Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
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Shop Open Wheel Headers & Exhaust At Speedway Motors

Speedway Motors stocks all the best low-restriction open wheel racing headers for Sprint and Midget chassis! We also have a great selection of header kits, collectors and tubing so you can repair your damaged headers or fabricate a custom set for your open wheel racing application.

"Open Wheel, Brackets, Flanges and Hangers" Page 1 of 2

  • Dynatech Small Block Chevy Std. 23 Deg. Header Flange, 3/8 Thick, 1.63 Port
    Dynatech Small Block Chevy Std. 23 Deg. Header Flange, 3/8 Thick, 1.63 Port
    x
                

    A great exhaust system starts at the begining - the exhaust manifold flange. One of Dynatech®s biggest advantages is the wide selection of port machined flanges.  All the header flanges are CNC laser machined for unparalleled quality and fit.

    • Flanges are sold individually
    • Use with Fiber Gaskets (part number 31179400001)
     

     

  • Dynatech Spread Port Chevy Mild Steel Header Flange, 2 Inch Port, 2.070 I.D.
    Dynatech Spread Port Chevy Mild Steel Header Flange, 2 Inch Port, 2.070 I.D.
    x
                A great exhaust system starts at the begining - the exhaust manifold flange. One of  Dynatech®s  biggest advantages is the wide selection of port machined  flanges. All the header flanges are CNC laser machined for unparalleled  quality and fit.
    • Small Block Chevy
    • Flanges are sold individually
    • Use with Fiber Gaskets (part number 3117940000)
  • Small Block Chevy Round Port Header Flange
    Small Block Chevy Round Port Header Flange
    x
                

    Build or modify your own headers with these flange plates. These exhaust manifold flanges have oval ports. This is a pair of header flanges only, no bolts and no gaskets included,  Flange is 5/16" thick.

    Header Flange Plate Chart Application

     

  • Dynatech Spread Port Chevy Mild Steel Header Flange, 2.125 Port, 2.196 I.D.
    Dynatech Spread Port Chevy Mild Steel Header Flange, 2.125 Port, 2.196 I.D.
    x
                A great exhaust system starts at the begining - the exhaust manifold flange. One of  Dynatech®s  biggest advantages is the wide selection of port machined  flanges. All the header flanges are CNC laser machined for unparalleled  quality and fit.
    • Small Block Chevy
    • Flanges are sold individually
    • Use with Fiber Gaskets (part number 3117940000)
  • Dynatech Small Block Chevy Std. 23 Deg. Header Flange, 1/4 Thick, 1.63 Port
    Dynatech Small Block Chevy Std. 23 Deg. Header Flange, 1/4 Thick, 1.63 Port
    x
                

    A great exhaust system starts at the begining - the exhaust manifold flange. One of Dynatech®s biggest advantages is the wide selection of port machined flanges.  All the header flanges are CNC laser machined for unparalleled quality and fit.

    • Flanges are sold individually
    • Use with Fiber Gaskets (part number 31179400001)
     

     

  • MPD Racing 018001 Spark Plug Guards
    MPD Racing 018001 Spark Plug Guards
    x
                Don't let mud or rocks ruin your race. These Spark Plug Guards have  brackets that bolt to your headers. The lightweight Aluminum Guards  mount with 2 quick connect fasteners.
    • Include brackets that bolt to headers
    • Lightweight aluminum
    • Mounts with 2 quick connect fasteners
    • Kit includes right and left guard, 2 front and 2 rear mounting brackets
  • GM 604 Fast Burn Vortec Bow-Tie Square Port Header Flanges
    GM 604 Fast Burn Vortec Bow-Tie Square Port Header Flanges
    x
                Build or modify your own headers with these flange  plates. These exhaust manifold flanges have square ports. This is a pair  of header flanges only, no bolts and no gaskets included.
    • 1-5/8" Tube Size
    • Flange is 1/4" thick
    • Flanges ONLY

    Header Flange Plate Chart Application

  • Speedway Spark Plug Guard
    $4.99
    Speedway Spark Plug Guard
    x
                
    • Clamps to header tube to protect plugs and wires from flying debis
    • Fits standard tube headers
    • Bend to fit as necessary
  • Dynatech Small Block Chevy Std. 23 Deg. Header Flange, 3/8 Thick, 1.75 Port
    Dynatech Small Block Chevy Std. 23 Deg. Header Flange, 3/8 Thick, 1.75 Port
    x
                

    A great exhaust system starts at the begining - the exhaust manifold flange. One of Dynatech®s biggest advantages is the wide selection of port machined flanges.  All the header flanges are CNC laser machined for unparalleled quality and fit.

