ACL 4B1912H-.25 Connecting Rod Bearing Set for Honda K20A2, K20Z1, K24A, K24Z1, K20C and H22A4 Engines

Honda K20A2, K20Z1, K24A, K24Z1, K20C Connecting Rod Bearing Set 4 - .25mm (0.010") undersize

The ACL 4B1912H-.25 connecting rod bearing set is designed for select Honda performance and replacement engine applications, including K20A2, K20Z1, K24A, K24Z1, K20C, F20C, F22C, and 1997–2001 H22A4 engines. This set contains four high-performance connecting rod bearings manufactured for crankshafts machined to accept 0.010-inch undersize bearings.

ACL uses precision-engineered bearing technology to support reliable oil control, consistent load distribution, and dependable performance in demanding automotive applications. The 0.010-inch undersize specification makes this set suitable for properly prepared crankshafts that have been machined accordingly. Always verify crankshaft measurements, bearing clearances, engine code, and application requirements before installation.

Designed for professional engine builders, performance enthusiasts, and quality-focused repairs, the ACL 4B1912H-.25 bearing set provides a dependable solution for rebuilding compatible Honda engines. The set is intended for automotive use and includes four connecting rod bearings. Fitment includes select 1997–2001 Honda Prelude models equipped with compatible H22A4 engines; additional engine-specific verification is recommended before purchase.

What's Included

• Four ACL 4B1912H-.25 connecting rod bearings
• 0.010-inch undersize bearing specification

Fitment

Fits select 1997, 1998, 1999, 2000, and 2001 Honda Prelude models with compatible H22A4 engines. Also designed for listed Honda K20A2, K20Z1, K24A, K24Z1, K20C, F20C, and F22C applications when crankshaft machining and bearing clearances meet the required specifications.

Features:

• Engine Compatibility: Designed for select Honda K20A2, K20Z1, K24A, K24Z1, K20C, F20C, F22C, and H22A4 engine applications.
• Precision Undersize Fit: Features a 0.010-inch undersize specification for crankshafts machined to the required dimensions.
• High-Performance Construction: ACL bearing technology supports reliable performance in demanding automotive and performance engine applications.
• Complete Bearing Set: Includes four connecting rod bearings for a compatible engine rebuild or replacement.

Fitments:
1997 Honda Prelude Base
1997 Honda Prelude Type SH
1998 Honda Prelude Base
1998 Honda Prelude Type SH
1999 Honda Prelude Base
1999 Honda Prelude Type SH
2000 Honda Prelude Base
2000 Honda Prelude Type SH
2000 Honda S2000 Base
2001 Honda Prelude Base
2001 Honda Prelude Type SH
2001 Honda S2000 Base
2002 Honda S2000 Base
2003 Honda S2000 Base
2004 Honda S2000 Base
2005 Honda S2000 Base
2006 Honda S2000 Base
2007 Honda S2000 Base
2008 Honda S2000 Base
2008 Honda S2000 CR
2009 Honda S2000 Base
2009 Honda S2000 CR

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