ACL 5M1959HC-STD High-Performance Standard-Size Engine Main Bearings

ACL Acura B17A1/B18A1/B18B1/B18C1/B18C5 Honda K20A3/K20A2/K24A Standard Size High Perf - CT-1 Coated

Brief Description: ACL 5M1959HC-STD high-performance engine main bearings are designed for select Acura and Honda engines, including Acura B17A1, B18A1, B18B1, B18C1, and B18C5 applications, plus Honda K20A2, K20A3, and K24 engines. These standard-size bearings feature ACL’s CT-1 coating to support dependable performance in street, track, and performance engine builds.

Key Product Specifications & Technical Data:

• Brand: ACL
• Part Number: 5M1959HC-STD
• Product Type: High-performance engine main bearing set
• Bearing Size: Standard
• Coating: CT-1 coated
• Engine Families: Acura B17A1, B18A1, B18B1, B18C1, and B18C5; Honda K20A2, K20A3, and K24
• Application: Automotive replacement and performance engine assembly
• Package Quantity: One bearing set

ACL developed these bearings for builders who require consistent fit, reliable load support, and durable performance under demanding operating conditions. The CT-1 coating helps provide a robust bearing surface while supporting oil retention and resistance to wear during high-performance use. Standard-size bearings are intended for crankshafts and engine blocks that remain within the manufacturer’s standard bearing specifications; always verify crankshaft journal measurements and housing dimensions before installation.

What's Included in the Box: One ACL 5M1959HC-STD standard-size high-performance engine main bearing set. Installation should be completed by a qualified technician using the engine manufacturer’s service procedures, correct clearances, and recommended assembly lubricant. Fitment includes select 1994–1997 Acura Integra applications, including the B-series engine configurations listed above. Confirm the exact vehicle, engine code, and required bearing size before ordering.

Features:

• High-performance main bearings engineered for select Acura and Honda B-series and K-series engines
• CT-1 coating supports wear resistance, oil retention, and durability in demanding engine applications
• Standard-size design for engines with crankshaft journals and housing bores within factory specifications
• ACL construction provides dependable fit and load support for street, competition, and performance builds

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