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Vehicle Info NeededACL BEARINGSPART NUMBER: 654-5M1038HX-STD
5M1038HX-STD Race Main Bearing Set, Chevrolet 400ci (6.6L) Small Block V8 OHV 2v
$8499
Ships on 09/21/2026
Lowest Price GuaranteeGM
Race Main Bearing SetChevrolet 400ci (6.6L) Small Block V8 OHV 2v Set of 5
ACL Bearings 5M1038HX-STD Features:
Trusted by champions worldwide, ACL RACE Series Bearings are the choice for record-setting engines from sport compact to small block race machines. Engineered w/a unique blend of design, metallurgy, and precision manufacturing, these Bearings deliver unmatched durability and performance under extreme conditions.
- Width: 0.805 in.
- Outside Diameter: 2.8415 in.
- Outside Diameter: 2.8406 in.
- Shaft Diameter: 2.6493 in.
- Shaft Diameter: 2.6484 in.
- Grade Type: Performance
- Maximum Wall Thickness: 0.0948 in.
Part TypeMain Bearing
BrandACL BEARINGS
Package Height1.77
Package Width0.805 in.
Package Length8.11
Weight1.24 PG
Part CategoryPerformance Parts
Maximum Wall Thickness0.0948 in.
Shaft Diameter2.6484 in.
Part FitmentDirect Fit
Outside Diameter2.8415 in.
Engine Make/SizeChevy Small Block
Grade TypePerformance
Vendor Part Number5M1038HX-STD
Package Qty1
Package TypeEA
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