![Header Flange for Big Block Chevy [Round Port]](https://www.jegs.com/images/mini_750/500/555/555-31807.jpg)
JEGSPART NUMBER: 555-31807
Header Flange for Big Block Chevy [Round Port]
$2999$32.99You Save$3.00
More than 10 availableChevy Big Block Header Flanges
- Header Flange
- Big Block Chevy
- 2 1/8 in. Round Port
- 3/8 in. Thick Steel Flange
- Sold Individually
- Precision cnc laser cut from 3/8 “ thick steel plate for strength and durability
- One per package with other sizes available separately
- Specifications: 2-1/8” round port, 3/8 “ thick
- Made in usa with high quality components and assembly
- Constructed from steel for strength and long life
Laser Cut Header Flanges for a Perfect Fit
JEGS Exhaust Header Flanges are precision CNC laser cut from 3/8 in. thick (Except Where Noted) steel plate for strength and durability. Available in a variety of configurations for the most common applications. Sold Individually. Gaskets, bolts and tubing kit are sold separately. Requires welding.
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Part TypeExhaust Flange
Product LineJEGS Exhaust Header Flanges
BrandJEGS
Package Height0.3
Package Width5.7
Package Length21.5
Weight2.4 PG
Part CategoryPerformance Parts
Includes Stubs For Primary TubesNo
Gaskets IncludedNo
Header Flange Thickness0.375 in (9.525 mm)
Header Flange Port Size2.125 in (53.975 mm)
Header Flange Port ShapeRound
Header Bolt PatternStock
Header Flange MaterialSteel
Part FitmentSemi Universal
Engine Make/SizeChevy Big Block (396-454)
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations




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