Holley GMC K25 Engine Parts

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GMC K25

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K25

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413 products

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GMC K25

Products

-8%

Holley |

#42512889

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

Fuel Pressure Rating (psi):

59.5

GTIN Code:

090127006252

$193.95

/each

$210.95

-8%

Holley |

#42597161

Holley 97-161 Replacement Crankshaft Pulley, LT1 with Mid-Mount

Belt Type:

Serpentine

Material Type:

Steel

$275.95

/each

$299.95

$157 Off

Holley |

#425534294

Holley 534-294 Terminator 4150 Throttle Body, 4 Injector, Gold

Throttle Body Style:

Throttle Body Injection (TBI)

Sold in Quantity:

Each

$1,699.95

/each

$1,856.95

-7%

Holley |

#425558104

Holley 558-104 Universal MPFI Main Harness

GTIN Code:

090127666746

$571.95

/each

$618.95

-6%

Holley |

#425558466

Holley 558-466 Weatherpak to GT (SS) MAP Adapter Harness

MAP Sensor Included:

Sold in Quantity:

Each

$49.95

/each

$53.15

-8%

Holley |

#42570333

Holley 703-33 Marine Renew Kit

GTIN Code:

090127096246

$110.95

/each

$120.95

Holley |

#425080783C

Holley 0-80783C 650 CFM Classic Holley Carburetor

(1)

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$749.95

/each

Holley |

#4253023

Holley 302-3 LS Swap Retro Fit Cast Oil Pan, GM LS

(4)

Sump Style:

Wet Sump

Sump Location:

Rear

$499.95

/each

Holley |

#9109646

Holley 0-4412S 500 CFM 2-Barrel Carburetor w/Fitting/Adapter Kit

Carburetor Barrels:

2-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$632.43

/kit

Holley |

#9109494

Holley 94 Power Valve Kit

(2)

Sold in Quantity:

Each

$11.99

/each

Holley |

#42512841

Holley 12-841 HP Billet Carbureted By-Pass Fuel Pressure Regulator

(2)

Regulator Style:

Bypass

Material Type:

Aluminum

$167.95

/each

Holley |

#42512842

Holley 12-842 HP Billet Carbureted By-Pass Fuel Pressure Regulator

(1)

Regulator Style:

Bypass

Material Type:

Aluminum

$199.95

/each

Holley |

#42512880

Holley 12-880 Adjustable Billet By-Pass Regulator, -6 AN

(2)

Regulator Style:

Bypass Return Style

Material Type:

Billet Aluminum

$207.95

/each

Holley |

#42512887

Holley 12-887 By Pass Style Carbureted Fuel Pressure Regulator

(7)

Regulator Style:

Return

Material Type:

Aluminum

$84.35

/each

Holley |

#9109639

Holley 37-119 4160 4BBL 600CFM Carb Rebuild Kit/Cleaning Brushes

Gasket(s) Included:

Yes

Fuel Type:

Gasoline

Sold in Quantity:

Kit

$118.99

/kit

Holley |

#9109645

Holley 0-4412S 500 CFM 2-Barrel Carburetor w/10 Inch Air Cleaner

(2)

Sold in Quantity:

Kit

CFM:

500 CFM

Material Type:

Aluminum

$584.99

/kit

Holley |

#9109649

Holley 0-4412SA 500 CFM 2-Barrel Carburetor w/10 Inch Air Cleaner

(3)

Carburetor Barrels:

2-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$584.99

/kit

Holley |

#9109651

Holley 0-82651SA 650CFM Alum Street HP Carb w/4150 Dual Feed Line

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$829.93

/kit

Holley |

#9109662

Holley 302-2 Univ. GM LS Swap Retro-Fit Oil Pan Installation Kit

(2)

Finish:

Natural

Dipstick Location:

Passenger Side

Sold in Quantity:

Kit

$603.99

/kit

Holley |

#9109604

Holley 302-1 LS Swap Retro-Fit Oil Pan w/302-15 Dipstick/Gasket

Sump Style:

Wet Sump

Sump Location:

Rear

Material Type:

Aluminum

$579.99

/kit

Holley |

#9109605

Holley 302-2 LS Swap Retro-Fit Oil Pan w/302-15 Dipstick/Gasket

(5)

Sump Style:

Wet Sump

Material Type:

Aluminum

Finish:

Painted

$579.99

/kit

Holley |

#9109626

Holley 12-841 HP Billet Fuel Press Regulator,Gauge/Chrome Fitting

(1)

Regulator Style:

Adjustable

Sold in Quantity:

Kit

$212.99

/kit

Holley |

#9109635

Holley 0-80670 Avenger 670CFM Carburetor w/Fuel Feed Line/Studs

(3)

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$728.99

/kit

Holley |

#42712807

Holley 12-807 Fuel Pressure Regulator Diaphragm Repair Kit

(13)

Sold in Quantity:

Each

GTIN Code:

090127020265

$12.64

/each

Holley |

#42737119

Holley 37-119 Model 4160 4 Barrel, 600 CFM Carb Rebuild Kit

(19)

