1978 Dodge D300 Engine Parts

5,308 products fit your

1978 Dodge D300

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1978 Dodge D300

Products

-7%

Earls |

#425609004ERL

Earls 609004ERL Speed-Seal Hose End, -4 AN, 90 Degree, Adjustable

Fitting Hose Size:

-4 AN

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Hose

$46.55

/each

$50.36

-7%

Earls |

#425989543ERL

Earls 989543ERL -3 AN to 3/8-24 IFF Tubing Adapter, Zinc Plated

(3)

Fitting End A:

-3 AN Male

Fitting End B:

3/8"-24 I.F. Female

Material Type:

Steel

$10.80

/each

$11.68

-7%

Earls |

#425989545ERL

Earls 989545ERL -3 AN to 10mm x 1.0 IFF Tubing Adapter, Zinc Plated

Fitting End A:

-3 AN Male

Fitting End B:

10MM X 1.0 I.F. Female

Material Type:

Steel

$11.93

/each

$12.90

-7%

Earls |

#425989548ERL

Earls 989548ERL -4 AN to 7/16-24 IFF Tubing Adapter, Zinc Plated Steel

(2)

Fitting End A:

-4 AN Male

Fitting End B:

7/16"-24 I.F. Female

Material Type:

Steel

$13.40

/each

$14.49

$200 Off

Holley |

#4255501011

Holley 550-1011 Terminator X Max Stealth 4150 EFI wTrans Control

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,499.95

/each

$2,699.95

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.

Chris Ryan's 1978 Pontiac Trans Am

Chris Ryan's '78 Firebird is a loving tribute to that famous Trans Am from _Smokey & the Bandit_, but with style and performance that would have been nearly impossible when the Bandit was busy with Sheriff Justice.

Engine Cylinder Numbers

$200 Off

Holley |

#4255501012

Holley 550-1012 Terminator X Max Stealth 4150 EFI wTrans Control

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,499.95

/each

$2,699.95

-7%

Holley |

#425554203

Holley EFI 554-203 Boosted Sensor Kit - MAP, IAT, Temp, Pressure

MAP Sensor Included:

Yes

Sold in Quantity:

Kit

$531.95

/kit

$575.95

$200 Off

Holley |

#4255501013

Holley 550-1013 Terminator X Max Stealth 4150 EFI wTrans Control

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,499.95

/each

$2,699.95

$175 Off

Holley Sniper |

#425550842

Holley Sniper 550-842 EFI Stealth 4500, Black Ceramic Finish

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

350

$2,299.95

/kit

$2,474.95

-7%

Earls |

#425AT809006ERL

Earls AT809006ERL 90 Degree -6 AN Female to -6 AN Swivel Low Profile

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$51.95

/each

$56.19

-7%

Earls |

#425972054BERL

Earls 972054BERL -3 AN Male on Branch 3/8-24 In Brake Adapter

(2)

Fitting End A:

-3 AN Male

Fitting End B:

3/8"-24 I.F. Female

Material Type:

Brass

$27.05

/each

$29.26

-6%

Holley Sniper |

#425550849

Holley Sniper 550-849 EFI 2300 2-Barrel Self-Tuning Base Kit

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

ECM Included:

Yes

$1,299.95

/each

$1,383.95

Speedway Full Flow Swivel Hose End Fitting, Straight, Nickel, -8 AN

Speedway Motors |

#62010030

Speedway Full Flow Swivel Hose End Fitting, Straight, Nickel, -8 AN

(1)

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$17.99

/each

New Product

Maradyne |

#35900020

Maradyne MFA109 Temp Switch 195 Degree On, 175 Degree Off

Temp. Range:

195°F on / 175°F off

Thread Pitch:

3/8 in NPT

Material Type:

Brass

$29.45

/each

-41%

Fragola |

#61770191

Fragola 495109-BL O-Ring -12AN Hose to -12AN Port Fitting

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Male O-ring

Angle:

Straight

$23.99

/each

$40.86

Male Steel 37 Degree AN Flare Weld Bung Fitting, -6 AN

Speedway Motors |

#6177106

Male Steel 37 Degree AN Flare Weld Bung Fitting, -6 AN

(4)

