Dodge B-4 Radiators and Components

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Nickel Straight to Aluminum Pipe Adapter Fitting -8 AN to 3/8 Inch NPT

Speedway Motors |

#61760480

Nickel Straight to Aluminum Pipe Adapter Fitting -8 AN to 3/8 Inch NPT

(1)

Fitting End A:

-8 AN Male

Fitting End B:

3/8" NPT Male

Angle:

Straight

$11.99

/each

Nickel Straight to Aluminum Pipe Adapter Fitting -8 AN to 1/2 Inch NPT

Speedway Motors |

#61760490

Nickel Straight to Aluminum Pipe Adapter Fitting -8 AN to 1/2 Inch NPT

(1)

Fitting End A:

-8 AN Male

Fitting End B:

1/2" NPT Male

Angle:

Straight

$11.49

/each

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 1/2 In NPT

Speedway Motors |

#61760520

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 1/2 In NPT

Fitting End A:

-12 AN Male

Fitting End B:

1/2" NPT Male

Angle:

Straight

$15.99

/each

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 3/4 In NPT

Speedway Motors |

#61760510

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 3/4 In NPT

Fitting End A:

-12 AN Male

Fitting End B:

3/4" NPT Male

Angle:

Straight

$19.99

/each

45 Degree Flare Adaptor, AN4 to 1/8 Inch NPT

Speedway Motors |

#6176094

45 Degree Flare Adaptor, AN4 to 1/8 Inch NPT

(1)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Angle:

45 degree

$10.99

/each

Car Cooling System Components

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.

How To Choose A Radiator For Your Car

Learn how to choose the best radiator for your vehicle. Our guide covers key factors to consider when selecting an aftermarket radiator for your hot rod, muscle car, or classic pickup.

New Product Spotlight - 4th Quarter 2025 - Parts to Fuel Your Passion

Speedway Motors, a manufacturer, retailer and distributor of high-quality automotive parts and racing products, announced today new products now available on their website.

454 Big Block Chevy Radiator Install

How to maintain coolant temperature for a Big Block Chevy engine. Installation instructions for a double pass radiator and electric fan in a 1954 Chevy Bel Air.

Cooling a '46 Ford Sedan

In this Tech Tip, John offers some guidance to a customer looking to cool his 1946 Ford Sedan.

Installing Radiator Support Rods

We all need a little help from time to time. In this case, we had a grill shell on a 1946 Chevrolet Truck that could use some stiffening. Ride along as Heath installs support rods and rod brackets.

Upgrading the Cooling System for a Small Block Chevy

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

45 Degree Flare Adaptor, AN6 to 1/4 Inch NPT

Speedway Motors |

#6176095

45 Degree Flare Adaptor, AN6 to 1/4 Inch NPT

(1)

Fitting End A:

-6 AN Male

Fitting End B:

1/4" NPT Male

Angle:

45 degree

$13.99

/each

-45%

45 Degree Flare Adaptor, AN10 to 1/2 Inch NPT

Speedway Motors |

#6176097

45 Degree Flare Adaptor, AN10 to 1/2 Inch NPT

Fitting End A:

-10 AN Male

Fitting End B:

1/2" NPT Male

Angle:

45 degree

$13.49

/each

$24.89

90 Degree Flare Adaptor, AN4 to 1/8 Inch NPT

Speedway Motors |

#6176080

90 Degree Flare Adaptor, AN4 to 1/8 Inch NPT

(3)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$15.99

/each

Aluminum Female Pipe Coupler Fitting, 1/8 Inch NPT, Blue Anodized

Speedway Motors |

#6176144

Aluminum Female Pipe Coupler Fitting, 1/8 Inch NPT, Blue Anodized

(2)

Fitting End A:

1/8" NPT Female

Fitting End B:

1/8" NPT Female

Angle:

Straight

$5.99

/each

-7%

Aluminum Female Pipe Coupler Fitting, 1/4 Inch NPT, Blue Anodized

Speedway Motors |

#6176145

Aluminum Female Pipe Coupler Fitting, 1/4 Inch NPT, Blue Anodized

Fitting End A:

1/4" NPT Female

Fitting End B:

1/4" NPT Female

Angle:

Straight

$9.59

/each

$10.37

-7%

Aluminum Female Pipe Coupler Fitting, 3/8 Inch NPT, Blue Anodized

Speedway Motors |

#6176146

Aluminum Female Pipe Coupler Fitting, 3/8 Inch NPT, Blue Anodized

(1)

Fitting End A:

3/8" NPT Female

Fitting End B:

3/8" NPT Female

Angle:

Straight

$12.49

/each

$13.45

-53%

Aluminum Pipe Bushing Reducer Fitting, 1/4 NPT to 1/8 NPT

Aeroquip |

#6176155

Aluminum Pipe Bushing Reducer Fitting, 1/4 NPT to 1/8 NPT

Fitting End A:

1/4" NPT Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$7.69

/each

$16.63

-44%

Aluminum Pipe Bushing Reducer Fitting, 1/2 NPT to 1/8 NPT

Speedway Motors |

#6176160

Aluminum Pipe Bushing Reducer Fitting, 1/2 NPT to 1/8 NPT

Fitting End A:

1/2" NPT Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$6.19

/each

$11.21

-54%

Aeroquip |

#6176171

Aluminum Female Pipe Tee, 1/8 Inch

(4)

Fitting End A:

1/8" NPT Female

Fitting End B:

1/8" NPT Female

Fitting End C:

1/8" NPT Female

$20.99

/each

$46.40

90 Degree Flare Adaptor, AN6 to 3/8 Inch NPT

Speedway Motors |

#6176084

90 Degree Flare Adaptor, AN6 to 3/8 Inch NPT

(9)

Fitting End A:

-6 AN Male

Fitting End B:

3/8" NPT Male

Angle:

90 degree

$15.99

/each

90 Degree Flare Adaptor, AN8 to 1/2 Inch NPT

Speedway Motors |

#6176087

90 Degree Flare Adaptor, AN8 to 1/2 Inch NPT

(2)

Fitting End A:

-8 AN Male

Fitting End B:

1/2" NPT Male

Angle:

90 degree

$29.99

/each

Gates |

#39532919

Gates 32919 Power Grip Hose Clamp, 11/16 Inch - 13/16 Inch OD

(3)

Style:

Heat-Shrink

Material Type:

Thermoplastic

Color:

Black

$5.19

/each

Gates |

#39532922

Gates 32922 Power Grip Hose Clamp, 13/16 Inch - 15/16 Inch OD

(1)

Style:

Heat-Shrink

Material Type:

Thermoplastic

Color:

Black

$11.99

/each

Speedway Motors |

#91015049

3.5 Inch Hose Clamps-2pk

(4)

Style:

Worm Gear

Material Type:

Stainless Steel

Color:

Natural

$3.49

/bag

Black Straight -12 AN Flare to 3/4 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760511

Black Straight -12 AN Flare to 3/4 Inch NPT Pipe Adapter Fitting

(1)

Fitting End A:

-12 AN Male

Fitting End B:

3/4" NPT Male

Angle:

Straight

$18.49

/each

Speedway Motors |

#91015760

Quick Tight Hose Clamp, 3/4 - 1 Inch

(1)

Style:

Worm Gear

Material Type:

Stainless Steel

Color:

Natural

$3.09

/each

Polished Radiator Coolant Overflow Expansion Tank, 3 x 10 In.

Speedway Motors |

#91102210

Polished Radiator Coolant Overflow Expansion Tank, 3 x 10 In.

(81)

Capacity:

35.00 fl. oz.

Overall Diameter:

Material Type:

Stainless Steel

$61.99

/each

Straight Socketless Push-On Fitting, 30 Degree Taper, -8 AN to 1/2 NPT

Aeroquip |

#1061203

Straight Socketless Push-On Fitting, 30 Degree Taper, -8 AN to 1/2 NPT

Fitting End A:

1/2" Hose barb

Fitting End B:

1/2" NPT Male

Angle:

Straight

$6.99

/each

Straight Socketless Push-On Fitting, 30 Degree Taper, -10 AN - 1/2 NPT

Aeroquip |

#1061204

Straight Socketless Push-On Fitting, 30 Degree Taper, -10 AN - 1/2 NPT

(1)

Fitting End A:

5/8" Hose barb

Fitting End B:

1/2" NPT Male

Angle:

Straight

$8.59

/each

Speedway Motors |

#6171306

Steel 1/8 Inch NPT Male Pipe Nipple

(7)

Fitting End A:

1/8" NPT Male

Fitting End B:

1/8" NPT Male

Angle:

Straight

$4.49

/each

Threaded Aluminum Weld Bung Fitting, 1 Inch NPT Female

Speedway Motors |

#6176808

Threaded Aluminum Weld Bung Fitting, 1 Inch NPT Female

Thread Pitch:

1" NPT Female

Material Type:

Aluminum

Finish:

Natural

$17.49

/each

Black Straight -3 AN Flare to 1/8 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760411

Black Straight -3 AN Flare to 1/8 Inch NPT Pipe Adapter Fitting

(1)

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

Straight

$9.99

/each

Steel 45 Degree -3 AN to 1/8 NPT Male Adapter Fitting

Speedway Motors |

#6174293

Steel 45 Degree -3 AN to 1/8 NPT Male Adapter Fitting

(10)

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

45 degree

$9.49

/each

Speedway Motors |

#6171300

Steel Female 1/8 Inch NPT Tee Fitting

(3)

