Mercury Monarch Fuel Injection Systems

Get an exact fit for your

Mercury Monarch

Year

Choose Year

Year

Make

Choose Make

Make

Model

Choose Model

Model

Select Injection Style

All

332

Throttle Body

159

Multi-port

159

Sequential multi-port

332 products

Sort By:

Clear All

Fitment

Mercury Monarch

Products

FiTech |

#52179106

FiTech 79106 LS1/LS2/LS6 500HP Kit W/ Fuel Pump, Coil Pack, Tall

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,433.99

/kit

$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

$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

$150 Off

Holley |

#4255501001

Holley 550-1001 Terminator X Stealth 4150 EFI System 650 HP Shiny

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,099.95

/each

$2,249.95

$269 Off

Holley |

#4255501080

Holley 550-1080 Terminator Stealth 2X4 4500 Kit, Polished

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

1500

$3,949.95

/kit

$4,218.95

$223 Off

Holley |

#4255501030

Holley 550-1030 Terminator X Max Stealth EFI 24X LS Trans Control

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,949.95

/kit

$3,172.95

$223 Off

Holley |

#4255501065

Holley 550-1065 Terminator X Max Stealth EFI 58X LS Trans Control

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,949.95

/kit

$3,172.95

$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

$175 Off

Holley Sniper |

#425550841

Holley Sniper 550-841 EFI Stealth 4500, Shiny Finish

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

350

$2,299.95

/kit

$2,474.95

Holley Sniper |

#425860028

Holley Sniper 860028 Sniper EFI Throttle Linkage Kit, LS, 92mm

Material Type:

Aluminum

Sold in Quantity:

Kit

$519.95

/kit

$113 Off

Holley Sniper |

#425550869

Holley Sniper 550-869 EFI Quadrajet, Classic Gold Finish

(1)

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

500

$1,799.95

/kit

$1,912.95

-5%

Holley Sniper |

#425550870

Holley Sniper 550-870 Stealth 4150 EFI, Shiny

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$1,599.95

/kit

$1,687.95

$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

$119 Off

Holley Sniper |

#425550857

Holley Sniper 550-857 Rochester 2GC EFI Conversion, Classic Gold

Injector Size:

100 lb/hr @ 58.5 PSI

Sold in Quantity:

Kit

$1,399.95

/kit

$1,518.95

-7%

Holley Sniper |

#425860030

Holley Sniper 860030 Sniper EFI Throttle Linkage Kit, LS, 102mm

Material Type:

Aluminum

Sold in Quantity:

Kit

$531.95

/kit

$575.95

$163 Off

Holley Sniper |

#4255505103PD

Holley Sniper 2 550-510-3PD Returnless EFI Kit, Polished

Injection Style:

Throttle Body

Injector Size:

100 lb/hr

Max Horsepower Rating:

650

$2,199.95

/each

$2,362.95

$125 Off

Holley Sniper |

#42555051

Holley Sniper 2 EFI Conversion Kit, Without PDM, 3.5 In Handheld

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

as low as

$1,449.95

/kit

$1,574.95

-5%

Holley Sniper |

#425550849K

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

(2)

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

350

$1,649.95

/each

$1,743.95

$113 Off

Atomic EFI Throttle Body Injection, Basic Kit

MSD |

#5472910

Atomic EFI Throttle Body Injection, Basic Kit

Sold in Quantity:

Each

$1,799.95

/each

$1,912.95

FiTech |

#52170003

FiTech 70003 Ultimate LS EFI, LS1/LS2, 750 HP, w/o Trans Control

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

ECM Included:

Yes

$2,107.00

/each

FiTech |

#52170008

FiTech 70008 Ultimate LS, Tall LS1/LS2/LS6 750HP Kit

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

Max Horsepower Rating:

750

$2,107.00

/kit

FiTech |

#52170011

FiTech 70011 Ultimate LS EFI, LS3/L92, 500 HP, w/o Trans Control

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

ECM Included:

Yes

$1,896.00

/each

FiTech |

#52170014

FiTech 70014 Ultimate LS EFI, LS3/L92, 750 HP, w/ Trans Control

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

ECM Included:

Yes

$2,410.00

/each

FiTech |

#52170015

FiTech 70015 LS1/LS2/LS6/LS7 500HP Square Port Kit, Short

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$1,896.00

/kit

FiTech |

#52170016

FiTech 70016 Ultimate LS7 500HP Square Port Kit W/ Trans Control

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,107.00

/kit

FiTech |

#52170017

FiTech 70017 Ultimate LS7 750HP Square Port EFI Kit

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

Max Horsepower Rating:

750

$2,107.00

/kit

FiTech |

#52170030

FiTech 70030 Ultimate LS 1000HP System, Short Cathedral Intake

Injection Style:

Multi-port

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

1000

$2,245.00

/kit

FiTech |

#52170032

FiTech 70032 Ultimate LS 1000HP System, Long Cathedral Intake

Injection Style:

