Dodge D300 Engine Parts

Get an exact fit for your

Dodge D300

Year

Choose Year

Year

Make

Choose Make

Make

Model

Choose Model

Model

5,815 products

Sort By:

Clear All

Fitment

Dodge D300

Products

$207 Off

Aeroquip |

#6171024

Aeroquip FBM4044 120 Hose End Coupler Fitting, Blue/Red, -10 AN

Garage Sale Type:

Discontinued

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

$25.74

/each

$233.00

$217 Off

Aeroquip |

#6171026

Aeroquip FBM4062 Hose End Coupler Fitting, 180 Degree, Blue/Red, -6 AN

(2)

Garage Sale Type:

Discontinued

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

$32.83

/each

$250.00

Goodridge |

#6174072

Goodridge GA-904 90 Degree Gauge Fitting -4 AN Male to 1/8 NPT Fem

(1)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Female

Angle:

90 degree

$12.49

/each

Chrome 90 Adapter Fitting, 3/8 Inch Hose to 1/8 NPT

Speedway Motors |

#91611055

Chrome 90 Adapter Fitting, 3/8 Inch Hose to 1/8 NPT

(1)

Fitting End A:

3/8" Hose barb

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$8.99

/each

Proform |

#58667100

Proform 67100C 650-800 CFM Holley Carburetor Main Body

(2)

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

No Choke

$158.95

/each

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.

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.

Ford 302 Build Combinations: Recipes for 300-500+ HP

Ford’s 302ci small block V8 is one of Ford’s best engine designs and is capable of great power with the right parts

Ford 302 Crate Engine Tech Talk

Darrian recently purchased a 302 Ford BluePrint Crate Engine for his 1962 Comet. Learn more as he walks you through what is included in the kit, it's out-of-the-box assembly and the performance metrics of the engine.

SBC 350 Build Combinations: Recipes for 300-600+ HP

The small block Chevy is still a great option for your muscle car, hot rod, or classic truck, just follow our build lists

Speedway Motors |

#91281032

Industrial Tap, 3/8 Inch-24 SAE

(4)

Thread Pitch:

3/8"-24

Drill Bit Included:

Material Type:

Steel

$21.99

/each

-70%

Aeroquip |

#6174211

Aeroquip FBM4211 Starlite Crimp Fitting, Straight, -4 AN

Fitting Hose Size:

-4 AN

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Hose

$20.99

/each

$72.05

-67%

Aeroquip |

#6174212

Aeroquip FBM4212 Starlite Crimp Fitting, Straight, -6 AN

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$17.49

/each

$53.34

-66%

Aeroquip |

#6174214

Aeroquip FBM4214 Starlite Crimp Fitting, Straight, -10 AN

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$25.99

/each

$76.79

-76%

Speedway Replacement Nitrile O-Rings for -16 AN Fittings, Pack/10

Speedway Motors |

#6173497

Speedway Replacement Nitrile O-Rings for -16 AN Fittings, Pack/10

Garage Sale Type:

Discontinued

AN Size:

-16 AN

Material Type:

Nitrile Rubber Composite

$1.16

/bag

$4.99

-93%

Speedway Replacement EPR2 O-Rings for -4 AN Fittings, Pack/5

Speedway Motors |

#6173463

Speedway Replacement EPR2 O-Rings for -4 AN Fittings, Pack/5

Garage Sale Type:

Discontinued

AN Size:

-4 AN

Material Type:

Rubber

$0.81

/bag

$12.42

Performance Tool |

#91089637

Performance Tool W87020 Power Steering Pump Pulley Remover

(3)

Material Type:

Steel

Color:

Black

Finish:

Black Oxide

$16.99

/each

Straight High-Flow O-Ring -8 AN Hose to -8 AN Port Fitting

Speedway Motors |

#6177013

Straight High-Flow O-Ring -8 AN Hose to -8 AN Port Fitting

(1)

Fitting End A:

-8 AN Male

Fitting End B:

-8 AN Male o-ring

Angle:

Straight

$13.99

/each

Straight High-Flow O-Ring -8 AN Hose to -10 AN Port Fitting

Speedway Motors |

#6177014

Straight High-Flow O-Ring -8 AN Hose to -10 AN Port Fitting

(2)

Fitting End A:

-8 AN Male

Fitting End B:

-10 AN Male O-ring

Angle:

Straight

$17.99

/each

Straight High-Flow O-Ring -10 AN Hose to -8 AN Port Fitting

Speedway Motors |

#6177015

Straight High-Flow O-Ring -10 AN Hose to -8 AN Port Fitting

Fitting End A:

