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  • Aircraft Style Fuel Filler Neck & Cap
    Aircraft Style Fuel Filler Neck & Cap
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    Flush-mount caps offer excellent aerodynamic performance, large fill opening and attractive appearance. Cap features a positive seal, flip-up 1/4-turn handle, and a chain to secure it to the gas filler neck. Includes cap, chain, fuel filler neck, gasket, and all hardware. Polyethylene cap is vented.

    Hole in tank needs to be 3-3/4" for cap to sit flush.

  • Filler Twist Cap with Steel Neck
    Filler Twist Cap with Steel Neck
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    These filler necks come with a vented cap which vents to the underside of the cap. Steel weld-in 2.25" O.D. bung. Cap locks on the inside of the neck, not on the outside like a radiator cap.

  • Inline Die Cast Filler Neck, 1.5 Inch Hose
    Inline Die Cast Filler Neck, 1.5 Inch Hose
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    This 1-1/2" inline hose adapter allows you to put a radiator fill cap inline. Use a bleeder valve to get all air out. 

    Note:  You must use a Stant brand radiator cap in conjunction with this filler neck, such as # 910-15706.

  • Filler Twist Cap with Aluminum Neck
    Filler Twist Cap with Aluminum Neck
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                These filler necks come with a vented cap which vents to the underside  of the cap. Weld-in 2.3" O.D. bung. Bung is aluminum.
            
  • Weld-On Aluminum Fill Cap and Neck
    Weld-On Aluminum Fill Cap and Neck
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    Knurled aluminum cap and threaded aluminum neck. Requires welding. O-ring seal inside cap for positive seal on non-vented applications.

    • Has a 2.482 O.D. step at bottom
    • 1.25" overall height
    • ID of the neck is 2-1/8"
  • Filler Neck Replacement Twist Cap, 2-1/2 Inch
    Filler Neck Replacement Twist Cap, 2-1/2 Inch
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                Filler neck replacement twist cap for 2-1/2" neck. This is a vented cap as it vents to the  underside of the cap. 
            
  • Model T Filler Neck, Chrome
    $39.99
    Model T Filler Neck, Chrome
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    1917-1927 Model T style radiator filler neck designed for use with hex radiator caps or dog bone radiator caps. Solder it onto your radiator or secure it with a long bolt through the center of the grille shell.

    • Base is 2.935"
    • Height is 2.5"

    NOTE: Gull wing caps (91112206, 91112207, 91112208, and 91112209) do not fit these Model T Filler Necks.

  • Model T Filler Neck, Brass
    $29.99
    Model T Filler Neck, Brass
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    1906-1916 Model T style radiator filler neck designed for use with hex radiator caps or dog bone radiator caps. Solder it onto your radiator or secure it with a long bolt through the center of the grille shell.

    • Base is 2.935" O.D.
    • Top is 2-1/8" O.D.
    • Height is 2-1/2"

    NOTE: Gull wing caps (91112206, 91112207, 91112208, and 91112209) do not fit these Model T Filler Necks.

  • Speedway Manifold Filler Neck
    Speedway Manifold Filler Neck
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    This neck allows you to fill your cooling system at the intake manifold if you radiator is lower than the intake. It can be flipped over for RH or LH upper hoses, and has two 1/4" npt and one 1/2" npt hole in the back for bypass lines or sending units. Fill cap plate has a 7/16" pipe nipple welded into the overflow area.

    Fits Small Block or Big Block Chevy V8.

  • 4 Inch Fuel Filler Neck for Fuel Cells
    4 Inch Fuel Filler Neck for Fuel Cells
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    This 4" diameter gas filler neck kit can be used as a replacement unit or for your custom fuel cell. Kit includes a mounting ring, rubber gasket, and bolts. 

    Note: Cap not included, use cap 91076502.

  • 1932 Ford Replacement Radiator Cap, Chrome Finish
    1932 Ford Replacement Radiator Cap, Chrome Finish
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    These original style replacement radiator caps are for Ford passenger cars. They are NOT designed for pressurized cooling systems. Chrome finish.