GTIN Code:

090127059173

$49.95

/each

Holley |

#427371543

Holley 37-1543 2300 2 Barrel Carburetor Rebuild Fast Kit

(11)

Fuel Type:

Gasoline

Sold in Quantity:

Each

$47.94

/each

Holley |

#42526680

Holley 26-68 Carburetor Main Jet Removal Tool

Material Type:

Steel

Sold in Quantity:

Each

$31.65

/each

Holley |

#9109608

Holley 0-8007 390CFM Carburetor w/Adapter and 14 Inch Filter Kit

(1)

CFM:

390 CFM

Finish:

Dichromate

Material Type:

Aluminum

$929.99

/kit

-5%

Holley |

#425550903

Holley 550-903 Terminator X LS1/LS6 MPFI Kit

(2)

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$1,599.95

/each

$1,687.95

-5%

Holley |

#425550905

Holley 550-905 Terminator X LS2/LS3 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$1,599.95

/each

$1,687.95

-5%

Holley |

#425550910

Holley 550-910 Terminator X 58X/4X EV1 LS MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

$1,599.95

/kit

$1,687.95

$138 Off

Holley |

#425550917

Holley 550-917 Terminator X Max Early Truck Engine MPFI Kit

(3)

Ignition Type:

Factory GM

Injector Connector:

Multec 2

Tuner Style:

Touchscreen Handheld

$1,999.95

/each

$2,137.95

$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

$163 Off

Holley |

#425550928

Holley 550-928 Terminator X Max LS2/LS3 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$2,199.95

/each

$2,362.95

$138 Off

Holley |

#425550931

Holley 550-931 Terminator X Max LS2/LS3 MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$1,999.95

/each

$2,137.95

$138 Off

Holley |

#425550932

Holley 550-932 Terminator X Max 24X/1X EV6 LS MPFI Kit, DBW

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$1,999.95

/kit

$2,137.95

Showing 1 - 144 of 413 results

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Holley GMC K25 Engine Parts

Year

Subcategory

Part

Brand

Product Line

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

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

Holley 97-161 Replacement Crankshaft Pulley, LT1 with Mid-Mount

Holley 534-294 Terminator 4150 Throttle Body, 4 Injector, Gold

Holley 558-104 Universal MPFI Main Harness

Holley 558-466 Weatherpak to GT (SS) MAP Adapter Harness

Holley 703-33 Marine Renew Kit

Holley 0-80783C 650 CFM Classic Holley Carburetor

Holley 302-3 LS Swap Retro Fit Cast Oil Pan, GM LS

Holley 0-4412S 500 CFM 2-Barrel Carburetor w/Fitting/Adapter Kit

Holley 94 Power Valve Kit

Holley 12-841 HP Billet Carbureted By-Pass Fuel Pressure Regulator

Holley 12-842 HP Billet Carbureted By-Pass Fuel Pressure Regulator

Holley 12-880 Adjustable Billet By-Pass Regulator, -6 AN

Holley 12-887 By Pass Style Carbureted Fuel Pressure Regulator

Holley 37-119 4160 4BBL 600CFM Carb Rebuild Kit/Cleaning Brushes

Holley 0-4412S 500 CFM 2-Barrel Carburetor w/10 Inch Air Cleaner

Holley 0-4412SA 500 CFM 2-Barrel Carburetor w/10 Inch Air Cleaner

Holley 0-82651SA 650CFM Alum Street HP Carb w/4150 Dual Feed Line

Holley 302-2 Univ. GM LS Swap Retro-Fit Oil Pan Installation Kit

Holley 302-1 LS Swap Retro-Fit Oil Pan w/302-15 Dipstick/Gasket

Holley 302-2 LS Swap Retro-Fit Oil Pan w/302-15 Dipstick/Gasket

Holley 12-841 HP Billet Fuel Press Regulator,Gauge/Chrome Fitting

Holley 0-80670 Avenger 670CFM Carburetor w/Fuel Feed Line/Studs

Holley 12-807 Fuel Pressure Regulator Diaphragm Repair Kit

Holley 37-119 Model 4160 4 Barrel, 600 CFM Carb Rebuild Kit

Holley 37-1543 2300 2 Barrel Carburetor Rebuild Fast Kit

Holley 26-68 Carburetor Main Jet Removal Tool

Holley 0-8007 390CFM Carburetor w/Adapter and 14 Inch Filter Kit

Holley 550-903 Terminator X LS1/LS6 MPFI Kit

Holley 550-905 Terminator X LS2/LS3 MPFI Kit

Holley 550-910 Terminator X 58X/4X EV1 LS MPFI Kit

Holley 550-917 Terminator X Max Early Truck Engine MPFI Kit

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

Holley 550-928 Terminator X Max LS2/LS3 MPFI Kit

Holley 550-931 Terminator X Max LS2/LS3 MPFI Kit

Holley 550-932 Terminator X Max 24X/1X EV6 LS MPFI Kit, DBW