
Chevy Big Block Engines, Seal-4-Good Header Flange Gaskets (Available in 5 Options)
Highlights
- For Chevy Big Block Engines
- Five Port Shape/Size Options:
- 1.875" Round port
- 2.15" Round port
- 2.42" Round port
- 1.88" x 1.92" Stock Square port
- 2.125" Square port
- Constructed of "dead soft" aluminum
- 100% reusable
- Multiple layers conform to header flanges and small imperfections that copper gaskets simply cannot
- Port matched to create the ultimate seal for uninterrupted flow
- Will not blow out or burn out
Highlights
- For Chevy Big Block Engines
- Five Port Shape/Size Options:
- 1.875" Round port
- 2.15" Round port
- 2.42" Round port
- 1.88" x 1.92" Stock Square port
- 2.125" Square port
- Constructed of "dead soft" aluminum
- 100% reusable
- Multiple layers conform to header flanges and small imperfections that copper gaskets simply cannot
- Port matched to create the ultimate seal for uninterrupted flow
- Will not blow out or burn out
Original: $49.37
-65%$49.37
$17.28Description
Highlights
- For Chevy Big Block Engines
- Five Port Shape/Size Options:
- 1.875" Round port
- 2.15" Round port
- 2.42" Round port
- 1.88" x 1.92" Stock Square port
- 2.125" Square port
- Constructed of "dead soft" aluminum
- 100% reusable
- Multiple layers conform to header flanges and small imperfections that copper gaskets simply cannot
- Port matched to create the ultimate seal for uninterrupted flow
- Will not blow out or burn out












