S197 Pipe Fitting Reducers

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Select Fitting End A

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1/2" NPT Male

3/8" NPT Male

1/4" NPT Male

16mm x 1.5 Male

15 products

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Department

Street

Application

Modern Muscle

Products

Straight Brass Pipe Bushing, 3/8 NPT to 1/8 NPT

Speedway Motors |

#6174057

Straight Brass Pipe Bushing, 3/8 NPT to 1/8 NPT

(4)

Fitting End A:

3/8" NPT Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$4.49

/each

-24%

Aluminum Pipe Bushing Reducer Fitting, 3/8 NPT to 1/8 NPT

Speedway Motors |

#6176157

Aluminum Pipe Bushing Reducer Fitting, 3/8 NPT to 1/8 NPT

(4)

Fitting End A:

3/8" NPT Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$6.49

/each

$8.61

Aluminum Pipe Bushing Reducer Fitting, 3/8 NPT to 1/4 NPT

Speedway Motors |

#6176156

Aluminum Pipe Bushing Reducer Fitting, 3/8 NPT to 1/4 NPT

(1)

Fitting End A:

3/8" NPT Male

Fitting End B:

1/4" NPT Female

Angle:

Straight

$9.99

/each

Aluminum Pipe Bushing Reducer Fitting, 1/2 NPT to 3/8 NPT

Speedway Motors |

#6176158

Aluminum Pipe Bushing Reducer Fitting, 1/2 NPT to 3/8 NPT

(4)

Fitting End A:

1/2" NPT Male

Fitting End B:

3/8" NPT Female

Angle:

Straight

$10.99

/each

Straight Brass Pipe Bushing, 1/2 NPT to 1/8 NPT

Speedway Motors |

#6174059

Straight Brass Pipe Bushing, 1/2 NPT to 1/8 NPT

(3)

Fitting End A:

1/2" NPT Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$5.49

/each

Exhaust Repair

Some basic info on the various exhaust options carried by Speedway Motors.

Quick Tip on Securing AN Fittings

Dick from Koul Tools shares a tip on how to properly seat the AN fittings using the Koul Tools device.

How to Install an LS1 Fuel Filter & Pressure Regulator

Learn how to install our new Deluxe LS Swap Fuel Filter/Regulator in five minutes for a cleaner look and fewer potential leak points!

How to Use an Oil Filter Cutter

Learn how to use Speedway Motors' Oil Filter Opener to open your filter and inspect how your the health of your motor.

Replacing Fuel Sending Unit

Learn how to replace a fuel sending unit. Our fuel gauge sending unit guide and installation video covers all you need to match your fuel sender and gauge.

Spin-on Oil Filter Adapter for Early Hemis

Tim M. has tried to stay true to the vintage route, but sometimes, exceptions must be made. For example, the original oiling system's paper element and canister are functional, but an upgraded system will be more reliable.

-7%

Earls |

#425AT991203ERL

Earls AT991203ERL Female 1/8 In x Male 3/8 In NPT Pipe Bushing Reducer

(1)

Fitting End A:

3/8" NPT Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$14.92

/each

$16.14

-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

-7%

Earls |

#425AT991204ERL

Earls AT991204ERL Female 3/8 In x Male 1/2 In NPT Pipe Bushing Reducer

Fitting End A:

1/2" NPT Male

Fitting End B:

3/8" NPT Female

Angle:

Straight

$16.43

/each

$17.78

-7%

Earls |

#425AT991202ERL

Earls AT991202ERL Female 1/4 In x Male 3/8 In NPT Pipe Bushing Reducer

Fitting End A:

3/8" NPT Male

Fitting End B:

1/4" NPT Female

Angle:

Straight

$16.43

/each

$17.78

-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

-7%

Earls |

#425AT991206ERL

Earls AT991206ERL Ano-Tuff Adapter 1/2 x 1/8 Inch NPT

Fitting End A:

1/2" NPT Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$20.89

/each

$22.60

AutoMeter |

#1822275

AutoMeter 2275 Temperature Sender Adapter Fitting, Brass, M16x1.5

(1)

Fitting End A:

16mm x 1.5 Male

Fitting End B:

5/8"-18

Angle:

Straight

$20.99

/each

-9%

Aeromotive |

#10915728

Aeromotive 15728 Bushing, 3/8 Inch NPT Male To 1/8 NPT Female

Fitting End A:

3/8" NPT Male

Fitting End B:

1/8" NPT Female

Material Type:

Aluminum

$11.18

/each

$12.30

-7%

Longacre |

#47546150

Longacre® 52-46150 1/2 in NPT WT manifold fitting

Fitting End A:

1/2" NPT Male

Fitting End B:

5/8"-18

Angle:

Straight

$11.99

/each

$12.99

-7%

Earls |

#425991205ERL

Earls 991205ERL 1/4 NPT Female to 1/2 In NPT Male Pipe Bushing Reducer

Fitting End A:

1/2" NPT Male

Fitting End B:

1/4" NPT Female

Angle:

Straight

$16.42

/each

$17.76

Showing all 15 results

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S197 Pipe Fitting Reducers

Fitting End A

Brand

Availability

Discounts

Price

Customer Rating

Products

Straight Brass Pipe Bushing, 3/8 NPT to 1/8 NPT

Aluminum Pipe Bushing Reducer Fitting, 3/8 NPT to 1/8 NPT

Aluminum Pipe Bushing Reducer Fitting, 3/8 NPT to 1/4 NPT

Aluminum Pipe Bushing Reducer Fitting, 1/2 NPT to 3/8 NPT

Straight Brass Pipe Bushing, 1/2 NPT to 1/8 NPT

Related Articles

Earls AT991203ERL Female 1/8 In x Male 3/8 In NPT Pipe Bushing Reducer

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

Earls AT991204ERL Female 3/8 In x Male 1/2 In NPT Pipe Bushing Reducer

Earls AT991202ERL Female 1/4 In x Male 3/8 In NPT Pipe Bushing Reducer

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

Earls AT991206ERL Ano-Tuff Adapter 1/2 x 1/8 Inch NPT

AutoMeter 2275 Temperature Sender Adapter Fitting, Brass, M16x1.5

Aeromotive 15728 Bushing, 3/8 Inch NPT Male To 1/8 NPT Female

Longacre® 52-46150 1/2 in NPT WT manifold fitting

Earls 991205ERL 1/4 NPT Female to 1/2 In NPT Male Pipe Bushing Reducer

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