    • OEM style
    • Chrome finish
    • Not for pressurized cooling systems

    Note: This cap comes with (2) oversized washers that can be used to secure it permanently to the grille shell. This is handy when the customer's radiator does not have a 'dummy' neck.

    Learn more about cooling systems, how to choose the proper pressure cap, and how they work by reading our tech article. Cooling System Principles.  

  • Aluminum Neck with Flange and Cap
    Aluminum Neck with Flange and Cap
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                  Weld-in 2.3" O.D. bung. This aluminum filler neck bung includes a flange. Features vented cap which vents to the  underside of the cap.            
            
  • Moroso 63420 Manifold Filler Neck
    Moroso 63420 Manifold Filler Neck
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    Makes manifold the highest filling point.  For cooling problems where radiator is mounted low. Fits both right or left applications. Sender mount. Fits GM V8, 90° V6.

    • Locates filler neck at highest point on cars with low-mount radiators to bleed off air
    • Unit can be flipped 180° for either right or left outlet location
    • Includes 1/2" NPT fitting for installing water temperature sending unit and two 1/4" NPT fittings for return lines on popular aftermarket cylinder heads
    • Made of 356-T6 cast aluminum; 3-1/4" high
    • Includes gaskets, bolts and washers, and standard size radiator cap filler neck
    • Cap is NOT included

     

  • Model T Gull Wing Cap, Brass, Undrilled
    Model T Gull Wing Cap, Brass, Undrilled
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    Graceful, swept-back wing shape adds class and style to any Model T. Screws onto radiator filler neck.*

    *NOTE: Cap does not fit our Model T filler neck 91112221 or 91112220.

    Learn more about cooling systems, how to choose the proper pressure cap, and how they work by reading our tech article. Cooling System Principles.  

  • Model T Gull Wing Cap, Brass, Drilled
    Model T Gull Wing Cap, Brass, Drilled
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    Graceful, swept-back wing shape adds class and style to any Model T. Screws into filler neck.* Accepts motor meter.

    *NOTE: Cap does not fit our Model T filler neck 91112221 or 91112220.

    Learn more about cooling systems, how to choose the proper pressure cap, and how they work by reading our tech article. Cooling System Principles.  

  • Model T Gull Wing Cap, Chrome, Undrilled
    Model T Gull Wing Cap, Chrome, Undrilled
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    Graceful, swept-back wing shape adds class and style to any Model T. Screws onto filler neck.*

    *NOTE: Cap does not fit our Model T filler neck 91112221 or 91112220.

    Learn more about cooling systems, how to choose the proper pressure cap, and how they work by reading our tech article. Cooling System Principles.  

  • EMPI 17-2760 Replacement Black Plastic Gas Cap, Each
    EMPI 17-2760 Replacement Black Plastic Gas Cap, Each
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    These replacement fuel tank caps will work great with nearly any style filler neck.  They feature durable plastic construction and resemble OEM specifications.

    • Replacement fuel cap
    • Works with all EMPI fuel tanks and filler necks
    • Black, Plastic
    • Sold each
  • Model T Dog Bone Radiator Cap, Chrome, Drilled
    Model T Dog Bone Radiator Cap, Chrome, Drilled
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                These Dog Bone caps are a reproduction of an original aftermarket  accessory that were available during the Model T era. These cast chrome  caps have a hole drilled in them for use with Jr. Moto-Meters and are 6-1/2”  long. The Dog bone style makes removing your radiator cap easier by  giving you a more convenient area to grip and to twist turn the hot cap,  as the  arms are outboard and they cool off in the air. Many people  like using it to add some style to your Model T.

    Model T Dog Bone Radiator Cap

    • Fits 1909-1927 Ford Model T radiators
    • Screws into stock filler necks
    • 6-1/2" long (end to end)
    • Drilled for Motor Meters
    • Chrome finish

    Learn more about cooling systems, how to choose the proper pressure cap, and how they work by reading our tech article. Cooling System Principles

  • Model T Dog Bone Radiator Cap, Chrome, Undrilled
    Model T Dog Bone Radiator Cap, Chrome, Undrilled
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    These Dog Bone caps are a reproduction of an original aftermarket accessory that were available during the Model T era. These cast chrome caps  are 6-1/2” long. The Dog bone style makes removing your radiator cap easier by giving you a more convenient area to grip and to twist turn the hot cap, as the arms are outboard and they cool off in the air. Many people like using it to add some style to your Model T.

