The ACL 7M8103H-STD is an H-Series main bearing set for Toyota 6-cylinder engines. This standard-size set is sized for a stock, unmachined main bearing journal.
Specifications:
- Type: Main Bearing Set
- Series: H-Series
- Size: Standard
- Engine Fitment: Toyota 6-Cylinder
- Part Number: 7M8103H-STD
FAQ
What does "Standard" size mean on this ACL main bearing set?
It means the bearing is sized for a stock, unmachined Toyota 6-cylinder main journal.
What engines does the ACL 7M8103H-STD fit?
This main bearing set fits Toyota 6-cylinder engines.
What if my crankshaft has been machined undersize or oversize?
This standard-size set is only correct for a stock, unmachined main journal; a reground crank requires the matching oversize or undersize part number for this application.

