The ACL 5M829HX-STD is a standard-size main bearing set with extra oil clearance from ACL's H-Series line, built for Big Block Chevy engines. Standard size means these bearings are sized for a stock, unmachined crankshaft journal, while the extra oil clearance provides additional running clearance versus a standard-clearance set.
Specifications:
- Type: Main Bearing Set
- Series: H-Series
- Size: Standard, Extra Oil Clearance
- Engine Fitment: Big Block Chevy
- Part Number: 5M829HX-STD
FAQ
What engine is the ACL 5M829HX-STD main bearing set designed for?
This main bearing set is designed for Big Block Chevy engines.
What does "Extra Oil Clearance" mean for this bearing set?
It means the bearings are machined to provide additional running clearance between the bearing and crankshaft journal versus a standard-clearance set, while still fitting a stock-size journal.
What is ACL's H-Series?
H-Series is the ACL product line this main bearing set belongs to.
What is the part number for this main bearing set?
The part number is 5M829HX-STD.