-10 AN Male

Fitting End B:

-8 AN Male o-ring

Angle:

Straight

$19.49

/each

-56%

Straight High-Flow O-Ring -12 AN Hose to -10 AN Port Fitting

Speedway Motors |

#6177018

Straight High-Flow O-Ring -12 AN Hose to -10 AN Port Fitting

Garage Sale Type:

Discontinued

Fitting End A:

-12 AN Male

Fitting End B:

-10 AN Male O-ring

$11.47

/each

$26.46

-33%

Straight High-Flow O-Ring -12 AN Hose to -12 AN Port Fitting

Speedway Motors |

#6177019

Straight High-Flow O-Ring -12 AN Hose to -12 AN Port Fitting

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Male O-ring

Angle:

Straight

$25.99

/each

$38.92

Goodridge |

#6177024

Goodridge AN921-06D 90 Deg High-Flow O-Ring -6 AN Hose to Port Fitting

(1)

Fitting End A:

-6 AN Male

Fitting End B:

-6 AN Male o-ring

Angle:

90 degree

$23.99

/each

Inline Fuel Pressure Adapter, -6 AN to -6 AN w/ 1/8Inch NPT, Blue

Speedway Motors |

#6177000

Inline Fuel Pressure Adapter, -6 AN to -6 AN w/ 1/8Inch NPT, Blue

(3)

Fitting End A:

-6 AN Male

Fitting End B:

-6 AN Male

Fitting End C:

1/8" NPT Female

$10.49

/each

-50%

Inline Fuel Pressure Adapter, -8 AN to -8 AN w/ 1/8Inch NPT, Blue

Speedway Motors |

#6177001

Inline Fuel Pressure Adapter, -8 AN to -8 AN w/ 1/8Inch NPT, Blue

Fitting End A:

-8 AN Male

Fitting End B:

-8 AN Male

Fitting End C:

1/8" NPT Female

$9.99

/each

$20.16

Chrome Air Cleaner with Washable Filter, 14 x 5 Inch

Speedway Motors |

#91011059

Chrome Air Cleaner with Washable Filter, 14 x 5 Inch

(7)

Shape:

Round

Overall Diameter:

14"

$66.99

/each

Chrome Deep Dish Performance Air Cleaner, 14 x 3 Inch, 4 Barrel Carb.

Speedway Motors |

#2401186

Chrome Deep Dish Performance Air Cleaner, 14 x 3 Inch, 4 Barrel Carb.

(28)

Shape:

Round

Overall Diameter:

14"

$45.99

/each

-7%

Hooker 2301HKR Block Hugger Headers for ZZ4 Crate Motor, Ceramic Coat

Hooker Headers |

#9302300H

Hooker 2301HKR Block Hugger Headers for ZZ4 Crate Motor, Ceramic Coat

Header Tube Type:

Block Hugger

Exhaust Port Shape:

D-port

Flange Style:

Standard

$727.95

/pair

$787.95

Edelbrock |

#3251413

Edelbrock 1413 Performer 4 Barrel Carburetor, 800 CFM, Electric Choke

(2)

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$597.95

/each

Holley |

#427121

Holley Carb Accelerator Pump Discharge Nozzles All Squirter Sizes

(6)

Sold in Quantity:

Pair

$25.74

Speedway Motors |

#94081100

Engine Rotator Handle

(1)

Material Type:

Aluminum

Finish:

Anodized

Color:

Black

$153.99

/each

-69%

Aeroquip |

#6172042

Aeroquip FBM1122 90 Degree High Pressure -6 AN TFE Hose End

(4)

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$25.99

/each

$86.58

Rochester 2G Extended Primary Carb Shaft

Speedway Motors |

#91011593

Rochester 2G Extended Primary Carb Shaft

(7)

Overall Length:

Overall Diameter:

.311"

Material Type:

Brass

$18.49

/each

401-425 Nailhead Buick Weld-In Motor Mounts

Speedway Motors |

#7204502

401-425 Nailhead Buick Weld-In Motor Mounts

(1)

Attachment Style:

Bolt-on

Mount Material:

Steel

Bushing Material:

Polyurethane

$125.99

/pair

Aluminum -10 AN Flare Fitting Cap, Blue Anodized

Speedway Motors |

#6176198

Aluminum -10 AN Flare Fitting Cap, Blue Anodized

(2)

Material Type:

Aluminum

Color:

Blue

$8.99

/each

9 Super 7® Carburetor Replacement Nylon Jet Gaskets

Speedway Motors |

#91011542

9 Super 7® Carburetor Replacement Nylon Jet Gaskets

(7)

