ACL 5M1959H-STD High-Performance Main Bearing Set for Honda B-Series and K-Series Engines

ACL Honda B17A1/B18A1/B18B1/B18C1/B18C5 VTEC/K20A3/K20A2/K24A STD Size High Perf. Main Bearing Set

The ACL 5M1959H-STD High-Performance Main Bearing Set is designed for select Honda B-Series and K-Series engine applications requiring standard-size main bearings. Manufactured for performance-oriented engine builds, this main bearing set supports reliable crankshaft operation under demanding street, racing, and high-output conditions. Its application coverage includes Honda B17A1, B18A1, B18B1, B18C1, B18C5, K20A3, K20A2, and K24 engines.

ACL performance main bearings are engineered with materials and construction intended to promote consistent bearing contact, dependable oil control, and improved durability in rebuilt or modified engines. The standard-size design is intended for crankshafts that remain within the manufacturer’s standard journal specifications. Always verify crankshaft measurements, housing bore condition, bearing clearances, and application requirements before installation.

This ACL main bearing set is suitable for professional engine assembly and restoration projects where accurate fitment and dependable performance are essential. It fits select 1994 through 1997 Acura Integra applications, including models equipped with compatible B-Series engines. Confirm the exact engine code and bearing requirements for the vehicle before ordering. The set is supplied as one complete main bearing set for the applicable engine configuration.

Fitment: Select 1994–1997 Acura Integra models with compatible B-Series engine applications. Also designed for listed Honda K-Series engine applications, including K20A3, K20A2, and K24 variants. Verify vehicle and engine specifications before installation.

Features:

• High-performance main bearing set designed for select Honda B-Series and K-Series engines
• Standard-size configuration for crankshafts and engine blocks meeting standard journal specifications
• Engineered to support reliable lubrication, consistent bearing contact, and durable performance
• Suitable for performance rebuilds, modified street engines, racing applications, and professional engine assembly

Fitments:
1990 Acura Integra GS
1990 Acura Integra LS
1990 Acura Integra RS
1991 Acura Integra GS
1991 Acura Integra LS
1991 Acura Integra RS
1992 Acura Integra GS
1992 Acura Integra GS-R
1992 Acura Integra LS
1992 Acura Integra RS
1993 Acura Integra GS
1993 Acura Integra GS-R
1993 Acura Integra LS
1993 Acura Integra RS
1994 Acura Integra GS-R
1994 Acura Integra LS
1994 Acura Integra RS
1995 Acura Integra GS-R
1995 Acura Integra LS
1995 Acura Integra RS
1995 Acura Integra Special Edition
1996 Acura Integra GS-R
1996 Acura Integra LS
1996 Acura Integra RS
1996 Acura Integra Special Edition
1997 Acura Integra GS
1997 Acura Integra GS-R
1997 Acura Integra LS
1997 Acura Integra RS
1997 Acura Integra Type R
1997 Honda CR-V LX
1998 Acura Integra GS
1998 Acura Integra GS-R
1998 Acura Integra LS
1998 Acura Integra RS
1998 Acura Integra Type R
1998 Honda CR-V EX
1998 Honda CR-V LX
1999 Acura Integra GS
1999 Acura Integra GS-R
1999 Acura Integra LS
1999 Honda CR-V EX
1999 Honda CR-V LX
2000 Acura Integra GS
2000 Acura Integra GS-R
2000 Acura Integra LS
2000 Acura Integra Type R
2000 Honda CR-V EX
2000 Honda CR-V LX
2000 Honda CR-V SE
2001 Acura Integra GS
2001 Acura Integra GS-R
2001 Acura Integra LS
2001 Acura Integra Type R
2001 Honda CR-V EX
2001 Honda CR-V LX
2001 Honda CR-V SE
2002 Acura RSX Base
2002 Acura RSX Type-S
2002 Honda Civic Si
2002 Honda CR-V EX
2002 Honda CR-V LX
2003 Acura RSX Base
2003 Acura RSX Type-S
2003 Honda Accord DX
2003 Honda Accord EX
2003 Honda Accord LX
2003 Honda Civic Si
2003 Honda CR-V EX
2003 Honda CR-V LX
2003 Honda Element DX
2003 Honda Element EX
2004 Acura RSX Base
2004 Acura RSX Type-S
2004 Acura TSX Base
2004 Honda Accord DX
2004 Honda Accord EX
2004 Honda Accord LX
2004 Honda Civic Si
2004 Honda CR-V EX
2004 Honda CR-V LX
2004 Honda Element DX
2004 Honda Element EX
2004 Honda Element LX
2005 Acura RSX Base
2005 Acura RSX Type-S
2005 Acura TSX Base
2005 Honda Accord DX
2005 Honda Accord EX
2005 Honda Accord LX
2005 Honda Accord SE
2005 Honda Civic Si
2005 Honda CR-V EX
2005 Honda CR-V LX
2005 Honda CR-V SE
2005 Honda Element EX
2005 Honda Element LX
2006 Acura RSX Base
2006 Acura RSX Type-S
2006 Acura TSX Base
2006 Honda Accord EX
2006 Honda Accord LX
2006 Honda Accord LX Special Edition
2006 Honda Accord Value Package
2006 Honda CR-V EX
2006 Honda CR-V LX
2006 Honda CR-V SE
2006 Honda Element EX
2006 Honda Element LX
2007 Acura RDX Base
2007 Acura TSX Base
2007 Honda Accord EX
2007 Honda Accord EX-L
2007 Honda Accord LX
2007 Honda Accord Special Edition
2007 Honda Accord Value Package
2007 Honda CR-V EX
2007 Honda CR-V EX-L
2007 Honda CR-V LX
2007 Honda Element EX
2007 Honda Element LX
2007 Honda Element SC
2008 Acura RDX Base
2008 Acura TSX Base
2008 Honda CR-V EX
2008 Honda CR-V EX-L
2008 Honda CR-V LX
2008 Honda Element EX
2008 Honda Element LX
2008 Honda Element SC
2009 Acura RDX Base
2009 Honda CR-V EX
2009 Honda CR-V EX-L
2009 Honda CR-V LX
2009 Honda Element EX
2009 Honda Element LX
2009 Honda Element SC
2010 Acura RDX Base
2010 Acura RDX SH-AWD
2010 Honda Element EX
2010 Honda Element LX
2010 Honda Element SC
2011 Acura RDX Base
2011 Acura RDX SH-AWD
2011 Honda Element EX
2011 Honda Element LX
2012 Acura RDX Base
2012 Acura RDX SH-AWD

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1