Engine Header Flanges

Our header flanges are precision CNC laser jet cut from 3/8” stainless steel or 1018 cold rolled steel.Stainless Header Mfg., Inc. offers the finest in CNC laser cut header flanges. While most header flanges are made from 1/4" or 5/16" material, our are precision CNC laser cut header flanges are cut from from 3/8” material. We offer our flanges in 304 stainless steel or 1018 cold rolled steel. The heavier material we use to fabricate our flanges greatly reduce the warping problems seen in other lighter flanges. These header flanges are U.S. made.Make sure to ask about custom header flanges.

Our Header Flanges Are Made In The USA 

  • Chevrolet Header Flanges
  • Ford Header Flanges
  • Mopar Header Flanges
  • Oldsmobile
  • Pontiac
  • Many Others

 

View Our Turbo Flanges

Chevy

Chevy LT1

"D" Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Chevrolet

Chevy 265-400 1 5/8" Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Chevrolet

265-400 Square Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Chevrolet

265-400 Oval Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Chevy

18 Degree

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Chevrolet

For AFR 227 Spread Port Heads

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Big Block Chevrolet

396-502 "D" Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Big Block Chevrolet

396-502 2 1/8" Round Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Big Block Chevy

Single Port

Header Flanges

304 Stainless Steel $22.95 each

Mild Steel $14.95 each

Requires (8)

Big Block Chevrolet

2 1/4, 2 3/8" & 2 1/2" Round Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Big Block Chevy Zoomie Square Port For 2 1/2" Tubes

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Big Block Chevrolet

Heasder Flanges

5" Bore Spacing 2 1/2" Round Port

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Chevrolet LS1 LS6

Header Flanges

Available In 1 5/8", 1 3/4" & 17/8"

Port Sizes

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Chevrolet LS7 D Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Chevrolet SB2

Header Flanges

Offered In 17/8" And 2" Port Sizes

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Chevrolet 4.3 Liter

Header Flanges

304 Stainless Steel $49.95 each

Mild Steel $33.95 each

Chevrolet Colorado

Header Flanges

304 Stainless Steel $64.95 each

Mild Steel $39.95 each

Chevrolet 3.4 Liter Aluminum Head

Header Flanges

304 Stainless Steel $46.95 each

Mild Steel $29.95 each

Ford

Small Block Ford

Header Flanges

260-351W Rectangle

Fits 1 5/8" Header Tube

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Ford

Header Flanges

Fits AFR 205 Heads 3" Bolt Pattern

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Ford

351C 1 3/4" 4 Brrl

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Ford

Header Flanges

351C 2" Round Port

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Ford

Header Flanges

351C SVO A-3

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford Large Port 4 Brrl

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Small Block Ford

351C 2 Brrl

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford

390 to 428

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford Boss 429

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford

429 - 460

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford 460 SVO

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford 4.6

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford 5.4 Cobra Jet 32V

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford 7.3 Liter Diesel

Header Flanges

304 Stainless Steel $67.95 each

Mild Steel $39.95 each

Ford 2.0 Ztec

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford 2.3 I4 16 V DOHC EFI

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Ford 2.4L

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Mopar

Mopar

273-360

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Mopar

383-440

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Early Hemi

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

426 Hemi

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Hemi

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Hemi Stage V

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Header Flange For Veney Heads

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Header Flange

For Brad Anderson Heads

(Not Profiled)

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Hemi 5.7

Left And Right Available

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Hemi 6.1

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Dodge Viper

V-10 Header Flanges

304 Stainless Steel $64.95 each

Mild Steel $37.95 each

Pontiac

Pontiac Ram Air V

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Pontiac 400 1.85 Oval Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Pontiac 455 1.88" Round Port

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Miscellaneous Header Flanges

BMW Twin Cam M50 B30

Header Flange

304 Stainless Steel $69.95 each

Mild Steel $39.95 each

BMW M30

Header Flange

304 Stainless Steel $69.95 each

Mild Steel $39.95 each

Buick V-6

Header Flanges

304 Stainless Steel $49.95 each

Mild Steel $27.95 each

Buick 455 Stage III & Stage VI

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Cadillac 500

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Datsun 4 Clinder

Header Flanges

304 Stainless Steel $47.95 Set

Mild Steel $29.95 Set

Mercedes C63 AMG 6.1

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $39.95 each

Mercedes

Header Flanges

304 Stainless Steel $43.95 each

Mild Steel $26.95 each

Nissan V6

Header Flanges

304 Stainless Steel $49.95 each

Mild Steel $33.95 each

Nissan Skyline

Header Flanges

304 Stainless Steel $71.95 each

Mild Steel $39.95 each

Oldsmobile DREC Bolt Pattern

Header Flanges

304 Stainless Steel $49.95 each

Mild Steel $34.95 each

Porsche 944

Header Flanges

304 Stainless Steel $23.95 each

Mild Steel $17.95 each

Subaru 3.0 Liter

Header Flanges

304 Stainless Steel $31.95 each

Mild Steel $19.95 each

EG33 H6

Header Flanges

304 Stainless Steel $39.95 each

Mild Steel $22.95 each

Subaru EJ207 EJ257

Header Flanges

304 Stainless Steel $31.95 each

Mild Steel $22.95 each

Lincoln 4.9 Liter

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Suzuki Reno Chevy Optra Evanda

Header Flanges

304 Stainless Steel $59.95 each

Mild Steel $34.95 each

Toyota Land Cruiser

Header Flanges

304 Stainless Steel $Call

Mild Steel $Call

Toyota 2JZGTE

Header Flanges

304 Stainless Steel $64.95

Mild Steel $39.95

Many More Flanges To Come 

Chevy Header Flanges, Ford Header Flanges, Dodge Header Flanges