Fitting End A:

1/8" NPT Female

Fitting End B:

1/8" NPT Female

Fitting End C:

1/8" NPT Female

$13.49

/each

Black 90 Degree -4 AN Flare to 1/4 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760811

Black 90 Degree -4 AN Flare to 1/4 Inch NPT Pipe Adapter Fitting

Fitting End A:

-4 AN Male

Fitting End B:

1/4" NPT Male

Angle:

90 degree

$14.99

/each

AFCO |

#10685259

AFCO 85259 Brass Gauge Fitting Adapter, 1/8 Inch Female Pipe to -4 AN

(1)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$9.99

/each

-15%

AFCO |

#10680154BK

AFCO 80154BK Billet Radiator Filler Neck

(1)

$37.99

/each

$44.99

AFCO |

#10680128X8

AFCO 80128X8 Weld-on Male Fitting, -12 AN

AN Size:

-12 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$21.99

/each

AFCO |

#10680128X20

AFCO 80128X20 Weld-on Male Fitting, -20 AN

AN Size:

-20 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$22.99

/each

3/8 NPT Male to 5/16 Inch Hose Barb Adapters

Speedway Motors |

#91011774

3/8 NPT Male to 5/16 Inch Hose Barb Adapters

(9)

Fitting End A:

5/16" Hose barb

Fitting End B:

3/8" NPT Male

Angle:

Straight

$11.99

/pair

Polished Radiator Coolant Overflow Expansion Tank, 2 x 19 In.

Speedway Motors |

#91102219

Polished Radiator Coolant Overflow Expansion Tank, 2 x 19 In.

(4)

Capacity:

28 fl. oz.

Overall Diameter:

Material Type:

Stainless Steel

$60.99

/each

Showing 1 - 72 of 563 results

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Dodge B-4 Radiators and Components

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Price

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Products

Nickel Straight to Aluminum Pipe Adapter Fitting -8 AN to 3/8 Inch NPT

Nickel Straight to Aluminum Pipe Adapter Fitting -8 AN to 1/2 Inch NPT

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 1/2 In NPT

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 3/4 In NPT

45 Degree Flare Adaptor, AN4 to 1/8 Inch NPT

Related Articles

45 Degree Flare Adaptor, AN6 to 1/4 Inch NPT

45 Degree Flare Adaptor, AN10 to 1/2 Inch NPT

90 Degree Flare Adaptor, AN4 to 1/8 Inch NPT

Aluminum Female Pipe Coupler Fitting, 1/8 Inch NPT, Blue Anodized

Aluminum Female Pipe Coupler Fitting, 1/4 Inch NPT, Blue Anodized

Aluminum Female Pipe Coupler Fitting, 3/8 Inch NPT, Blue Anodized

Aluminum Pipe Bushing Reducer Fitting, 1/4 NPT to 1/8 NPT

Aluminum Pipe Bushing Reducer Fitting, 1/2 NPT to 1/8 NPT

Aluminum Female Pipe Tee, 1/8 Inch

90 Degree Flare Adaptor, AN6 to 3/8 Inch NPT

90 Degree Flare Adaptor, AN8 to 1/2 Inch NPT

Gates 32919 Power Grip Hose Clamp, 11/16 Inch - 13/16 Inch OD

Gates 32922 Power Grip Hose Clamp, 13/16 Inch - 15/16 Inch OD

3.5 Inch Hose Clamps-2pk

Black Straight -12 AN Flare to 3/4 Inch NPT Pipe Adapter Fitting

Quick Tight Hose Clamp, 3/4 - 1 Inch

Polished Radiator Coolant Overflow Expansion Tank, 3 x 10 In.

Straight Socketless Push-On Fitting, 30 Degree Taper, -8 AN to 1/2 NPT

Straight Socketless Push-On Fitting, 30 Degree Taper, -10 AN - 1/2 NPT

Steel 1/8 Inch NPT Male Pipe Nipple

Threaded Aluminum Weld Bung Fitting, 1 Inch NPT Female

Black Straight -3 AN Flare to 1/8 Inch NPT Pipe Adapter Fitting

Steel 45 Degree -3 AN to 1/8 NPT Male Adapter Fitting

Steel Female 1/8 Inch NPT Tee Fitting

Black 90 Degree -4 AN Flare to 1/4 Inch NPT Pipe Adapter Fitting

AFCO 85259 Brass Gauge Fitting Adapter, 1/8 Inch Female Pipe to -4 AN

AFCO 80154BK Billet Radiator Filler Neck

AFCO 80128X8 Weld-on Male Fitting, -12 AN

AFCO 80128X20 Weld-on Male Fitting, -20 AN

3/8 NPT Male to 5/16 Inch Hose Barb Adapters

Polished Radiator Coolant Overflow Expansion Tank, 2 x 19 In.