Plymouth Custom Engine Parts

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Plymouth Custom

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-9%

Earls |

#4256453033ERL

Earls 6453033ERL Speed-Seal -3 AN Hose End Tee, 3/16 Mount, Aluminum

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Male

Fitting End C:

-3 AN Male

$99.95

/each

$109.95

-6%

Holley |

#425522168

Holley 522-168 Low Impedance Fuel Injector, 160 lb/hr Injector Flow

Injector Plug Style:

EV1/Jetronic/Minitimer

GTIN Code:

090127686584

$1,049.95

/each

$1,124.95

-5%

Holley Sniper |

#425550872

Holley Sniper 550-872 Stealth 4150 EFI, Gold

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$1,649.95

/kit

$1,743.95

$269 Off

Holley |

#4255501081

Holley 550-1081 Terminator Stealth 2X4 4500 Kit, Black

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

1500

$3,949.95

/kit

$4,218.95

$169 Off

Holley Sniper |

#425550877

Holley Sniper 550-877 Super Sniper Stealth 4150 EFI, 1250HP Black

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

1250

$2,249.95

/kit

$2,418.95

Engine Displacement Calculator | Bore x Stroke to Cubic Inches

Determining your engine's bore and stroke displacement, and more with our easy to use calculators

Smoothing a Firewall: Build a Custom Shaved Engine Bay

In our quest to make everything on our cars better, we're constantly trying to clean things up under the hood. One quick way to get there is by smoothing the firewall. Here are a few ways to get that custom engine bay.

New Year, New Additions at Speedway Motors Museum of American Speed

Speedway Motors Museum of American Speed, dedicated to preserving, interpreting and displaying physical items significant in racing and automotive history, announced today new acquisitions and loans that are now on display in the new year.

Best Engine Swaps of All Time | HEMI VS LS Engine VS 2JZ

What is the best engine to swap? Discover the top engine swap options, including LS, Hemi, and Cummins, and find the best engine swap for your build.

Muscle Car Suspension Upgrades | Restomod vs Pro Touring Classic Car

These days, muscle cars aren't just for straight line blasts down the dragstrip. Here's a primer on some of the trick hardware that's available to make your muscle car into a corner carving Pro Touring car that can do it all.

Engines That Fit My Car: Dimensions for Common Engine Swaps

Knowing popular engine dimensions and weights are critical to a successful engine swap in your project vehicle

Comet Pedal Car Custom

Follow along as Product Guru Jeff K. talks about customizing a Comet Pedal Car for his son!

LT1 Engine Build Combinations | Recipes for 400–700+ HP

Build a high-performance Gen V LT engine with proven power combos and learn about LT upgrades and tuning tips for maximum power

G-Comp™ Buyer's Guide

Here's a handy guide to familiarize you with our G-Comp line of performance suspension systems.

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.

-7%

Holley |

#425522368

Holley 522-368 High Impedance Fuel Injector, 36 lb/hr Injector Flow

Injector Plug Style:

EV1/Jetronic/Minitimer

GTIN Code:

090127666630

$623.95

/each

$674.95

-7%

Holley |

#425522428

Holley 522-428 High Impedance Fuel Injector, 42 lb/hr Injector Flow

Injector Plug Style:

EV1/Jetronic/Minitimer

GTIN Code:

090127666647

$675.95

/set

$731.95

$144 Off

Holley |

#4255501221

Holley 550-1221 Terminator X, Ford Mod 2V or 4V, Smart Coils, EV6

Ignition Type:

Holley Smart Coils

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$2,049.95

/kit

$2,193.95

-8%

Holley |

GTIN Code:

849804003110

$16.37

/each

-8%

Earls |

#425806110ERL

Earls 806110ERL 60 Degree -10 AN Female to -10 AN Hose Adapter

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$49.95

/each

$54.83

-8%

Earls |

#425609033ERL

Earls 609033ERL Speed-Seal Hose End, -3 AN, 90 Degree, Adjustable

Fitting Hose Size:

-3 AN

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Hose

$63.39

/each

$68.95

-8%

Earls |

#425609094ERL

Earls 609094ERL 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

$87.95

/each

$95.95

-7%

Earls |

#425609193ERL

Earls 609193ERL Speed-Seal Hose End, -3 AN, 90 Degree, Non-Adjustable

Fitting Hose Size:

-3 AN

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Hose

$59.89

/each

$64.95

-6%

Frostbite FB604B Air to Air Intercooler, Universal, 2-1/2 Inch

Frostbite Performance Cooling |

#425FB604B

Frostbite FB604B Air to Air Intercooler, Universal, 2-1/2 Inch

Overall Width:

28"

Overall Height:

10.24"

Core Width:

23.5"

$349.95

/each

$375.95

Proform |

#586141153

Proform 141-153 Slant-Edge Alternator, GM 10SI, 100 Amp, Gray

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Matte

$267.99

/each

-9%

New Vintage USA |

#2760119391

New Vintage USA 01193-91 Performance Oil Temp Black

$119.99

/each

$131.99

-9%

New Vintage USA |

#2760119393

New Vintage USA 01193-93 Performance Oil Temp White

$119.99

/each

$131.99

-7%

Earls |

#425962403ERL

Earls 962403ERL -3 AN Male Tee, Zinc Plated Steel

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Male

Fitting End C:

-3 AN Male

$14.92

/each

$16.14

-7%

Holley |

#425558101

Holley 558-101 TPI/Stealth Ram Main Harness

GTIN Code:

090127666715

$675.95

/each

$731.95

-7%

090127054857

$449.95

/each

$490.95

-8%

Earls |

#425AT982612ERL

Earls AT982612ERL -12 AN Male Tee to 3/4 Inch NPT on Run, Aluminum

Fitting End A:

-12 AN Male

Fitting End B:

3/4" NPT Male

Fitting End C:

-12 AN Male

$63.95

/each

$69.95

-7%

Earls |

#4259892064ERL

Earls 9892064ERL Blue -6 AN Female to -4 AN Male Flare Reducer

(1)

Angle:

Straight

Fitting End A:

-6 AN Female

Fitting End B:

-4 AN Male

$19.41

/each

$20.99

-8%

Holley |

#425570317

Holley 570-317 LS MAP Sensor and 24x Crank Connector

GTIN Code:

090127010877

Sold in Quantity:

Kit

$53.25

/kit

$57.95

-12%

Moroso |

#54565948

Moroso 65948 Foam Air Cleaner Filter Shield, 14 x 4 Inch

$18.99

/each

$21.80

Stewart Warner |

#665284D

Stewart Warner 284D Heavy Duty 2-1/16 In Oil Pressure Gauge-Mechanical

(1)

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Mechanical

$83.99

/each

Showing 1 - 3636 of 5,332 results

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Plymouth Custom Engine Parts

Year

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Part

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Price

Customer Rating

Products

Earls 6453033ERL Speed-Seal -3 AN Hose End Tee, 3/16 Mount, Aluminum

Holley 522-168 Low Impedance Fuel Injector, 160 lb/hr Injector Flow

Holley Sniper 550-872 Stealth 4150 EFI, Gold

Holley 550-1081 Terminator Stealth 2X4 4500 Kit, Black

Holley Sniper 550-877 Super Sniper Stealth 4150 EFI, 1250HP Black

Related Articles

Holley 522-368 High Impedance Fuel Injector, 36 lb/hr Injector Flow

Holley 522-428 High Impedance Fuel Injector, 42 lb/hr Injector Flow

Holley 550-1221 Terminator X, Ford Mod 2V or 4V, Smart Coils, EV6

Holley 522-101X 100 LB/HR Performance Fuel Injector, Single

Earls 925108ERL Blue Anodized -8 AN Tee, Female Swivel on Branch

Earls 934108ERL Blue 90 Degree Low Profile -8 AN Fem to Fem Swivel

Earls 939103ERL Blue 45 Degree Low Profile -3 AN Fem to Fem Swivel

Earls AT9892126ERL Female -12 AN to Male -6 AN Aluminum Flare Reducer

Earls AT609033ERL Adjustable 90 Degree -3 AN Nut/Hose End Low Profile

Earls AT609233ERL Adjustable 90 Degree -3 AN Nut -3 AN Hose End

Earls AT700113ERL Super Stock Straight -12 AN Female to 3/4 Inch Barb

Quick Fuel 21-35QFT Accelerator Pump Nozzle, .035 Inch

Earls 806110ERL 60 Degree -10 AN Female to -10 AN Hose Adapter

Earls 609033ERL Speed-Seal Hose End, -3 AN, 90 Degree, Adjustable

Earls 609094ERL Speed-Seal Hose End, -4 AN, 90 Degree, Adjustable

Earls 609193ERL Speed-Seal Hose End, -3 AN, 90 Degree, Non-Adjustable

Frostbite FB604B Air to Air Intercooler, Universal, 2-1/2 Inch

Proform 141-153 Slant-Edge Alternator, GM 10SI, 100 Amp, Gray

New Vintage USA 01193-91 Performance Oil Temp Black

New Vintage USA 01193-93 Performance Oil Temp White

Earls 962403ERL -3 AN Male Tee, Zinc Plated Steel

Holley 558-101 TPI/Stealth Ram Main Harness

Holley 558-103 LS Engine Main Harness 58x/4x HP & Dominator EFI

Holley 550-904T Terminator X Early Truck Engine MPFI Kit

Holley 550-920 Terminator X Max 58X/4X EV1 LS MPFI Kit

Holley 558-126 Unterminated 15 Foot Flying Lead Main Harness

Earls AT982612ERL -12 AN Male Tee to 3/4 Inch NPT on Run, Aluminum

Earls 9892064ERL Blue -6 AN Female to -4 AN Male Flare Reducer

Holley 570-317 LS MAP Sensor and 24x Crank Connector

Moroso 65948 Foam Air Cleaner Filter Shield, 14 x 4 Inch

Stewart Warner 284D Heavy Duty 2-1/16 In Oil Pressure Gauge-Mechanical