Multi-port

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

1000

$2,245.00

/kit

FiTech |

#52170034

FiTech 70034 Ultimate LS 1000HP EFI, LS3, Short Cathedral Intake

Injection Style:

Multi-port

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

1000

$2,245.00

/kit

FiTech |

#52170035

FiTech 70035 Ultimate LS3 1000HP EFI, Short Intake, Trans Control

Injection Style:

Multi-port

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

1000

$2,689.00

/kit

FiTech |

#52170036

FiTech 70036 Ultimate LS 1000HP EFI, LS7, Short Cathedral Intake

Injection Style:

Multi-port

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

1000

$2,245.00

/kit

FiTech |

#52137858

FiTech 37858 Go Port EFI Fuel Injection System, SBC, 550-1050 HP

Injection Style:

Multi-port

Injector Size:

70 lbs./hr.

Max Horsepower Rating:

1050

$2,295.00

/kit

FiTech |

#52130258

FiTech 30258 Go Port EFI Fuel Injection System, BBC, Black

Injection Style:

Multi-port

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

600

$2,236.00

/kit

Edelbrock |

#32535893

Edelbrock 35893 Pro-Flo 4 XT, Gen III/IV LS Rectangle Port

Injection Style:

Multi-port

Injector Size:

42 lbs./hr.

Max Horsepower Rating:

675

$2,969.95

/kit

FiTech |

#52130012

FiTech 30012 Go EFI 8 Power Adder Plus 1200 HP Fuel Injection

(3)

Injection Style:

Throttle Body

Max Horsepower Rating:

1200

ECM Included:

Yes

$1,597.00

/each

FiTech |

#52130061

FiTech 30061 Go EFI 2x4 625 HP Dual Quad EFI System, Bright

Injection Style:

Throttle Body

Max Horsepower Rating:

625

ECM Included:

Yes

$1,916.00

/each

Showing 1 - 36 of 332 results

Shop Feedback:

Did you find what you are looking for?

Mercury Monarch Fuel Injection Systems

Year

Injection Style

Brand

Transmission Family

Availability

Discounts

Engine Family

Price

Customer Rating

Products

FiTech 79106 LS1/LS2/LS6 500HP Kit W/ Fuel Pump, Coil Pack, Tall

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

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

Holley 550-1001 Terminator X Stealth 4150 EFI System 650 HP Shiny

Holley 550-1080 Terminator Stealth 2X4 4500 Kit, Polished

Holley 550-1030 Terminator X Max Stealth EFI 24X LS Trans Control

Holley 550-1065 Terminator X Max Stealth EFI 58X LS Trans Control

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

Holley Sniper 550-841 EFI Stealth 4500, Shiny Finish

Holley Sniper 860028 Sniper EFI Throttle Linkage Kit, LS, 92mm

Holley Sniper 550-869 EFI Quadrajet, Classic Gold Finish

Holley Sniper 550-870 Stealth 4150 EFI, Shiny

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

Holley Sniper 550-857 Rochester 2GC EFI Conversion, Classic Gold

Holley Sniper 860030 Sniper EFI Throttle Linkage Kit, LS, 102mm

Holley Sniper 2 550-510-3PD Returnless EFI Kit, Polished

Holley Sniper 2 EFI Conversion Kit, Without PDM, 3.5 In Handheld

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

Atomic EFI Throttle Body Injection, Basic Kit

FiTech 70003 Ultimate LS EFI, LS1/LS2, 750 HP, w/o Trans Control

FiTech 70008 Ultimate LS, Tall LS1/LS2/LS6 750HP Kit

FiTech 70011 Ultimate LS EFI, LS3/L92, 500 HP, w/o Trans Control

FiTech 70014 Ultimate LS EFI, LS3/L92, 750 HP, w/ Trans Control

FiTech 70015 LS1/LS2/LS6/LS7 500HP Square Port Kit, Short

FiTech 70016 Ultimate LS7 500HP Square Port Kit W/ Trans Control

FiTech 70017 Ultimate LS7 750HP Square Port EFI Kit

FiTech 70030 Ultimate LS 1000HP System, Short Cathedral Intake

FiTech 70032 Ultimate LS 1000HP System, Long Cathedral Intake

FiTech 70034 Ultimate LS 1000HP EFI, LS3, Short Cathedral Intake

FiTech 70035 Ultimate LS3 1000HP EFI, Short Intake, Trans Control

FiTech 70036 Ultimate LS 1000HP EFI, LS7, Short Cathedral Intake

FiTech 37858 Go Port EFI Fuel Injection System, SBC, 550-1050 HP

FiTech 30258 Go Port EFI Fuel Injection System, BBC, Black

Edelbrock 35893 Pro-Flo 4 XT, Gen III/IV LS Rectangle Port

FiTech 30012 Go EFI 8 Power Adder Plus 1200 HP Fuel Injection

FiTech 30061 Go EFI 2x4 625 HP Dual Quad EFI System, Bright

Popular Parts