Sold in Quantity:

Pair

$6.49

/pair

Speedway 2004-2008 Vortec V8 Wiring Harness

Speedway Motors |

#91004080

Speedway 2004-2008 Vortec V8 Wiring Harness

Sold in Quantity:

Each

$744.99

/each

Speedway GM Engine Wiring Harness, 1999-02 LS1

Speedway Motors |

#91099021

Speedway GM Engine Wiring Harness, 1999-02 LS1

(1)

Sold in Quantity:

Each

$675.99

/each

Speedway 2004-2008 Vortec V8 Wiring Harness, Extended

Speedway Motors |

#91004084

Speedway 2004-2008 Vortec V8 Wiring Harness, Extended

Type:

Engine wiring harness, extended length for 2004-2008 Vortec V8 with electronic throttle body

Sold in Quantity:

Each

$707.99

/each

-20%

Steel -10 AN Fitting for Aeroquip FC300 High Pressure Hose, Straight

Speedway Motors |

#1061306

Steel -10 AN Fitting for Aeroquip FC300 High Pressure Hose, Straight

(2)

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$17.99

/each

$22.76

-54%

Fragola |

#6171007

Fragola 100120 Straight Full Flow Hose End, -20 AN

(1)

Fitting Hose Size:

-20 AN

Fitting End A:

-20 AN Female

Fitting End B:

-20 AN Hose

$37.99

/each

$82.91

Showing 1 - 720 of 5,815 results

Shop Feedback:

Did you find what you are looking for?

Dodge D300 Engine Parts

Year

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Aeroquip FBM4044 120 Hose End Coupler Fitting, Blue/Red, -10 AN

Aeroquip FBM4062 Hose End Coupler Fitting, 180 Degree, Blue/Red, -6 AN

Goodridge GA-904 90 Degree Gauge Fitting -4 AN Male to 1/8 NPT Fem

Chrome 90 Adapter Fitting, 3/8 Inch Hose to 1/8 NPT

Proform 67100C 650-800 CFM Holley Carburetor Main Body

Related Articles

Industrial Tap, 3/8 Inch-24 SAE

Aeroquip FBM4211 Starlite Crimp Fitting, Straight, -4 AN

Aeroquip FBM4212 Starlite Crimp Fitting, Straight, -6 AN

Aeroquip FBM4214 Starlite Crimp Fitting, Straight, -10 AN

Speedway Replacement Nitrile O-Rings for -16 AN Fittings, Pack/10

Speedway Replacement EPR2 O-Rings for -4 AN Fittings, Pack/5

Performance Tool W87020 Power Steering Pump Pulley Remover

Straight High-Flow O-Ring -8 AN Hose to -8 AN Port Fitting

Straight High-Flow O-Ring -8 AN Hose to -10 AN Port Fitting

Straight High-Flow O-Ring -10 AN Hose to -8 AN Port Fitting

Straight High-Flow O-Ring -12 AN Hose to -10 AN Port Fitting

Straight High-Flow O-Ring -12 AN Hose to -12 AN Port Fitting

Goodridge AN921-06D 90 Deg High-Flow O-Ring -6 AN Hose to Port Fitting

Inline Fuel Pressure Adapter, -6 AN to -6 AN w/ 1/8Inch NPT, Blue

Inline Fuel Pressure Adapter, -8 AN to -8 AN w/ 1/8Inch NPT, Blue

Chrome Air Cleaner with Washable Filter, 14 x 5 Inch

Chrome Deep Dish Performance Air Cleaner, 14 x 3 Inch, 4 Barrel Carb.

Hooker 2301HKR Block Hugger Headers for ZZ4 Crate Motor, Ceramic Coat

Edelbrock 1413 Performer 4 Barrel Carburetor, 800 CFM, Electric Choke

Holley Carb Accelerator Pump Discharge Nozzles All Squirter Sizes

Engine Rotator Handle

Aeroquip FBM1122 90 Degree High Pressure -6 AN TFE Hose End

Rochester 2G Extended Primary Carb Shaft

401-425 Nailhead Buick Weld-In Motor Mounts

Aluminum -10 AN Flare Fitting Cap, Blue Anodized

9 Super 7® Carburetor Replacement Nylon Jet Gaskets

Speedway 2004-2008 Vortec V8 Wiring Harness

Speedway GM Engine Wiring Harness, 1999-02 LS1

Speedway 2004-2008 Vortec V8 Wiring Harness, Extended

Steel -10 AN Fitting for Aeroquip FC300 High Pressure Hose, Straight

Fragola 100120 Straight Full Flow Hose End, -20 AN