    Model T Dog Bone Radiator Cap

    • Fits 1909-1927 Ford Model T radiators
    • Screws into stock filler necks
    • 6-1/2" long (end to end)
    • Undrilled
    • Chrome finish
  • Model T Dog Bone Radiator Cap, Brass, Undrilled
    Model T Dog Bone Radiator Cap, Brass, Undrilled
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    These Dog Bone caps are a reproduction of an original aftermarket accessory that were available during the Model T era. These cast brass caps are 6-1/2” long. The Dog bone style makes removing your radiator cap easier by giving you a more convenient area to grip and to twist turn the hot cap, as the arms are outboard and they cool off in the air. Many people like using it to add some style to your Model T.

    Model T Dog Bone Radiator Cap

    • Fits 1909-1927 Ford Model T radiators
    • Screws into stock filler necks
    • 6-1/2" long (end to end)
    • Undrilled
    • Brass finish
  • Model T Dog Bone Radiator Cap, Brass, Drilled
    Model T Dog Bone Radiator Cap, Brass, Drilled
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    These Dog Bone caps are a reproduction of an original aftermarket accessory that were available during the Model T era. These cast brass caps have a hole drilled in them for use with Jr. Moto-Meters and are 6-1/2” long. The Dog bone style makes removing your radiator cap easier by giving you a more convenient area to grip and to twist turn the hot cap, as the arms are outboard and they cool off in the air. Many people like using it to add some style to your Model T.

    Model T Dog Bone Radiator Cap

    • Fits 1909-1927 Ford Model T radiators
    • Screws into stock filler necks
    • 6-1/2" long (end to end)
    • Drilled for Motor Meters
    • Brass finish
  • T-Bucket Aluminum Fuel Tank for Channeled Body
    T-Bucket Aluminum Fuel Tank for Channeled Body
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    This fabricated aluminum fuel tank is built for our 1923 T-bucket kits with a 20" pick-up box. It features a raised fill neck w/ cap, AN-6 fuel pickup, and a rollover vent. Designed to be mounted to the left side which leaves room for your battery. Has a 10.4 gallon capacity. 

    • Pre-cut hole for fuel level sender
    • Can use LH swing sender only
    • Rollover vent valve included
    • Includes non-vented cap
    • Fuel outlet (AN-6) is on the side of the tank
    • Fuel gauge sending unit is NOT included and will need to be purchased separately.

     

    This tank WILL clear the deck lid when used in conjunction with a channeled Speedway Body. 

    Note:  Fuel gauge sending unit is not included and will need to be purchased separately.

     

  • Brassworks 10-27H T-Bucket Radiator
    Brassworks 10-27H T-Bucket Radiator
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                Please view the product's page for more information
            
  • T-Bucket Aluminum Fuel Tank, 14 Gallon Capacity
    T-Bucket Aluminum Fuel Tank, 14 Gallon Capacity
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    This fabricated aluminum fuel cell is built for our 1923 T-bucket kits with a 20" pick-up box. Made from 5051 aluminum and tig welded for strength. Includes mounting tabs to make installation easy and it features a 240-33 ohm sending unit, flush mount fill neck, and AN6 fuel pickup, vent and return ports. Measures 9-1/2" x 12-1/4" x 30-1/4". Designed to be mounted to the left side which leaves room for your battery. Has a 14 gallon capacity. 

    This tank will NOT clear the deck lid when used in conjunction with a channeled Speedway body. It will work great with flat floor bodies. Use tank 715-752 if you have a channeled body. 

    • 30-1/4" long
    • 12-1/4" wide
    • 9-1/2" tall
    • 14 gallon
    • Built for our 1923 T-Bucket kits with a 20" pickup box
    • Should be used with the un-channeled bodies
    • Features a 240-33 ohm sending unit
    • Feature a flush mount fill neck/cap
    • Designed to be mounted to the left side, which leaves room for your battery
  • EMPI 3895 Polished Stainless Steel Fuel Tank, 10 x 16 Inch, Center Fill, 5 Gallon
    EMPI 3895 Polished Stainless Steel Fuel Tank, 10 x 16 Inch, Center Fill, 5 Gallon
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    Highly Polished 100% Stainless Steel...Great looks and No Rust...ever!  Stronger with a more durable finish - that won't dull - like polished aluminum.  Available in 5 lengths, 10" diameter and include 2 polished stainless steel straps, stainless steel hardware, and a black plastic gas cap.

