Holley Mercury Monarch Parts

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Mercury Monarch

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Mercury Monarch

Brand

Holley

Products

$187 Off

Holley |

#425554119

Holley 554-119 Terminator EFI ECU

Transmission Control:

GTIN Code:

090127685556

Sold in Quantity:

Each

$2,349.95

/each

$2,536.95

-7%

Holley |

#425557106

Holley 557-106 Solenoid/Nozzle, 1000 HP

GTIN Code:

090127669266

$478.95

/each

$518.95

Holley |

#42516104

Holley 16-104 HydraMat Fuel Pickup, 11x11 Inch, Cross

Overall Width:

11"

Overall Length:

11"

$214.95

/each

Holley |

#42516109

Holley 16-109 HydraMat Fuel Pickup, 24 X 15 Inch, Rectangle

Overall Width:

15"

Overall Length:

24"

$1,117.95

/each

-8%

Holley |

#425120153

Holley 120-153 Round Black Finned Air Cleaner, Reusable Filter, 14 x 3

(1)

Shape:

Round

Overall Diameter:

14"

Filter Material:

Red cotton gauze

$199.95

/each

$218.95

-7%

Holley |

#4251217

Holley 121-7 Discharge nozzle screw, Hollow

GTIN Code:

090127619766

$20.90

/each

$22.61

Holley |

#4251225000

Holley 122-5000 Main Jet Extension, 2 per Package

(2)

Sold in Quantity:

Each

GTIN Code:

090127336779

$18.06

/each

$229 Off

Holley |

#425550601N

Holley EFI 550-601N HP EFI ECU And Harness Kits

Ignition Type:

Universal

Injector Connector:

GM TPI

Sold in Quantity:

Kit

$2,999.95

/each

$3,228.95

$242 Off

Holley |

#425550602N

Holley 550-602N HP EFI ECU & Harness Kit, LS1/LS6, NTK O2

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$3,099.95

/each

$3,341.95

$210 Off

Holley |

#425550602

Holley 550-602 HP EFI ECU & Harness Kit, LS1/LS6, Bosch O2

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$2,849.95

/each

$3,059.95

-8%

Holley |

#42512757

Holley 12-757 Ultra HP Mechanical Fuel Pump Replacement Gasket Kit

GTIN Code:

090127661178

$56.79

/each

$61.95

$116 Off

Holley |

#42504781C

Holley 0-4781C 850 CFM Double Pumper Carburetor

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$921.95

/each

$1,037.95

-5%

Holley |

#425134300S

Holley 134-300S HP Main Body Retro Fit Kit

GTIN Code:

090127616741

$299.95

/each

$318.95

Holley |

#42510812

Holley 108-12 Base Gasket 1-3/4 In. Bore Size, 0.3125 In. Thickness

(1)

Carburetor Barrels:

4-Barrel

Carburetor Flange Type:

4-Barrel Square Bore

Gasket Material:

Paper

$38.00

/each

-8%

Holley |

#4253446

Holley 34-46 4150 UHP -8 AN Swivel Seal Fuel Line Kit , Single Inlet

Outlet Fitting:

-8 AN Female

Adjustable:

Inlet Fitting:

-8 AN Male

$233.95

/each

$254.95

-8%

Holley |

#42512130

Holley 12-130 In-Tank RetroFit Fuel Module, Return Line Type

(2)

GTIN Code:

090127732151

$999.95

/each

$1,094.95

-7%

Holley |

#42512874

Holley 12-874 Fuel Cell Tip Over Valve

Overall Length:

2.079"

Under Head Length:

1.46"

Thread Pitch:

1/8" NPT Male

$39.90

/each

$43.17

$138 Off

Holley |

#425550919

Holley 550-919 Terminator X Max 24X/1X EV6 LS MPFI Trans Control

(1)

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$1,999.95

/kit

$2,137.95

-7%

Holley |

#42526601

Holley 26-601 Analog Style Oil Pressure Gauge, 0-100 PSI

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Electric

$371.95

/each

$402.95

-6%

Holley |

#425199103

Holley 199-103 SD508 Sanden Style Style A/C Compressor, Black

Material Type:

Aluminum

Finish:

Black

A/C Pulley Included:

Yes

$549.95

/each

$590.95

-6%

Holley |

#425199105

Holley 199-105 SD508 Sanden Style Style A/C Compressor, Polished

Material Type:

Aluminum

Finish:

Polished

A/C Pulley Included:

Yes

$649.95

/each

$691.95

-7%

Holley |

#4251204130

Holley 120-4130 4150 Drop Base Air Cleaner, 3 Inch Red Filter

Overall Diameter:

16"

Filter Material:

Cotton Gauze

$254.95

/each

$276.95

-8%

Holley |

#4251204140

Holley 120-4140 4150 Drop Base Air Cleaner, 4 Inch Red Filter

Overall Diameter:

16"

Filter Material:

Cotton Gauze

$249.95

/each

$272.95

-7%

Holley |

#4251204530

Holley 120-4530 4500 Drop Base Air Cleaner, 3 Inch Red Filter

Overall Diameter:

16"

Filter Material:

Cotton Gauze

$259.95

/each

$281.95

-7%

Holley |

#4251204630

Holley 120-4630 4500 Drop Base Air Cleaner, Black, 3 Inch Filter

Overall Diameter:

16"

Filter Material:

Cotton Gauze

$259.95

/each

$281.95

$694 Off

Holley |

#42520181

Holley 20-181 Premium Mid-Mount Race Accessory System

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$3,299.95

/each

$3,993.95

$445 Off

Holley |

#42520187

Holley 20-187 Mid-Mount LS Race Accessory System

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$2,149.95

/each

$2,594.95

$813 Off

Holley |

#42520190

Holley 20-190 Premium Mid-Mount LS7 Complete Accessory System

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$3,799.95

/each

$4,612.95

-7%

Holley |

#425120541

Holley 120-541 Sniper Air Cleaner Assembly, 14 x 4 Inch, Black

Overall Diameter:

14"

Filter Material:

Paper

$155.95

/each

$168.95

-7%

Holley |

#42512141

Holley 12-141 Fuel Cell EFI Pump Module Assembly

Electric Fuel Pump Type:

In Tank

Free Flow Rate:

118 GPH / 447 LPH

Maximum Pressure:

87 psi

$675.95

/each

$731.95

$263 Off

Holley |

#42512143

Holley 12-143 Fuel Cell EFI Pump Module Assy. VR Series, 6 Bolt

GTIN Code:

090127029626

$3,449.95

/each

$3,712.95

-7%

Holley |

#42512146

Holley 12-146 Fuel Cell EFI Pump Module Assembly

Electric Fuel Pump Type:

In Tank

Free Flow Rate:

118 GPH / 447 LPH

Maximum Pressure:

87 psi

$675.95

/each

$731.95

-5%

Holley |

#42512147

Holley 12-147 Fuel Cell EFI Pump Module Assembly

Electric Fuel Pump Type:

In Tank

Free Flow Rate:

230 GPH / 871 LPH

Maximum Pressure:

87 psi

$849.95

/each

$899.95

$250 Off

Holley |

#42512149

Holley 12-149 Fuel Cell EFI Pump Module Assy. VR Series, 12 Bolt

GTIN Code:

090127029688

$3,349.95

/each

$3,599.95

-5%

Holley |

#42512158

Holley 12-158 Diecast In-Tank RetroFit Fuel Module, Returnless

Electric Fuel Pump Type:

In Tank

Free Flow Rate:

67 GPH / 255 LPH

Maximum Pressure:

60 psi

$849.95

/each

$899.95

-8%

Holley |

#42512889

Holley 12-889 EFI Diecast Filter Regulator, -8 AN

Regulator Style:

Return

Material Type:

Diecast

$193.95

/each

$210.95

Showing 1 - 72 of 590 results

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Holley Mercury Monarch Parts

Year

Category

Part

Brand

Product Line

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Holley 554-119 Terminator EFI ECU

Holley 557-106 Solenoid/Nozzle, 1000 HP

Holley 16-104 HydraMat Fuel Pickup, 11x11 Inch, Cross

Holley 16-109 HydraMat Fuel Pickup, 24 X 15 Inch, Rectangle

Holley 120-153 Round Black Finned Air Cleaner, Reusable Filter, 14 x 3

Holley 121-7 Discharge nozzle screw, Hollow

Holley 122-5000 Main Jet Extension, 2 per Package

Holley EFI 550-601N HP EFI ECU And Harness Kits

Holley 550-602N HP EFI ECU & Harness Kit, LS1/LS6, NTK O2

Holley 550-602 HP EFI ECU & Harness Kit, LS1/LS6, Bosch O2

Holley 12-757 Ultra HP Mechanical Fuel Pump Replacement Gasket Kit

Holley 0-4781C 850 CFM Double Pumper Carburetor

Holley 134-300S HP Main Body Retro Fit Kit

Holley 108-12 Base Gasket 1-3/4 In. Bore Size, 0.3125 In. Thickness

Holley 34-46 4150 UHP -8 AN Swivel Seal Fuel Line Kit , Single Inlet

Holley 12-130 In-Tank RetroFit Fuel Module, Return Line Type

Holley 12-874 Fuel Cell Tip Over Valve

Holley 550-919 Terminator X Max 24X/1X EV6 LS MPFI Trans Control

Holley 26-601 Analog Style Oil Pressure Gauge, 0-100 PSI

Holley 199-103 SD508 Sanden Style Style A/C Compressor, Black

Holley 199-105 SD508 Sanden Style Style A/C Compressor, Polished

Holley 120-4130 4150 Drop Base Air Cleaner, 3 Inch Red Filter

Holley 120-4140 4150 Drop Base Air Cleaner, 4 Inch Red Filter

Holley 120-4530 4500 Drop Base Air Cleaner, 3 Inch Red Filter

Holley 120-4630 4500 Drop Base Air Cleaner, Black, 3 Inch Filter

Holley 20-181 Premium Mid-Mount Race Accessory System

Holley 20-187 Mid-Mount LS Race Accessory System

Holley 20-190 Premium Mid-Mount LS7 Complete Accessory System

Holley 120-541 Sniper Air Cleaner Assembly, 14 x 4 Inch, Black

Holley 12-141 Fuel Cell EFI Pump Module Assembly

Holley 12-143 Fuel Cell EFI Pump Module Assy. VR Series, 6 Bolt

Holley 12-146 Fuel Cell EFI Pump Module Assembly

Holley 12-147 Fuel Cell EFI Pump Module Assembly

Holley 12-149 Fuel Cell EFI Pump Module Assy. VR Series, 12 Bolt

Holley 12-158 Diecast In-Tank RetroFit Fuel Module, Returnless

Holley 12-889 EFI Diecast Filter Regulator, -8 AN