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Flanges

Flanges

ProFabrication stocks CNC Header Flanges for a variety of head types, including: Ford, Chevrolet, and Dodge. We also stock CNC Header Flanges for imports such as Honda, Toyota, BMW, Mitsubishi, Porsche, VolksWagen and Ferrari.

ProFab stocks 3-Bolt Flanges in a variety of diameters.

Don't see the Flange you're looking for? Please call us at 704.795.7563 for your custom flange order. A ProFabrication specialist will discuss how we can best meet your header flange and 3-bolt flange needs.

All CNC Header Flanges are machined on a Haas or Mazak machine. All header flanges are made from 3/8" or 1/2" thick 1018 cold roll steel or 304 Stainless Steel.

Buy the best in CNC Header Flanges at ProFabrication. We welcome the opportunity to provide you with all of your racing exhaust system needs. Check out the ProFab difference! Whether you're in need of very specific parts such as 7 deg collector transition or an entire custom header, call us today or checkout online now and see the difference in your racing performance today.

 

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1 3/4" Round, GM LS1, LS2, LS3, LS6, 1/2" Thick Mild Steel, CNC Machined Header Flange

$90.00
Part #: 100366-04 Description: General Motors LS Header Flange Diameter: 1 3/4" Make: General Motors Cylinder Head: LS1, LS2, LS3, LS6 Port Learn More

1 3/4" Round, GM LS1, LS2, LS3, LS6, 1/2" Thick Stainless Steel, CNC Machined Header Flange

$175.00
Part #: 100366-02 Description: General Motors LS Header Flange Diameter: 1 3/4" Make: General Motors Cylinder Head: LS1, LS2, LS3, LS6 Port Learn More

1 3/4" Round, GM LS1, LS2, LS3, LS6, 3/8" Thick Mild Steel, CNC Machined Header Flange

$80.00
Part #: 100366-03 Description: General Motors LS Header Flange Diameter: 1 3/4" Make: General Motors Cylinder Head: LS1, LS2, LS3, LS6 Port Learn More

1 3/4" Round, GM LS1, LS2, LS3, LS6, 3/8" Thick Stainless Steel, CNC Machined Header Flange

$160.00
Part #: 100366-01 Description: General Motors LS Header Flange Diameter: 1 3/4" Make: General Motors Cylinder Head: LS1, LS2, LS3, LS6 Port Learn More

1 3/4” Rectangle, Ford Small Block Windsor, E351, Brodix Spec, Dart Pro1, AFR 205 & 225, 2 3/4" and 3" Bolt Pattern, 1/2" Thick Mild Steel, CNC Machined Header Flange

$95.00
Part #: 100390-04 Description: Ford Small Block Windsor, E351, Brodix Spec, Dart Pro1, AFR 205 & 225, 2 3/4" and 3" Bolt Pattern Diameter: 1 3/4" Engine Make: Ford Engine Learn More

1 3/4” Rectangle, Ford Small Block Windsor, E351, Brodix Spec, Dart Pro1, AFR 205 & 225, 2 3/4" and 3" Bolt Pattern, 1/2" Thick Stainless Steel, CNC Machined Header Flange

$190.00
Part #: 100390-02 Description: Ford Small Block Windsor, E351, Brodix Spec, Dart Pro1, AFR 205 & 225, 2 3/4" and 3" Bolt Pattern Diameter: 1 3/4" Engine Make: Ford Engine Learn More

1 3/4” Rectangle, Ford Small Block Windsor, E351, Brodix Spec, Dart Pro1, AFR 205 & 225, 2 3/4" and 3" Bolt Pattern, 3/8" Thick Mild Steel, CNC Machined Header Flange

$85.00
Part #: 100390-03 Description: Ford Small Block Windsor, E351, Brodix Spec, Dart Pro1, AFR 205 & 225, 2 3/4" and 3" Bolt Pattern Diameter: 1 3/4" Engine Make: Ford Engine Learn More

1 3/4” Rectangle, Ford Small Block Windsor, E351, Brodix Spec, Dart Pro1, AFR 205 & 225, 2 3/4" and 3" Bolt Pattern, 3/8" Thick Stainless Steel, CNC Machined Header Flange

$175.00
Part #: 100390-01 Description: Ford Small Block Windsor, E351, Brodix Spec, Dart Pro1, AFR 205 & 225, 2 3/4" and 3" Bolt Pattern Diameter: 1 3/4" Engine Make: Ford Engine Learn More

