integra | LS |
| 1988 | Acura | Integra | LS Special Edition |
| 1988 | Acura | Integra | RS |
| 1988 | Honda | CRX | Si |
| 1988 | Honda | Civic | RT 4WD |
| 1988 | Honda | Prelude | 2.0 S |
| 1988 | Honda | Prelude | 2.0 Si |
| 1988 | Honda | Prelude | 2.0 Si 4WS |
| 1989 | Acura | Integra | LS |
| 1989 | Acura | Integra | RS |
| 1989 | Honda | CRX | Si |
| 1989 | Honda | Civic | RT 4WD |
| 1989 | Honda | Civic | Si |
| 1989 | Honda | Prelude | 2.0 S |
| 1989 | Honda | Prelude | 2.0 Si |
| 1989 | Honda | Prelude | 2.0 Si 4WS |
| 1990 | Honda | CRX | Si |
| 1990 | Honda | Civic | EX |
| 1990 | Honda | Civic | RT 4WD |
| 1990 | Honda | Civic | Si |
| 1990 | Honda | Prelude | 2.0 S |
| 1990 | Honda | Prelude | 2.0 Si |
| 1990 | Honda | Prelude | Si |
| 1990 | Honda | Prelude | Si 4WS |
| 1990 | Honda | Prelude | Si ALB |
| 1991 | Honda | CRX | Si |
| 1991 | Honda | Civic | EX |
| 1991 | Honda | Civic | RT 4WD |
| 1991 | Honda | Civic | Si |
| 1991 | Honda | Prelude | 2.0 Si |
| 1991 | Honda | Prelude | Si |
| 1991 | Honda | Prelude | Si 4WS |
| 1991 | Honda | Prelude | Si ALB |
| 1992 | Honda | Civic | EX |
| 1992 | Honda | Civic | Si |
| 1993 | Honda | Civic del Sol | Si |
| 1993 | Honda | Civic | EX |
| 1993 | Honda | Civic | Si |
| 1994 | Honda | Civic del Sol | Si |
| 1994 | Honda | Civic | EX |
| 1994 | Honda | Civic | Si |
| 1995 | Honda | Civic del Sol | Si |
| 1995 | Honda | Civic | EX |
| 1995 | Honda | Civic | Si |
| 1996 | Honda | Civic del Sol | S |
| 1996 | Honda | Civic del Sol | Si |
| 1996 | Honda | Civic | CX |
| 1996 | Honda | Civic | DX |
| 1996 | Honda | Civic | EX |
| 1996 | Honda | Civic | HX |
| 1996 | Honda | Civic | LX |
| 1997 | Honda | Civic del Sol | S |
| 1997 | Honda | Civic del Sol | Si |
| 1997 | Honda | Civic | CX |
| 1997 | Honda | Civic | DX |
| 1997 | Honda | Civic | EX |
| 1997 | Honda | Civic | HX |
| 1997 | Honda | Civic | LX |
| 1997 | Honda | Prelude | Base |
| 1997 | Honda | Prelude | Type SH |
| 1998 | Acura | CL | Base |
| 1998 | Acura | CL | Premium |
| 1998 | Honda | Accord | DX |
| 1998 | Honda | Accord | EX |
| 1998 | Honda | Accord | LX |
| 1998 | Honda | Civic | CX |
| 1998 | Honda | Civic | DX |
| 1998 | Honda | Civic | EX |
| 1998 | Honda | Civic | GX |
| 1998 | Honda | Civic | HX |
| 1998 | Honda | Civic | LX |
| 1998 | Honda | Odyssey | EX |
| 1998 | Honda | Odyssey | LX |
| 1998 | Honda | Prelude | Base |
| 1998 | Honda | Prelude | Type SH |
| 1999 | Acura | CL | Premium |
| 1999 | Honda | Accord | DX |
| 1999 | Honda | Accord | EX |
| 1999 | Honda | Accord | LX |
| 1999 | Honda | Civic | CX |
| 1999 | Honda | Civic | DX |
| 1999 | Honda | Civic | EX |
| 1999 | Honda | Civic | GX |
| 1999 | Honda | Civic | HX |
| 1999 | Honda | Civic | LX |
| 1999 | Honda | Civic | Value Package |
| 1999 | Honda | Prelude | Base |
| 1999 | Honda | Prelude | Type SH |
| 2000 | Honda | Accord | DX |
| 2000 | Honda | Accord | EX |
| 2000 | Honda | Accord | LX |
| 2000 | Honda | Accord | SE |
| 2000 | Honda | Civic | CX |
| 2000 | Honda | Civic | DX |
| 2000 | Honda | Civic | EX |
| 2000 | Honda | Civic | GX |
| 2000 | Honda | Civic | HX |