    • 10" x 16"
    • Center location filler neck
    • 5 gallon capacity
    • Polished stainless steel
    • Designed for Off-Road use 
    • Cap and straps included

    Note: Gallon measurement is an approximation only.

    Note: When installing a fitting or shut-off valve, caution must be taken not to over-torque and crack or break the fuel outlet. (See alternate photo)

  • EMPI 3897 Polished Stainless Steel Fuel Tank, 10 x 30 Inch, End Fill, 9.5 Gallon
    EMPI 3897 Polished Stainless Steel Fuel Tank, 10 x 30 Inch, End Fill, 9.5 Gallon
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    Highly Polished 100% Stainless Steel...Great looks and No Rust...ever!  Stronger with a more durable finish - that won't dull - like polished aluminum.  Available in 5 lengths, 10" diameter and include 2 polished stainless steel straps, stainless steel hardware, and a black plastic gas cap.

    • 10" x 30"
    • End location filler neck
    • 9-1/2 gallon capacity
    • Polished stainless steel
    • Designed for Off-Road use 
    • Cap and straps included

    Note: Gallon measurement is an approximation only.

    Note: When installing a fitting or shut-off valve, caution must be taken not to over-torque and crack or break the fuel outlet. (See alternate photo)

  • EMPI 3896 Polished Stainless Steel Fuel Tank, 10 x 24 Inch, End Fill, 7.5 Gallon
    EMPI 3896 Polished Stainless Steel Fuel Tank, 10 x 24 Inch, End Fill, 7.5 Gallon
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    Highly Polished 100% Stainless Steel...Great looks and No Rust...ever!  Stronger with a more durable finish - that won't dull - like polished aluminum.  Available in 5 lengths, 10" diameter and include 2 polished stainless steel straps, stainless steel hardware, and a black plastic gas cap.

    • 10" x 24"
    • End location filler neck
    • 7-1/2 gallon capacity
    • Polished stainless steel
    • Designed for Off-Road use 
    • Cap and straps included

    Note: Gallon measurement is an approximation only.

    Note: When installing a fitting or shut-off valve, caution must be taken not to over-torque and crack or break the fuel outlet. (See alternate photo)

     

  • EMPI 3899 Polished Stainless Steel Fuel Tank, 10 x 40 Inch, End Fill, 13.5 Gallon
    EMPI 3899 Polished Stainless Steel Fuel Tank, 10 x 40 Inch, End Fill, 13.5 Gallon
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    Highly Polished 100% Stainless Steel...Great looks and No Rust...ever!  Stronger with a more durable finish - that won't dull - like polished aluminum.  Available in 5 lengths, 10" diameter and include 2 polished stainless steel straps, stainless steel hardware, and a black plastic gas cap.

    • 10" x 40"
    • End location filler neck
    • 13-1/2 gallon capacity
    • Polished stainless steel
    • Designed for Off-Road use 
    • Cap and straps included

    Note: Gallon measurement is an approximation only.

    Note: When installing a fitting or shut-off valve, caution must be taken not to over-torque and crack or break the fuel outlet. (See alternate photo)

  • EMPI 3898 Polished Stainless Steel Fuel Tank, 10 x 33 Inch, End Fill, 10.5 Gallon
    EMPI 3898 Polished Stainless Steel Fuel Tank, 10 x 33 Inch, End Fill, 10.5 Gallon
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    Highly Polished 100% Stainless Steel...Great looks and No Rust...ever!  Stronger with a more durable finish - that won't dull - like polished aluminum.  Available in 5 lengths, 10" diameter and include 2 polished stainless steel straps, stainless steel hardware, and a black plastic gas cap.