1 3/4” round, 20 degree port angle up, Ford - Mazda Duratec, 1/2" Thick Mild Steel, CNC Machined Header Flange

$155.00
Part #: 100001-04 Description: Ford - Mazda Duratec with Relief Pockets Diameter: 1 3/4" Engine Make: Ford - Mazda 4-Cyl Engine Family: Duratec 2.3L Port Shape: Round, Learn More

1 3/4” round, 20 degree port angle up, Ford - Mazda Duratec, 1/2" Thick Stainless Steel, CNC Machined Header Flange

$260.00
Part #: 100001-02 Description: Ford - Mazda Duratec with Relief Pockets Diameter: 1 3/4" Engine Make: Ford - Mazda 4-Cyl Engine Family: Duratec 2.3L Port Shape: Round, Learn More

1 3/4” round, 20 degree port angle up, Ford - Mazda Duratec, 3/8" Thick Mild Steel, CNC Machined Header Flange

$150.00
Part #: 100001-03 Description: Ford - Mazda Duratec with Relief Pockets Diameter: 1 3/4" Engine Make: Ford - Mazda 4-Cyl Engine Family: Duratec 2.3L Port Shape: Round, Learn More

1 3/4” round, 20 degree port angle up, Ford - Mazda Duratec, 3/8" Thick Stainless Steel, CNC Machined Header Flange

$255.00
Part #: 100001-01 Description: Ford - Mazda Duratec with Relief Pockets Diameter: 1 3/4" Engine Make: Ford - Mazda 4-Cyl Engine Family: Duratec 2.3L Port Shape: Round, Learn More

1 3/4” Round, Ford DOHC Modular Coyote, 1/2" Thick Mild Steel, CNC Machined Header Flange

$135.00
Part #: 100373-04 Description: Ford DOHC Modular Coyote 32V Diameter: 1 3/4" Engine Make: Ford Engine Family: DOHC Modular Coyote 32V Cylinder Head/ Learn More

1 3/4” Round, Ford DOHC Modular Coyote, 1/2" Thick Stainless Steel, CNC Machined Header Flange

$190.00
Part #: 100373-02 Description: Ford DOHC Modular Coyote 32V Diameter: 1 3/4" Engine Make: Ford Engine Family: DOHC Modular Coyote 32V Cylinder Head/ Learn More

1 3/4” Round, Ford DOHC Modular Coyote, 3/8" Thick Mild Steel, CNC Machined Header Flange

$130.00
Part #: 100373-01 Description: Ford DOHC Modular Coyote 32V Diameter: 1 3/4" Engine Make: Ford Engine Family: DOHC Modular Coyote 32V Cylinder Head/ Learn More

1 3/4” Round, Ford DOHC Modular Coyote, 3/8" Thick Stainless Steel, CNC Machined Header Flange

$180.00
Part #: 100373-01 Description: Ford DOHC Modular Coyote 32V Diameter: 1 3/4" Engine Make: Ford Engine Family: DOHC Modular Coyote 32V Cylinder Head/ Learn More

1 3/4” Round, Left Side Individual, Ford DOHC Modular Coyote, 1/2" Thick Mild Steel, CNC Machined Header Flange

$52.00
Part #: 101325-04 ***Left Side Individual Flange, 2 right and 2 left required*** Description: Ford DOHC Modular Coyote 32V Diameter: 1 3/4" Engine Make: Ford Engine Learn More

1 3/4” Round, Left Side Individual, Ford DOHC Modular Coyote, 1/2" Thick Stainless Steel, CNC Machined Header Flange

$60.00
Part #: 101325-02 ***Left Side Individual Flange, 2 right and 2 left required*** Description: Ford DOHC Modular Coyote 32V Diameter: 1 3/4" Engine Make: Ford Engine Learn More

1 3/4” Round, Left Side Individual, Ford DOHC Modular Coyote, 3/8" Thick Mild Steel, CNC Machined Header Flange

$48.00
Part #: 101325-03 ***Left Side Individual Flange, 2 right and 2 left required*** Description: Ford DOHC Modular Coyote 32V Diameter: 1 3/4" Engine Make: Ford Engine Learn More

1 3/4” Round, Left Side Individual, Ford DOHC Modular Coyote, 3/8" Thick Stainless Steel, CNC Machined Header Flange

$53.00
Part #: 101325-01 ***Left Side Individual Flange, 2 right and 2 left required*** Description: Ford DOHC Modular Coyote 32V Diameter: 1 3/4" Engine Make: Ford Engine Learn More

 

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