    • Flanges are sold individually
    • Use with Fiber Gaskets (part number 31179400001)
     

     

  • Dynatech 794-00320 U-Tab Kit - 8 Tabs, 4 Bolts
    Dynatech 794-00320 U-Tab Kit - 8 Tabs, 4 Bolts
    x
                

    Weld tabs to headers, collectors, or mufflers and fasten together with the provided bolt. Provides a quick, secure connection. These are the same U-tabs Dynatech® uses on all their headers and collectors.

    Kit includes U-tabs and hardware.

  • Dynatech Spread Port Chevy Mild Steel Header Flange, 1.875 Port, 1.95 I.D.
    Dynatech Spread Port Chevy Mild Steel Header Flange, 1.875 Port, 1.95 I.D.
    x
                A great exhaust system starts at the begining - the exhaust manifold flange. One of  Dynatech®s  biggest advantages is the wide selection of port machined  flanges. All the header flanges are CNC laser machined for unparalleled  quality and fit.
    • Small Block Chevy
    • Flanges are sold individually
    • Use with Fiber Gaskets (part number 3117940000)
  • Small Block Chevy Header Flange Plate - 1 3/4 Inch
    Small Block Chevy Header Flange Plate - 1 3/4 Inch
    x
                

    Build or modify your own headers with these exhaust manifold flange plates. This part number no longer includes gaskets or bolts.

    Header Flange Plate Chart Application

  • Stallard BC365-403 Micro Sprint Racing Nerf Bar Exhaust Pipe Clamp
    Stallard BC365-403 Micro Sprint Racing Nerf Bar Exhaust Pipe Clamp
    x
                These lightweight aluminum clamps are perfect for securing the exhaust pipe and chain guard to nerf bars on Micro Sprint applications.  They work with 7/8" diameter nerf bars.
    • Lightweight black anodize aluminum clamp
    • Works on 7/8" diameter nerf bar
    • Secures exhaust pipe and chain guard to LH nerf bar
  • Dynatech Small Block Chevy Std. 23 Deg. Header Flange, 1/4 Thick, 1.75 Port
    Dynatech Small Block Chevy Std. 23 Deg. Header Flange, 1/4 Thick, 1.75 Port
    x
                

    A great exhaust system starts at the begining - the exhaust manifold flange. One of Dynatech®s biggest advantages is the wide selection of port machined flanges.  All the header flanges are CNC laser machined for unparalleled quality and fit.

    • Flanges are sold individually
    • Use with Fiber Gaskets (part number 31179400001)
     

     

  • Dynatech 796-00564 SBC 18 Degree Header Flanges
    Dynatech 796-00564 SBC 18 Degree Header Flanges
    x
                

    A great exhaust system starts at the begining - the exhaust manifold flange. One of Dynatech®s biggest advantages is the wide selection of port machined flanges.  All the headeer flanges are CNC laser machined for unparalleled quality and fit.

    • Flanges are sold individually
    • Use with Fiber Gaskets (at right)
  • Header Flange Plates, Small Block Chevy Brodix Spread Port, 1-3/4 Inch
    Header Flange Plates, Small Block Chevy Brodix Spread Port, 1-3/4 Inch
    x
                Build or modify your own headers with these exhaust manifold flange plates. Header flange only. Does not include adapter pipe or gaskets.
            