AN Size:

-6 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$6.99

/each

FiTech |

#52154000

FiTech 54000 Tight Fit Fuel Pressure Regulator, Black, AN 6

Outlet Quantity:

Sold in Quantity:

Each

$127.00

/each

FiTech |

#521630001

FiTech 60013-30001 Programmer For 30001, 30002 Handheld Go EFI 4

(1)

Sold in Quantity:

Each

Component Type:

Hand held controller

$167.00

/each

Stainless Steel -3 AN Straight Bulkhead Tee Adapter Brake Fitting

Speedway Motors |

#6178513

Stainless Steel -3 AN Straight Bulkhead Tee Adapter Brake Fitting

(5)

AN Size:

-3 AN

Angle:

Tee

Fitting End A:

-3 AN Male

$23.99

/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

-53%

Fragola |

#62020221

Fragola 209004-BL Series 8000 Push-Lite Hose End, 90 Deg, -4 AN

Fitting Hose Size:

-4 AN

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Hose

$15.99

/each

$34.15

Holley |

#425108124

Holley 108-124 Base Gasket for Model 4150 Ultra XP

Carburetor Barrels:

4-Barrel

Carburetor Flange Type:

4-Barrel Square Bore

Gasket Material:

Composite

$14.87

/each

VS Racing |

#60312285

VS Racing VSR60WG 60mm Gen 2 Turbo Wastegate With 4.6/6.4 Springs

Wastegate Type:

External

Wastegate Base Material:

Stainless Steel

Wastegate Top Cap Color:

Black

$179.99

/each

Edelbrock |

#3251203

Edelbrock 1203 Signature Series Black Air Cleaner Assembly, 2 Inch

(4)

Shape:

Round

Overall Diameter:

10"

Filter Material:

Paper

$44.95

/each

Edelbrock |

#3251235

Edelbrock 1235 Dual Quad Oval Air Cleaner

(9)

Shape:

Oval

Sold in Quantity:

Each

$126.95

/each

Holley |

#427347

Holley 34-7 Adjustable Needle and Seat Hardware Kit

(2)

GTIN Code:

090127055892

Sold in Quantity:

Each

$12.16

/each

-16%

PRW 4120453 Valve Cover Oil Filler Cap, Universal, Billet

PRW Power |

#5754120453

PRW 4120453 Valve Cover Oil Filler Cap, Universal, Billet

(2)

Attachment Style:

Twist-in

Style:

Plain

Shape:

Round

$27.47

/each

$32.96

LS Fuel Pressure Adapter Fitting, -4 AN To 1/8 Inch NPT Female

Speedway Motors |

#61729241

LS Fuel Pressure Adapter Fitting, -4 AN To 1/8 Inch NPT Female

(3)

Fitting End A:

-4 AN Female

Fitting End B:

1/8" NPT Female

Angle:

Straight

$9.49

/each

Quick Fuel 8-100QFT Flange Gasket, Holley 2-Barrel

Quick Fuel Technology |

#4248100QFT

Quick Fuel 8-100QFT Flange Gasket, Holley 2-Barrel

Carburetor Barrels:

2-Barrel

Carburetor Flange Type:

2-Barrel 4-Bolt

GTIN Code:

849804013591

$11.91

/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

Maxima |

#22914901

Maxima Racing Oils 39-34901B Semi-Synthetic, 10W40, 1 Quart

Oil Weight:

10W40

Oil Type:

Synthetic Blend

ZDDP Enhanced:

Yes

$13.49

/quart

Speedway Motors |

#28981019

Speedway Motors GM LS Oil Filter Relocation Kit

(7)

Material Type:

Billet Aluminum

Finish:

Black anodized

$196.99

/each

Spectre Performance |

#465771

Spectre 771 Cold Air Intake Kit, Low Profile Dual Plenum Inline, 45x90

(1)

Tube O.D.:

Material Type:

Aluminum

Finish:

Polished

$442.99

/each

Earls |

#425AT991962ERL

Earls AT991962ERL 7/16-24 IFM to -6 AN Male Adapter Fitting

Fitting End A:

-6 AN Male

Fitting End B:

7/16"-24 I.F. Male

Material Type:

Aluminum

$6.95

/each

-7%

Earls |

#425963303ERL

Earls 963303ERL 90 Degree -3 AN Bulkhead Union, Zinc Plated Steel

AN Size:

-3 AN

Angle:

90 degree

Fitting End A:

-3 AN Male

$14.88

/each

$16.10

-7%

Earls |

#425963403ERL

Earls 963403ERL -3 AN Bulkhead Tee, Zinc Plated Steel

AN Size:

-3 AN

Angle:

Tee

Fitting End A:

-3 AN Male

$14.88

/each

$16.10

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1978 Dodge D300 Engine Parts

Subcategory

Part

Brand

Transmission Family

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Price

Customer Rating

Products

Earls 609004ERL Speed-Seal Hose End, -4 AN, 90 Degree, Adjustable

Earls 989543ERL -3 AN to 3/8-24 IFF Tubing Adapter, Zinc Plated

Earls 989545ERL -3 AN to 10mm x 1.0 IFF Tubing Adapter, Zinc Plated

Earls 989548ERL -4 AN to 7/16-24 IFF Tubing Adapter, Zinc Plated Steel

Holley 550-1011 Terminator X Max Stealth 4150 EFI wTrans Control

Related Articles

Holley 550-1012 Terminator X Max Stealth 4150 EFI wTrans Control

Holley EFI 554-203 Boosted Sensor Kit - MAP, IAT, Temp, Pressure

Holley 550-1013 Terminator X Max Stealth 4150 EFI wTrans Control

Holley Sniper 550-842 EFI Stealth 4500, Black Ceramic Finish

Earls AT809006ERL 90 Degree -6 AN Female to -6 AN Swivel Low Profile

Earls 972054BERL -3 AN Male on Branch 3/8-24 In Brake Adapter

Holley Sniper 550-849 EFI 2300 2-Barrel Self-Tuning Base Kit

Speedway Full Flow Swivel Hose End Fitting, Straight, Nickel, -8 AN

Maradyne MFA109 Temp Switch 195 Degree On, 175 Degree Off

Fragola 495109-BL O-Ring -12AN Hose to -12AN Port Fitting

Male Steel 37 Degree AN Flare Weld Bung Fitting, -6 AN

FiTech 54000 Tight Fit Fuel Pressure Regulator, Black, AN 6

FiTech 60013-30001 Programmer For 30001, 30002 Handheld Go EFI 4

Stainless Steel -3 AN Straight Bulkhead Tee Adapter Brake Fitting

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

Fragola 209004-BL Series 8000 Push-Lite Hose End, 90 Deg, -4 AN

Holley 108-124 Base Gasket for Model 4150 Ultra XP

VS Racing VSR60WG 60mm Gen 2 Turbo Wastegate With 4.6/6.4 Springs

Edelbrock 1203 Signature Series Black Air Cleaner Assembly, 2 Inch

Edelbrock 1235 Dual Quad Oval Air Cleaner

Holley 34-7 Adjustable Needle and Seat Hardware Kit

PRW 4120453 Valve Cover Oil Filler Cap, Universal, Billet

LS Fuel Pressure Adapter Fitting, -4 AN To 1/8 Inch NPT Female

Quick Fuel 8-100QFT Flange Gasket, Holley 2-Barrel

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

Maxima Racing Oils 39-34901B Semi-Synthetic, 10W40, 1 Quart

Speedway Motors GM LS Oil Filter Relocation Kit

Spectre 771 Cold Air Intake Kit, Low Profile Dual Plenum Inline, 45x90

Earls AT991962ERL 7/16-24 IFM to -6 AN Male Adapter Fitting

Earls 963303ERL 90 Degree -3 AN Bulkhead Union, Zinc Plated Steel

Earls 963403ERL -3 AN Bulkhead Tee, Zinc Plated Steel