Main Bearing Set 139M
Part Number: SEA139MSEALED POWER
- SKU:
- SEA139M
- UPC:
- 724956232857
- MPN:
- 139M
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 1.29 LBS
Description
Main bearing wear is one of the most critical failure points in high-performance engines—inadequate bearing support under load leads to crankshaft deflection, increased friction, and catastrophic engine damage. The Main Bearing Set 139M delivers precision-engineered bearing surfaces that maintain strict clearances under extreme combustion pressures, ensuring reliable power delivery whether you're on the track or pushing your Small Block Chevy to the limit. Speed Pro's proven manufacturing standards guarantee the durability and consistency your engine demands.
- Speed Pro manufacture
- Small Block Chevy compatible
- Standard bearing size
- Complete installation kit
- High-load rated construction
- Precision-machined surfaces
- Bolt-on installation
- Long-term reliability proven
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