  • Garage Sale - Mopar W-2 Exhaust Header Flange, 1-3/4 Inch
    Garage Sale
    Garage Sale - Mopar W-2 Exhaust Header Flange, 1-3/4 Inch
    x
                

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Chevy 4.3L Exhaust Flange
    $14.99
    $19.99
    Garage Sale
    Garage Sale - Chevy 4.3L Exhaust Flange
    x
                

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Small Block Chevy Header Flange Round 1-5/8 Inch
    Garage Sale
    Garage Sale - Small Block Chevy Header Flange Round 1-5/8 Inch
    x
                

    Header flanges for a SBC with standard port heads.

     

    • Fits 1-5/8" OD primary tubes
    • Flanges are 5/16" thick
    • Round ports
    • Made from Mild Steel
    • Set of gaskets included

     

     

    This item is garage sale priced because it's old stock.  Also, when the holes were cut out on the flange for the two center tubes, there is a very small area where there is no material (see photos).

     

    **NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS** 

  • Garage Sale - Ford Windsor 1-5/8 Inch "Lazer" Exhaust Flanges
    Garage Sale
    Garage Sale - Ford Windsor 1-5/8 Inch "Lazer" Exhaust Flanges
    x
                

    1.56" Tall Ports

    1.32" Wide Ports

    .250" Thick

     

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Small Block Chevy Bowtie 2 Inch Header Flange
    Garage Sale
    Garage Sale - Small Block Chevy Bowtie 2 Inch Header Flange
    x
                

    .316" Thick 

    1.95" Wide Ports

    1.80" Tall Ports

     

    These flanges are garage sale priced because they are different than what we currently offer.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Dynatech 796-01514 Stahl Round Pattern Header Flange
    Garage Sale
    Garage Sale - Dynatech 796-01514 Stahl Round Pattern Header Flange
    x
                

    This exhaust flange is garage sale priced because it has some grind marks and can't be sold as a first.

     NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS  

    A great exhaust system starts at the begining - the exhaust manifold flange. One of Dynatech®s biggest advantages is the wide selection of port machined flanges. All the header flanges are CNC laser machined for unparalleled quality and fit.

    Flanges are sold individually.

  • Garage Sale - Chevy LT-1 V6 1.75 Inch Header Flanges
    Garage Sale
    Garage Sale - Chevy LT-1 V6 1.75 Inch Header Flanges
    x
                

    1.75" Tall Ports

    1.55" Wide Ports

    .365" Thick

     

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Dynatech SBC 15/18 Degree to Reher Morrison Flange Adapters
    Garage Sale
    Garage Sale - Dynatech SBC 15/18 Degree to Reher Morrison Flange Adapters
    x
                

    These 5/8" billet aluminum adapter plates bolt to your Chevy 15°/18° cylinder heads and allow the use of Reher Morrison pattern header flanges. Includes plates and hardware for both heads.

    1-1/8" x 1-1/8" Ports 

     

    These adapters are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS     

  • Garage Sale - Header Collector, 1-5/8 Inch Primaries, 3 Inch Outlet
    Garage Sale
    Garage Sale - Header Collector, 1-5/8 Inch Primaries, 3 Inch Outlet
    x
                

    This is garage sale priced because it is rusty.

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS  

     

    Weld-on header collectors. Available in 3" collector size. 1-5/8" tube size. 

  • Garage Sale - All Pro 15 1-7/8 Inch Exhaust Flanges
    Garage Sale
    Garage Sale - All Pro 15 1-7/8 Inch Exhaust Flanges
    x
                

    1.75" Tall Ports

    1.90" Wide Ports

    .310" Thick

     

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Small Block Ford 351C Header Flanges
    Garage Sale
    Garage Sale - Small Block Ford 351C Header Flanges
    x
                Please view the product's page for more information
            
  • Garage Sale - Mopar W-9 Exhaust Flange, 1-7/8 Inch
    Garage Sale
    Garage Sale - Mopar W-9 Exhaust Flange, 1-7/8 Inch
    x
                

    These flanges are garage sale priced because they are new old stock.

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Dynatech 42-01034 Small Block Chevy Spread Port Exhaust Flange, 1.88 Inch
    Garage Sale
    Garage Sale - Dynatech 42-01034 Small Block Chevy Spread Port Exhaust Flange, 1.88 Inch
    x
                

    This is garage sale priced because it has been discontinued. 

