ACL 5M8378A-STD Standard Crankshaft Main Bearing Set for Toyota 2RZ, 2TZ and 3RZ Engines

ACL Toyota 4 2438-2694cc 2RZ/2TZ/3RZ 1991-on Engine Crankshaft Main Bearing Set

Restore dependable bottom-end performance with the ACL 5M8378A-STD crankshaft main bearing set. Designed for select Toyota 2RZ, 2TZ and 3RZ engines, this standard-size bearing set supports smooth crankshaft rotation and proper oil control during engine operation. It is a suitable choice for engine rebuilds, maintenance, or replacement of worn original main bearings when the crankshaft journals remain within standard specifications.

ACL develops engine bearings with attention to material quality, dimensional consistency, and reliable performance under demanding operating conditions. The 5M8378A-STD set is intended for automotive applications and is supplied in a standard bearing size. Always inspect the crankshaft and confirm journal measurements, bearing clearances, and engine-specific requirements before installation. Professional assembly practices and correct lubrication are recommended for dependable results.

Fitment: This ACL main bearing set fits select 1996–2000 Toyota 4Runner applications equipped with compatible 2RZ, 2TZ, or 3RZ engines. Vehicle fitment can vary by engine configuration and production details, so verify the application before ordering. What's included: One ACL 5M8378A-STD crankshaft main bearing set.

Features:

• Standard-size replacement main bearing set for compatible Toyota engine applications
• Designed for Toyota 2RZ, 2TZ and 3RZ engine configurations
• Supports smooth crankshaft rotation and consistent oil control
• Suitable for engine rebuilds and replacement of worn original main bearings

Fitments:
1996 Toyota 4Runner Base
1997 Toyota 4Runner Base
1998 Toyota 4Runner Base
1999 Toyota 4Runner Base
2000 Toyota 4Runner Base

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: false
Units Per Sku: 1