    • 10" x 33"
    • 1/4" NPT
    • End location filler neck
    • 10-1/2 gallon capacity
    • Polished stainless steel
    • Designed for Off-Road use 
    • Cap and straps included

    Note: Gallon measurement is an approximation only.

    Note: When installing a fitting or shut-off valve, caution must be taken not to over-torque and crack or break the fuel outlet. (See alternate photo)

  • Walker Z-487-2 Z-Series 1930-31 Ford Model A Radiator for Chevy Engine
    Walker Z-487-2 Z-Series 1930-31 Ford Model A Radiator for Chevy Engine
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                Please view the product's page for more information
            
  • Hagan Street Rods 90 RQ 90   Curve Series LH Hinge Fuel Door, Door
    Hagan Street Rods 90 RQ 90 Curve Series LH Hinge Fuel Door, Door
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    Now you can make that old gas tank filler neck and cap go away with this easy flush mount gas door kit. Just select the style that would best fit to the surface and choose the design of the gas door with the hinge mount on the left or right side. This has a fuel spout that is 2" OD to accept a 2" ID fuel hose of your choice. Fuel hose not included. Can be mounted in steel or fiberglass.

    910-90104
    Includes: housing, door, hinge, latch, gas cap, spout and install instructions. It can be installed in steel or fiberglass panels. Door is 3-1/2". It's most common use is in the panels with a slight curvature like the quarter panels of most cars and trucks from the 1920's through cars of today. This part has a radius of 32 inches. The top is made of 18 gage mild steel. The spout is 2" o.d. and 3-3/4" long. Hinge is spring loaded to hold the door open and closed. Latch is spring loaded and magnetic. Part comes with spout, cap and pictured instructions.

     

  • Hagan Street Rods 90OVQ 90   Curve Series LH Hinge Fuel Door, Oval
    Hagan Street Rods 90OVQ 90 Curve Series LH Hinge Fuel Door, Oval
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    Now you can make that old gas tank filler neck and cap go away with this easy flush mount gas door kit. Just select the style that would best fit to the surface and choose the design of the gas door with the hinge mount on the left or right side. This has a fuel spout that is 2" OD to accept a 2" ID fuel hose of your choice. Fuel hose not included. Can be mounted in steel or fiberglass.

    910-90103
    Includes: housing, door, hinge, latch, gas cap, spout and install instructions. It can be installed in steel or fiberglass panels. Door is 3-1/2" x 4-3/4" oval. It's most common use is in the panels with a slight curvature like the quarter panels of most cars and trucks from the 1920's through cars of today. This part has a radius of 32 inches. The top is made of 18 gage mild steel. The spout is 2" o.d. and 3-3/4" long. Hinge is spring loaded to hold the door open and closed. Latch is spring loaded and magnetic. Part comes with spout, cap and pictured instructions.

     

  • Hagan Street Rods 90 SQ 90   Curve Series LH Hinge Fuel Door, Square
    Hagan Street Rods 90 SQ 90 Curve Series LH Hinge Fuel Door, Square
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    Now you can make that old gas tank filler neck and cap go away with this easy flush mount gas door kit. Just select the style that would best fit to the surface and choose the design of the gas door with the hinge mount on the left or right side. This has a fuel spout that is 2" OD to accept a 2" ID fuel hose of your choice. Fuel hose not included. Can be mounted in steel or fiberglass.

    910-90105

    Includes: housing, door, hinge, latch, gas cap, spout and install instructions. It can be installed in steel or fiberglass panels. Door is 3-1/2". It's most common use is in the panels with a slight curvature like the quarter panels of most cars and trucks from the 1920's through cars of today. This part has a radius of 32 inches. The top is made of 18 gage mild steel. The spout is 2" o.d. and 3-3/4" long. Hinge is spring loaded to hold the door open and closed. Latch is spring loaded and magnetic. Part comes with spout, cap and pictured instructions.

     

     

  • Model T Hex Radiator Cap, Chrome, Drilled
    Model T Hex Radiator Cap, Chrome, Drilled
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    Screws into the top of stock Model T filler necks or our repros. Drilled style accepts motor meters. Chrome.

    Learn more about cooling systems, how to choose the proper pressure cap, and how they work by reading our tech article. Cooling System Principles.  