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS   

     

    Dynatech® exhaust flanges are 1/4" thick and feature 1.88" round port openings. These are a spread port configuration. 

  • Garage Sale - Dynatech   Small Block Chevy Mild Steel Header Flange
    Garage Sale
    Garage Sale - Dynatech Small Block Chevy Mild Steel Header Flange
    x
                

    A great exhaust system starts at the begining - the flange. One of Dynatech®s biggest advantages is the wide selection of port machined flanges.  All the flanges are CNC laser machined for unparalleled quality and fit.

    • Flanges are sold individually
    • Use with Fiber Gaskets

    This flange is garage sale priced because it is only 1/4" thick, not 3/8".

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS

     

  • Garage Sale - Saturn 1-3/4 Inch Exhaust Flange
    Garage Sale
    Garage Sale - Saturn 1-3/4 Inch Exhaust Flange
    x
                

    1.1375" Tall Ports

    2.25" Wide Ports

    .365" Thick

     

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  •  Garage Sale - Small Block Ford 289-351W Header Flange - 1-3/4 Inch
    Garage Sale
    Garage Sale - Small Block Ford 289-351W Header Flange - 1-3/4 Inch
    x
                Please view the product's page for more information
            
  • Garage Sale - Ford Cleveland Exhaust Flange
    Garage Sale
    Garage Sale - Ford Cleveland Exhaust Flange
    x
                

    Clearance!!  No bolts or gaskets included.

     

    **NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS** 

     

    Build or modify your own headers with these exhaust manifold flange plates. Header flange only. Does not include adapter pipe or gaskets. 

  • Garage Sale - Ford 1-7/8 SVO Exhaust Flange
    Garage Sale
    Garage Sale - Ford 1-7/8 SVO Exhaust Flange
    x
                

    1.70" Tall Ports

    1.84" Wide Ports

    .310" Thick

     

     These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - LT1 D Shape 1.75 Inch Exhaust Flanges
    Garage Sale
    Garage Sale - LT1 D Shape 1.75 Inch Exhaust Flanges
    x
                

    1.75" Tall Ports

    1.53" Tall Ports

    .310" Thick Flanges

     

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Chevy SB2 1.88 Inch Exhaust Flanges
    Garage Sale
    Garage Sale - Chevy SB2 1.88 Inch Exhaust Flanges
    x
                

    1.88" Wide Ports

    1.690" Tall Ports

    .310" Thick

     

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Alan Johnson Small Block Chevy Header Flange
    Garage Sale
    Garage Sale - Alan Johnson Small Block Chevy Header Flange
    x
                

    1.87" Tall

    2.035" Wide

    .311" Thick

     

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Dynatech   Spread Port Chevy Header Flange, 1.95 Inch Port, 5/16 Inch Thick
    Garage Sale
    Garage Sale - Dynatech Spread Port Chevy Header Flange, 1.95 Inch Port, 5/16 Inch Thick
    x
                

    A great exhaust system starts at the begining - the exhaust manifold flange.  One of Dynatech®s biggest advantages is the wide selection of port machined flanges.  All the header flanges are CNC laser machined for unparalleled quality and fit.

    1. Flanges are sold individually.
    2. Use with Fiber Gaskets.

    Fits Spread Port S/B Chevrolet heads.

     

    This is garage sale priced because it has been discontinued.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS

  • Garage Sale - Big Block Chevy 2-3/8 Steel Header Flange
    Garage Sale
    Garage Sale - Big Block Chevy 2-3/8 Steel Header Flange
    x
                

    2.375" Wide Ports

    2.215" Tall Ports

    .380" Thick

     

    These flanges are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS 

  • Garage Sale - Dynatech 44-30523 Small Block Ford 351 Cleveland Headers Flange, 1-3/4 Inch
    Garage Sale
    Garage Sale - Dynatech 44-30523 Small Block Ford 351 Cleveland Headers Flange, 1-3/4 Inch
    x
                

    This is garage sale priced because it has been discontinued. 

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS  

     

     

    • 2.029" Tall Ports
    • 1.58" Wide Ports
    • .290" Thick Flange 

     

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