Holley Engine

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$138 Off

Holley |

#425550942

Holley 550-942 Terminator X Max Universal MPFI Kit

Ignition Type:

Universal

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$1,999.95

/kit

$2,137.95

$198 Off

Holley |

#425300620BK

Holley 300-620BK Modular Lo-Ram EFI Manifold LS1/2/6, Top Feed

Injection Style:

Multi-port

Intake Manifold Type:

Lo-Ram

RPM Range:

3,500-8,000

$1,069.95

/kit

$1,267.95

Rebate

Holley |

#42504779S

Holley 0-4779S 750 CFM Double Pumper Carburetor

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$673.95

/each

$749.95

-7%

Holley |

#425534244

Holley EFI 534-244 Billet Fuel Rail Kit For LS Truck Intake

GTIN Code:

090127053454

$242.95

/each

$263.95

Rebate

Holley |

#42504781S

Holley 0-4781S 850 CFM Double Pumper Carburetor

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$718.95

/each

$799.95

Plumbing Your Dual Feed Holley Caburetor

There are a lot of options to plumb your dual feed Holley carburetor. We feel this one is a great solution.

Project Chevelle 383 Engine Tech Article

At long last, Project Chevelle gets a muscle car heart transplant in the form of a 383 from BluePrint Engines.

Rebuilding a 4160 Holley Carburetor

Rebuilding a carburetor or renewing it is not as hard or intimidating as it looks. This article will guide you through the steps using a Holley rebuild kit.

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

How to Build a 383 Stroker SBC Engine | Recipes for 400–600 Horsepower

Learn proven small block Chevy 383 stroker engine build combos from 400-600 HP to power your next build

5.7 LS1 Engine Upgrades: Build Recipes for 400 HP-700+ HP

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build

LQ4 Engine Build Upgrades | Recipes for 500HP - 1,000HP

Building GM’s LQ4 6.0L Gen 3 LS engine for various power levels is easy with the right performance parts recipe.

6.0 LS Build Combinations: Recipes for 500-1,000 HP

Making great horsepower on a budget is the LS engine family’s claim to fame, but just like any other engine, the more power you ask of it the more you’ll need to spend.

Chevy L79 327 Engine I History, Specs, & Build Ideas

The 1964 Corvette L79 327 is legendary, learn more about this storied engine and what you need to build a clone.

LS vs LT Engine: Which Swap is Better? HP, Specs & Fitment Differences

Comparing GM’s LS V8 engine to the high-tech LT V8 engine. Which is better for your performance needs and budget?

-7%

Holley |

#425241247

Holley 241-247 Finned Valve Covers, SBC,Black

Valve Cover Height:

Stock

Valve Cover Mounting Style:

Center Bolt

Material Type:

Cast Aluminum

$290.95

/each

$314.95

$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

-7%

Holley |

#425556128

Holley 556-128 Big Wire Coil Near Plug Smart Coil Kit

Maximum Voltage:

44000 volts

Sold in Quantity:

Each

$779.95

/each

$843.95

Rebate

Holley |

#425082851SA

Holley 0-82851SA 850 CFM Aluminum Street HP Carburetor, Mechanical

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

No Choke

$718.95

/each

$799.95

-11%

Holley |

#425241179

Holley 241-179 2-Piece Chevrolet Script Valve Cover Gen III/IV LS

Valve Cover Height:

Tall

Valve Cover Mounting Style:

Center Bolt

Material Type:

Cast Aluminum

$649.95

/pair

$731.95

Rebate

Holley |

#425082951SA

Holley 0-82951SA 950 CFM Aluminum Street HP Carburetor, Mechanical

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

No Choke

$782.95

/each

$870.95

$669 Off

Holley |

#42520185P

Holley 20-185P Polished Mid-Mount Complete Accessory System

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

$3,099.95

/kit

$3,768.95

-7%

Holley |

#42597152

Holley 97-152 Power Steering Pump Pulley, LS

Power Steering Pulley Attachment:

Press Fit

Finish:

Black

$92.95

/each

$100.95

-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

$210 Off

Holley |

#425550607

Holley 550-607 HP EFI ECU & Harness Kit, LS2/LS3/LS7, Bosch O2

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

USB/CAN Tuning Cable

$2,849.95

/each

$3,059.95

-6%

Holley |

#425300670

Holley 300-670 LS3 Manifold, Top-Feed, Rails, Single Inj, Satin

Injection Style:

Multi-port

Intake Manifold Type:

Lo-Ram

RPM Range:

3,500-8,000

$699.95

/kit

$749.95

$100 Off

Holley |

#425090670

Holley 0-90670 670 CFM Truck Avenger Carburetor

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$799.95

/each

$899.95

$223 Off

Holley |

#4255501064

Holley 550-1064 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

$189 Off

Holley |

#425300620

Holley 300-620 Modular Lo-Ram EFI Manifold for LS1/2/6, Top-Feed

Injection Style:

Multi-port

Intake Manifold Type:

Lo-Ram

RPM Range:

3,500-8,000

$1,021.95

/each

$1,210.95

Holley |

#4253023BK

Holley 302-3BK LS Swap Oil Pan, Front Clearance, Black, 55-87 GM

Sump Style:

Wet Sump

Sump Location:

Rear

$549.95

/each

Rebate

Holley |

#42580804

Holley 0-80804HB Ultra XP Gas 4 Barrel Carburetor, 850 CFM

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

No Choke

$1,258.95

/each

$1,399.95

$138 Off

Holley |

#425550944

Holley 550-944 Terminator X Max Ford MPFI Kit

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

Throttle Style:

Cable Driven

$1,999.95

/kit

$2,137.95

Holley |

#425300680

Holley 300-680 LS3 Lo-Ram Manifold Kit, Single Injector, Satin

Injection Style:

Multi-port

Intake Manifold Type:

Lo-Ram

RPM Range:

3,500-8,000

$1,049.95

/kit

Holley |

#4252011BK

Holley 20-11BK Accelerator Pump Conversion Kit, 50cc, Aluminum

GTIN Code:

090127688854

$99.95

/each

Rebate

Holley |

#425076650BK

Holley 0-76650BK 650 CFM Ultra Double Pumper Carburetor, Black

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$828.95

/each

$921.95

Rebate

Holley |

#425076750RD

Holley 0-76750RD 750 CFM Ultra Double Pumper Carburetor, Red

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$828.95

/each

$921.95

$125 Off

Holley |

#425080573S

Holley 0-80573S 750 CFM Supercharger Double Pumper Carburetor

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$999.95

/each

$1,124.95

Holley |

#9109647

Holley 0-4412S 500 CFM 2-Barrel Carburetor w/Fitting/Choke Cable

Carburetor Barrels:

2-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$583.90

/kit

-5%

Holley |

#425300127

Holley 300-127 Mid-Rise Intake, GM LS1/LS2/LS6 w/105mm Top

Injection Style:

Multi-port

Intake Manifold Type:

Dual Plane

RPM Range:

1,500-6,500

$1,249.95

/each

$1,325.95

$138 Off

Holley |

#425550920

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

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$1,999.95

/kit

$2,137.95

$144 Off

Holley |

#4255501219

Holley 550-1219 Terminator X, Ford Modular 4V, EV6 Injectors

Ignition Type:

Ford 4V Mod Stock Coils

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$2,049.95

/kit

$2,193.95

Rebate

Holley |

#425082500

Holley 0-82500 Marine Avenger Carburetor, 500 CFM

Carburetor Barrels:

2-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$583.95

/each

$649.95

$144 Off

Holley |

#4255501218

Holley 550-1218 Terminator X, Ford Modular 4V, EV1 Injectors

Ignition Type:

Ford 4V Mod Stock Coils

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$2,049.95

/kit

$2,193.95

Holley |

#9109610

Holley 0-80457S 4160 600CFM Carburetor w/TPS Kit, Electric Choke

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$656.99

/kit

Holley |

#9109669

Holley 550-903 Terminator X LS1/LS6 MPFI Kit w/Pigtail/CAN Cable

Tuner Style:

Touchscreen Handheld

Sold in Quantity:

Kit

$1,713.73

/kit

Holley |

#425120521

Holley 120-521 Retrofilter Drive By Wire Air Cleaner, 14 Inch

Shape:

Round

Overall Diameter:

14"

Filter Material:

Cotton Gauze

$279.95

/each

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Products

Holley 550-942 Terminator X Max Universal MPFI Kit

Holley 300-620BK Modular Lo-Ram EFI Manifold LS1/2/6, Top Feed

Holley 0-4779S 750 CFM Double Pumper Carburetor

Holley EFI 534-244 Billet Fuel Rail Kit For LS Truck Intake

Holley 0-4781S 850 CFM Double Pumper Carburetor

Related Articles

Holley 241-247 Finned Valve Covers, SBC,Black

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

Holley 556-128 Big Wire Coil Near Plug Smart Coil Kit

Holley 0-82851SA 850 CFM Aluminum Street HP Carburetor, Mechanical

Holley 241-179 2-Piece Chevrolet Script Valve Cover Gen III/IV LS

Holley 0-82951SA 950 CFM Aluminum Street HP Carburetor, Mechanical

Holley 20-185P Polished Mid-Mount Complete Accessory System

Holley 97-152 Power Steering Pump Pulley, LS

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

Holley 550-607 HP EFI ECU & Harness Kit, LS2/LS3/LS7, Bosch O2

Holley 300-670 LS3 Manifold, Top-Feed, Rails, Single Inj, Satin

Holley 0-90670 670 CFM Truck Avenger Carburetor

Holley 550-1064 Terminator X Max Stealth EFI 58X LS Trans Control

Holley 300-620 Modular Lo-Ram EFI Manifold for LS1/2/6, Top-Feed

Holley 302-3BK LS Swap Oil Pan, Front Clearance, Black, 55-87 GM

Holley 0-80804HB Ultra XP Gas 4 Barrel Carburetor, 850 CFM

Holley 550-944 Terminator X Max Ford MPFI Kit

Holley 300-680 LS3 Lo-Ram Manifold Kit, Single Injector, Satin

Holley 20-11BK Accelerator Pump Conversion Kit, 50cc, Aluminum

Holley 0-76650BK 650 CFM Ultra Double Pumper Carburetor, Black

Holley 0-76750RD 750 CFM Ultra Double Pumper Carburetor, Red

Holley 0-80573S 750 CFM Supercharger Double Pumper Carburetor

Holley 0-4412S 500 CFM 2-Barrel Carburetor w/Fitting/Choke Cable

Holley 300-127 Mid-Rise Intake, GM LS1/LS2/LS6 w/105mm Top

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

Holley 550-1219 Terminator X, Ford Modular 4V, EV6 Injectors

Holley 0-82500 Marine Avenger Carburetor, 500 CFM

Holley 550-1218 Terminator X, Ford Modular 4V, EV1 Injectors

Holley 0-80457S 4160 600CFM Carburetor w/TPS Kit, Electric Choke

Holley 550-903 Terminator X LS1/LS6 MPFI Kit w/Pigtail/CAN Cable

Holley 120-521 Retrofilter Drive By Wire Air Cleaner, 14 Inch

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