  • Hagan Street Rods 90 SC 90 Degree Curve LH Hinge Square Fuel Door
    Hagan Street Rods 90 SC 90 Degree Curve LH Hinge Square Fuel Door
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    Now you can make that old gas tank filler neck and cap go away with this easy flush mount gas door kit. Just select the style that would best fit to the surface and choose the design of the gas door with the hinge mount on the left or right side. This has a fuel spout that is 2" OD to accept a 2" ID fuel hose of your choice. Fuel hose not included. Can be mounted in steel or fiberglass.

    • Includes housing, door, hinge, latch, gas cap, spout and install instructions
    • This part is a 7" radius
    • Door is 3-1/2" square
    • It's most common use is in the rear fender of cars and truck from around 1936 to the early 1950's
    • The top is made of 18 gage mild steel
    • The spout is 2" o.d. and 3-3/4" long
    • Hinge is spring loaded to hold the door open and closed
    • Latch is spring loaded and magnetic

     Fuel Door Curvature Template (PDF)

  • Hagan Street Rods 90 RC 90 Deg. Curve Series LH Hinge Round Fuel Door
    Hagan Street Rods 90 RC 90 Deg. Curve Series LH Hinge Round Fuel Door
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    Now you can make that old gas tank filler neck and cap go away with this easy flush mount gas door kit. Just select the style that would best fit to the surface and choose the design of the gas door with the hinge mount on the left or right side. This has a fuel spout that is 2" OD to accept a 2" ID fuel hose of your choice. Fuel hose not included. Can be mounted in steel or fiberglass.

    • Includes housing, door, hinge, latch, gas cap, spout and install instructions
    • This part is a 7" radius
    • Door is 3-1/2" round
    • It's most common use is in the rear fender of cars and truck from around 1936 to the early 1950's
    • The top is made of 18 gage mild steel
    • The spout is 2" o.d. and 3-3/4" long
    • Hinge is spring loaded to hold the door open and closed
    • Latch is spring loaded and magnetic

     

  • Hagan Street Rods 90 OVC 90 Deg. Curve Series LH Hinge Oval Fuel Door
    Hagan Street Rods 90 OVC 90 Deg. Curve Series LH Hinge Oval Fuel Door
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    Now you can make that old gas tank filler neck and cap go away with this easy flush mount gas door kit. Just select the style that would best fit to the surface and choose the design of the gas door with the hinge mount on the left or right side. This has a fuel spout that is 2" OD to accept a 2" ID fuel hose of your choice. Fuel hose not included. Can be mounted in steel or fiberglass.

    • Includes housing, door, hinge, latch, gas cap, spout and install instructions
    • This part is a 7" radius
    • Door is 4-3/4" x 3-1/2" oval
    • It's most common use is in the rear fender of cars and truck from around 1936 to the early 1950's
    • The top is made of 18 gage mild steel
    • The spout is 2" o.d. and 3-3/4" long
    • Hinge is spring loaded to hold the door open and closed
    • Latch is spring loaded and magnetic
  • Inline Fabricated Filler Neck, 1 1/2 Inch Hose
    Inline Fabricated Filler Neck, 1 1/2 Inch Hose
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    These 1-1/2" inline hose adaptors allow you to put either a radiator fill cap inline. Use with a bleeder valve to get all air out.

  • EMPI 17-2761 Billet Aluminum Gas Cap for Stainless Steel Tanks, Each
    EMPI 17-2761 Billet Aluminum Gas Cap for Stainless Steel Tanks, Each
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    These fuel tank caps are designed for use with EMPI's stainless gas tanks but will work great with nearly any style filler neck.  They feature billet aluminum construction and add a perfect shine to top off your fuel tank.

    • For EMPI stainless steel fuel tanks
    • Rigid edge design for a sure grip
    • Billet aluminum
    • Sold each
  • Replacement Twist-On Fuel Cell Cap
    Replacement Twist-On Fuel Cell Cap
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                Replacement fuel cell cap fits 4" necks like those on our Steel Can Fuel Cells, Polyethylene Fuel Cells, and on our 4" Filler Neck Kit 910-76505.
            
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