| 2000 | Honda | Civic | LX |
| 2000 | Honda | Prelude | Base |
| 2000 | Honda | Prelude | Type SH |
| 2001 | Honda | Accord | DX |
| 2001 | Honda | Accord | EX |
| 2001 | Honda | Accord | LX |
| 2001 | Honda | Accord | Value Package |
| 2001 | Honda | Civic | DX |
| 2001 | Honda | Civic | EX |
| 2001 | Honda | Civic | GX |
| 2001 | Honda | Civic | HX |
| 2001 | Honda | Civic | LX |
| 2001 | Honda | Prelude | Base |
| 2001 | Honda | Prelude | Type SH |
| 2002 | Honda | Accord | DX |
| 2002 | Honda | Accord | EX |
| 2002 | Honda | Accord | LX |
| 2002 | Honda | Accord | SE |
| 2002 | Honda | Accord | Value Package |
| 2002 | Honda | Civic | DX |
| 2002 | Honda | Civic | EX |
| 2002 | Honda | Civic | GX |
| 2002 | Honda | Civic | HX |
| 2002 | Honda | Civic | LX |
| 2003 | Honda | Civic | DX |
| 2003 | Honda | Civic | EX |
| 2003 | Honda | Civic | GX |
| 2003 | Honda | Civic | HX |
| 2003 | Honda | Civic | LX |
| 2004 | Honda | Civic | DX |
| 2004 | Honda | Civic | EX |
| 2004 | Honda | Civic | GX |
| 2004 | Honda | Civic | HX |
| 2004 | Honda | Civic | LX |
| 2004 | Honda | Civic | Value Package |
| 2005 | Honda | Civic | DX |
| 2005 | Honda | Civic | EX |
| 2005 | Honda | Civic | EX Special Edition |
| 2005 | Honda | Civic | GX |
| 2005 | Honda | Civic | HX |
| 2005 | Honda | Civic | LX |
| 2005 | Honda | Civic | LX Special Edition |
| 2005 | Honda | Civic | Value Package |
| 2012 | Honda | CR-V | EX |
| 2012 | Honda | CR-V | EX-L |
| 2012 | Honda | CR-V | LX |
| 2012 | Honda | Civic | Si |
| 2013 | Acura | ILX | Base |
| 2013 | Honda | CR-V | EX |
| 2013 | Honda | CR-V | EX-L |
| 2013 | Honda | CR-V | LX |
| 2013 | Honda | Civic | Si |
| 2014 | Acura | ILX | Base |
| 2014 | Honda | CR-V | EX |
| 2014 | Honda | CR-V | EX-L |
| 2014 | Honda | CR-V | LX |
| 2014 | Honda | Civic | Si |
| 2015 | Acura | ILX | Base |
| 2015 | Honda | Civic | Si |
Engine Fitment
Honda 2.3L/2254CC - 4 Cylinder (-)
Honda 2.3L/2234CC - 4 Cylinder (F23A7)
Honda 2.3L/2254CC - 4 Cylinder (F23A1)
Honda 3.0L/2997CC - 6 Cylinder (J30A1)
Honda 1.6L/1590CC - 4 Cylinder (D16A1)
Honda 2.3L/2254CC - 4 Cylinder (F23A4)
Honda 2.3L/2254CC - 4 Cylinder (F23A1)
Honda 2.3L/2254CC - 4 Cylinder (F23A5)
Honda 3.0L/2997CC - 6 Cylinder (J30A1)
Honda 1.6L/1588CC - 4 Cylinder (D16A6)
Honda 1.6L/1588CC - 4 Cylinder (D16Z6)
Honda 1.6L/1588CC - 4 Cylinder (D16Y7)
Honda 1.6L/1588CC - 4 Cylinder (D16Y8)
Honda 1.6L/1590CC - 4 Cylinder (D16Y5)
Honda 1.6L/1588CC - 4 Cylinder (D16B5)
Honda 1.7L/1668CC - 4 Cylinder (D17A1)
Honda 1.7L/1668CC - 4 Cylinder (D17A2)
Honda 1.7L/1668CC - 4 Cylinder (D17A6)
Honda 1.7L/1668CC - 4 Cylinder (D17A7)
Honda 1.7L/1700CC - 4 Cylinder (D17A1)
Honda 1.7L/1700CC - 4 Cylinder (D17A2)
Honda 1.7L/1700CC - 4 Cylinder (D17A6)
Honda 1.7L/1700CC - 4 Cylinder (D17A7)
Honda 2.0L/1958CC - 4 Cylinder (-)
Honda 2.0L/1958CC - 4 Cylinder (B20A5)
Honda 2.1L/2056CC - 4 Cylinder (B21A1)
Honda 2.2L/2156CC - 4 Cylinder (H22A4)
Honda 2.4L/2354CC - 4 Cylinder (K24Z7)
Honda 2.4L/2354CC - 4 Cylinder (K24Z7)
Honda 2.0L/1997CC - 4 Cylinder (R20A5)
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