1975 Dodge D300 Engine Parts

5,816 products fit your

1975 Dodge D300

Add Engine

Show Direct Fit Parts

5,816 products

Sort By:

Clear All

Fitment

1975 Dodge D300

Products

Outerwears |

#564444T

Outerwears Air Cleaner Pre Filter - 14 Inch x 4 Inch

(10)

Overall Diameter:

14"

Sold in Quantity:

Each

$34.60

/each

-22%

Money Saver Alternator Dress Up Kit, GM External Regulator

Tuff Stuff |

#91067162

Money Saver Alternator Dress Up Kit, GM External Regulator

(2)

GTIN Code:

698252005180

$74.99

/set

$96.74

Aluminum Lower Pulley Screw Kit, Coarse Thread

Speedway Motors |

#91015442

Aluminum Lower Pulley Screw Kit, Coarse Thread

(4)

$7.29

/set

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

Holley |

#427122

Holley Main Jets

(27)

Material Type:

Brass

Sold in Quantity:

Pair

as low as

$14.87

/pair

NASCAR Engines Through the Years

In honor of NASCAR's 75th anniversary, we're taking a look at a few remarkable engines that have powered our favorite racers to victory through the years.

1946 Ford Sedan Delivery Engine Detail

Speedway Motors Product Manager Jeff K. talks about how to really make your engine bay stand out from the crowd with just a little patience, and some Speedway products.

Historic Indy Engines

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Byron's 1975 Chevy Vega

It's not every day that you see a wild, IMSA inspired, 550 horsepower Vega. Byron Burnham went way outside the box with this one, and we love it.

On the Dyno at Speedway Motors Racing Engines

The dyno at the Speedway Motors Racing Engine shop is always humming. We set up a camera in the cell to catch a few of the engines that have passed through the door recently.

1967 Firebird Engine Refurbish

Follow this restoration guide as Josh breathes new life back into his Pontiac engine.

55 Chevy Engine Build

Derek kicks off his 55 Chevy rebuild with a fresh small block.

Centering a 525 Steering Gear

Steve takes us along as he centers the 525 manual steering gear he is using for his Laguna.

Selecting Axles for a 1931 Model A

In this Tech Tip, John answers a customer question about finding the right axle length for his 1931 Model A.

Black 90 Degree -3 AN Flare to 1/8 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760791

Black 90 Degree -3 AN Flare to 1/8 Inch NPT Pipe Adapter Fitting

(4)

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$18.49

/each

K&N 58-1191 Velocity Stack Air Filter Assembly, 5in Tall, Red, Round

K&N |

#465581191

K&N 58-1191 Velocity Stack Air Filter Assembly, 5in Tall, Red, Round

(11)

Sold in Quantity:

Each

Filter Color:

Red

$146.99

/each

K&N 61-2000 Flow Control Filter Assembly, 14 x 4.0, Holley 2-Barrel

K&N |

#465612000

K&N 61-2000 Flow Control Filter Assembly, 14 x 4.0, Holley 2-Barrel

(4)

Overall Diameter:

14"

Filter Material:

Reusable Cotton Gauze

$346.99

/each

Lisle |

#21238350

Lisle Corporation 38350 Exhaust Rubber Hanger Removal Pliers

(1)

Sold in Quantity:

Each

Material Type:

Steel

$24.99

/each

$109 Off

Holley |

#4254779

Holley 0-4779C 4150 Double Pumper 750 CFM 4 Barrel Carb, Manual Choke

(2)

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$870.95

/each

$979.95

Longacre |

#47545243

Longacre® 52-45243 Caliper Fitting - 1/8 NPT x -3 AN Straight

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

Straight

$9.19

/each

Speedway Motors |

#1351484

Lynx Styled Air Cleaner

(6)

Shape:

Triangular

Material Type:

Steel

$26.99

/each

Aluminum Flare Reducer Adapter, Black, -8 AN to -12 AN

Speedway Motors |

#61761811

Aluminum Flare Reducer Adapter, Black, -8 AN to -12 AN

Angle:

Straight

Fitting End A:

-8 AN Male

Fitting End B:

-12 AN Male

$15.99

/each

Holley |

#42512842

Holley 12-842 HP Billet Carbureted By-Pass Fuel Pressure Regulator

(1)

Regulator Style:

Bypass

Material Type:

Aluminum

$199.95

/each

Speedway Motors |

#5601097

3-Bolt Carb Pad Cover

(1)

$13.49

/each

Speedway Motors |

#91011549

Nitrophyl Float for 97 Carb

(4)

Material Type:

Nitrophyl

Sold in Quantity:

Each

$20.49

/each

$130 Off

Aeroquip |

#61710191

Aeroquip FBM4435 Black Hose End Coupler Fitting 90 Degree Angle -12 AN

Fitting Hose Size:

-12 AN

Fitting End A:

-12 AN Female

Fitting End B:

-12 AN Hose

$46.99

/each

$177.35

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 |

#91381101

Single Gauge 100 PSI Leakdown Tester

(1)

Sold in Quantity:

Each

Hardware Included:

$55.99

/each

-76%

Speedway Motors |

#92511904

Cobra Style Single Quad Air Cleaners

(9)

Shape:

Oval

Material Type:

Aluminum

Sold in Quantity:

Each

$28.72

/each

$123.99

Male Steel 37 Degree AN Flare Weld Bung Fitting, -16 AN

Speedway Motors |

#6177116

Male Steel 37 Degree AN Flare Weld Bung Fitting, -16 AN

AN Size:

-16 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$12.99

/each

Black 45 Degree -10 AN Flare to 1/2 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760971

Black 45 Degree -10 AN Flare to 1/2 Inch NPT Pipe Adapter Fitting

Fitting End A:

-10 AN Male

Fitting End B:

1/2" NPT Male

Angle:

45 degree

$19.99

/each

Black 90 Degree -10 AN Flare to 1/2 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760881

Black 90 Degree -10 AN Flare to 1/2 Inch NPT Pipe Adapter Fitting

(2)

Fitting End A:

-10 AN Male

Fitting End B:

1/2" NPT Male

Angle:

90 degree

$20.99

/each

Aluminum Tee Flare Adapter Fitting, Black, -12 AN

Speedway Motors |

#61761051

Aluminum Tee Flare Adapter Fitting, Black, -12 AN

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Male

Fitting End C:

-12 AN Male

$26.99

/each

Edmunds Custom Air Cleaner, Oval, 2-5/8 Inch Neck

Speedway Motors |

#91011056

Edmunds Custom Air Cleaner, Oval, 2-5/8 Inch Neck

(1)

Shape:

Oval

Overall Diameter:

7.25"

$148.99

/each

-32%

Aluminum Flare to Pipe Tee Adapter Fitting, -6 AN to 1/4 Inch NPT

Speedway Motors |

#6176108

Aluminum Flare to Pipe Tee Adapter Fitting, -6 AN to 1/4 Inch NPT

(2)

Fitting End A:

-6 AN Male

Fitting End B:

1/4" NPT Male

Fitting End C:

-6 AN Male

$11.49

/each

$16.91

Russell |

#6177036

Russell 670360 Fuel Pressure Takeoff Fitting -10 AN Male to Female 1/8

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Male

Fitting End C:

1/8" NPT Female

$24.95

/each

Speedway Motors |

#6176191

Aluminum Bulkhead Jam Nut, Blue, -10 AN

AN Size:

-10 AN

Material Type:

Aluminum

Finish:

Anodized

$5.99

/each

Speedway Motors |

#6176192

Aluminum Bulkhead Jam Nut, Blue, -12 AN

(2)

AN Size:

-12 AN

Material Type:

Aluminum

Finish:

Anodized

$5.99

/each

-62%

Aeroquip |

#6172014

Aeroquip FBM1101 Straight High Pressure -4 AN TFE Hose End

(3)

Fitting Hose Size:

-4 AN

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Hose

$11.49

/each

$30.66

-60%

Aeroquip |

#6172015

Aeroquip FBM1110 45 Degree High Pressure -3 AN TFE Hose End

Fitting Hose Size:

-3 AN

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Hose

$24.99

/each

$62.87

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

Hex Head -4 AN ORB Plug O-Ring Seal Port Fitting, Black

Speedway Motors |

#61760261

Hex Head -4 AN ORB Plug O-Ring Seal Port Fitting, Black

Fitting End A:

-4 AN O-ring

Fitting Attachment 1:

Male AN

Material Type:

Aluminum

$7.99

/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

Aluminum Tee Flare Adapter Fitting, Black, -4 AN

Speedway Motors |

#61761000

Aluminum Tee Flare Adapter Fitting, Black, -4 AN

(1)

Fitting End A:

-4 AN Male

Fitting End B:

-4 AN Male

Fitting End C:

-4 AN Male

$10.99

/each

Showing 1 - 72 of 5,816 results

Shop Feedback:

Did you find what you are looking for?

1975 Dodge D300 Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Outerwears Air Cleaner Pre Filter - 14 Inch x 4 Inch

Money Saver Alternator Dress Up Kit, GM External Regulator

Aluminum Lower Pulley Screw Kit, Coarse Thread

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

Holley Main Jets

Related Articles

Black 90 Degree -3 AN Flare to 1/8 Inch NPT Pipe Adapter Fitting

K&N 58-1191 Velocity Stack Air Filter Assembly, 5in Tall, Red, Round

K&N 61-2000 Flow Control Filter Assembly, 14 x 4.0, Holley 2-Barrel

Lisle Corporation 38350 Exhaust Rubber Hanger Removal Pliers

Holley 0-4779C 4150 Double Pumper 750 CFM 4 Barrel Carb, Manual Choke

Longacre® 52-45243 Caliper Fitting - 1/8 NPT x -3 AN Straight

Lynx Styled Air Cleaner

Aluminum Flare Reducer Adapter, Black, -8 AN to -12 AN

Holley 12-842 HP Billet Carbureted By-Pass Fuel Pressure Regulator

3-Bolt Carb Pad Cover

Nitrophyl Float for 97 Carb

Aeroquip FBM4435 Black Hose End Coupler Fitting 90 Degree Angle -12 AN

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

Single Gauge 100 PSI Leakdown Tester

Cobra Style Single Quad Air Cleaners

Male Steel 37 Degree AN Flare Weld Bung Fitting, -16 AN

Black 45 Degree -10 AN Flare to 1/2 Inch NPT Pipe Adapter Fitting

Black 90 Degree -10 AN Flare to 1/2 Inch NPT Pipe Adapter Fitting

Aluminum Tee Flare Adapter Fitting, Black, -12 AN

Edmunds Custom Air Cleaner, Oval, 2-5/8 Inch Neck

Aluminum Flare to Pipe Tee Adapter Fitting, -6 AN to 1/4 Inch NPT

Russell 670360 Fuel Pressure Takeoff Fitting -10 AN Male to Female 1/8

Aluminum Bulkhead Jam Nut, Blue, -10 AN

Aluminum Bulkhead Jam Nut, Blue, -12 AN

Aeroquip FBM1101 Straight High Pressure -4 AN TFE Hose End

Aeroquip FBM1110 45 Degree High Pressure -3 AN TFE Hose End

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

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

Hex Head -4 AN ORB Plug O-Ring Seal Port Fitting, Black

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

Aluminum Tee Flare Adapter Fitting, Black, -4 AN