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Instruction Sheets for Part Number BRO-8B1000A
Technical Articles for Part Number BRO-8B1000A
Brodix Cylinder Heads Aluminum Small Block Chevy Engine Blocks 8B1000A
Part Number: BRO-8B1000A
Brodix Cylinder Heads Aluminum Small Block Chevy Engine Blocks
Engine Block, Aluminum, 4-Bolt Mains, 4.125 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each
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Estimated Ship Date: Nov 25, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
8B1000A
Part Type:
Product Line:
Summit Racing Part Number:
BRO-8B1000A
Main Journal Type:
Chevy 400
Engine Block Material:
A-356 aluminum
Engine Block Style:
Aftermarket
Cylinder Bore Diameter:
4.125 in.
Maximum Bore Diameter (in.):
4.155
Camshaft Location:
Standard
Engine Block Weight (lbs.):
110 lbs.
Main Bolt Style:
4-bolt
Main Caps Included:
Yes
Main Cap Material:
Steel
Main Cap Fasteners Included:
Yes
Main Bearings Included:
No
Rear Main Seal Style:
2-piece
Finished Cylinder Bores:
No
Raised Cam Location:
No
Cam Bearings Included:
No
Freeze Plugs Included:
Yes
Remanufactured:
No
Quantity:
Sold individually.
Brodix Cylinder Heads Aluminum Small Block Chevy Engine Blocks
Brodix aluminum small block Chevy engine blocks are the strongest and most versatile in the industry.
Features include:
* Proprietary A-356 virgin aluminum
* Strongest main webbing in the business
* Available raised camshaft location
* Standard billet steel main caps
* Optional deck heights available
* Optional camshaft bearing styles
* 100 percent CNC-machined in-house
* Optional lightening packages available
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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