Holley Chevy Blazer Engine Parts

Get an exact fit for your

Chevy Blazer

Year

Choose Year

Year

Make

Choose Make

Make

Model

Choose Model

Model

433 products

Sort By:

Clear All

Fitment

Chevy Blazer

Products

-7%

Holley |

#4252072

Holley 20-72 Universal Solenoid/Dashpot Bracket

GTIN Code:

090127036372

$41.81

/each

$45.23

Holley |

#4252092

Holley 20-92 Street Warrior Fast Idle Solenoid and Bracket

GTIN Code:

090127031483

$167.95

/kit

-11%

Holley |

#4253310

Holley 0-3310C 4160 Street 4 Barrel Carburetor, 750 CFM, Manual Choke

(2)

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$649.95

/each

$731.95

Holley |

#42512704

Holley 12-704 Big Port Adjustable Fuel Pressure Regulator, 4.5-9 PSI

(3)

Inlet Quantity:

Sold in Quantity:

Each

$181.95

/each

-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

55 Chevy Engine Build

Derek kicks off his 55 Chevy rebuild with a fresh small block.

Historic Chevy Performance Engines

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

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.

Dave Shuten's '57 Chevy Bel Air

In Dave Shuten's restomod revival, a '57 Bel Air gets a new lease on life.

Upgrading the Cooling System for a Small Block Chevy

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

Historic Indy Engines

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Transmission Replacement on a 55 Chevy

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

Holley LS Fest East 2026

Holley LS Fest East is one of our favorite events on the calendar. Here's our coverage of the 2026 event from Beech Bend Raceway.

-7%

Holley |

#42526606

Holley 26-606 Analog Style Boost/Vacuum Gauge

GTIN Code:

090127029817

$363.95

/each

$393.95

-8%

Holley |

#42537936

Holley 37-936 Renew Kit Carburetor Rebuild Kit Carburetor

Sold in Quantity:

Each

GTIN Code:

090127591635

$79.65

/each

$86.95

-7%

Holley |

#42526139

Holley 26-139 Accelerator Pump Cover, 30cc w/ Lever and Screws

GTIN Code:

090127619759

$28.39

/each

$30.71

-8%

Holley |

#42522040

Holley 220-40 Red Washable Gauze Air Filter, 16 Inch x 4 Inch

Filter Material:

Cotton Gauze

Filter Color:

Red

$111.95

/each

$121.95

-7%

Holley |

#42552243

Holley 522-43 Fuel Injector

Injector Plug Style:

Early TBI

GTIN Code:

090127290705

$233.95

/each

$253.95

-8%

Holley |

#42558424

Holley 558-424 CAN Extension Harness, 4 Foot

GTIN Code:

090127715390

Sold in Quantity:

Each

$63.19

/each

$68.95

-8%

Holley |

#42570349

Holley 703-49 Marine Carb Renew Kits

Sold in Quantity:

Each

GTIN Code:

090127110126

$66.65

/each

$72.95

Holley |

#42712807

Holley 12-807 Fuel Pressure Regulator Diaphragm Repair Kit

(13)

Sold in Quantity:

Each

GTIN Code:

090127020265

$12.64

/each

-8%

Holley |

#42597179

Holley 97-179 Tensioner Assembly with Smooth Pulley

GTIN Code:

090127018576

$181.95

/each

$197.95

-8%

Holley |

#42597161

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

Belt Type:

Serpentine

Material Type:

Steel

$275.95

/each

$299.95

Holley |

#42545228

Holley 45-228 Choke Control Cable

(4)

Sold in Quantity:

Each

GTIN Code:

090127066591

$38.00

/each

$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

-6%

Holley |

#42520210

Holley 20-210 Low Mount A/C Brackets, Gen 5 LT4/LT1 Dry Sump

Material Type:

Billet Aluminum

Finish:

Clear Anodized

Fits A/C Compressor Style:

Sanden SD7B10

$374.95

/each

$402.95

$237 Off

Holley |

#42520291

Holley 20-291 Mid-Mount Accessory System, Gen III HEMI, Natural

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Steel

$3,049.95

/kit

$3,286.95

Holley |

#42512842

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

(1)

Regulator Style:

Bypass

Material Type:

Aluminum

$199.95

/each

-7%

Holley |

#42512843

Holley 12-843 HP Billet Carbureted Fuel Pressure Regulator, Adjustable

Fuel Type:

Gasoline

Material Type:

Aluminum

$233.95

/each

$253.95

-7%

Holley |

#42512845

Holley 12-845 HP Billet Carbureted By-Pass Fuel Pressure Regulator

Regulator Style:

Bypass

Material Type:

Aluminum

$289.95

/each

$313.95

-9%

Holley |

#42512847

Holley 12-847 Dominator Billet Carbureted By-Pass Fuel Pressure Reg.

Regulator Style:

Bypass

Material Type:

Aluminum

$299.95

/each

$329.95

-7%

Holley |

#42512848

Holley 12-848 Dominator Billet EFI By-Pass Fuel Pressure Regulator

(4)

Fuel Type:

Gasoline

Material Type:

Aluminum

$289.95

/each

$313.95

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

-8%

Holley |

#42512889

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

Regulator Style:

Return

Material Type:

Diecast

$193.95

/each

$210.95

-7%

Holley |

#42512823

Holley 12-823 Regulator Rebuild Kit

GTIN Code:

090127681763

$46.57

/each

$50.38

-7%

Holley |

#42512824

Holley 12-824 Regulator Rebuild Kit

GTIN Code:

090127681770

$49.95

/each

$53.72

-8%

Holley |

#42512827

Holley 12-827 Regulator Rebuild Kit

GTIN Code:

090127681800

$62.35

/each

$67.95

$738 Off

Holley |

#42520200BK

Holley 20-200BK Premium Mid-Mount Complete Accessory System, LT

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$3,649.95

/each

$4,387.95

$325 Off

Holley |

#42520221BK

Holley 20-221BK GM LT4 Engine Dry Sump Mid-Mount Accessory System

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Water Pump Included:

Yes

$3,949.95

/kit

$4,274.95

-7%

Holley |

#425112587

Holley 112-587 Universal 4BBL 1000CFM 4150 Flange Throttle Body

Throttle Body Style:

Multi-Port Injection (MPI)

Sold in Quantity:

Each

$779.95

/each

$843.95

$244 Off

Holley |

#4255501076

Holley 550-1076 Terminator X Stealth 4150 2X4, 1500 HP, Gold

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

1250

$3,299.95

/kit

$3,543.95

-6%

Holley |

#425522121X

Holley 522-121X 120 LB/HR Performance Fuel Injector, Single

Fuel Injector O-Rings Included:

Yes

Injector Plug Style:

USCAR/EV6/EV14

$99.95

/each

$106.95

Showing 1 - 108 of 433 results

Shop Feedback:

Did you find what you are looking for?

Holley Chevy Blazer Engine Parts

Year

Subcategory

Part

Brand

Product Line

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Holley 20-72 Universal Solenoid/Dashpot Bracket

Holley 20-92 Street Warrior Fast Idle Solenoid and Bracket

Holley 0-3310C 4160 Street 4 Barrel Carburetor, 750 CFM, Manual Choke

Holley 12-704 Big Port Adjustable Fuel Pressure Regulator, 4.5-9 PSI

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

Related Articles

Holley 26-606 Analog Style Boost/Vacuum Gauge

Holley 37-936 Renew Kit Carburetor Rebuild Kit Carburetor

Holley 26-139 Accelerator Pump Cover, 30cc w/ Lever and Screws

Holley 220-40 Red Washable Gauze Air Filter, 16 Inch x 4 Inch

Holley 522-43 Fuel Injector

Holley 558-424 CAN Extension Harness, 4 Foot

Holley 703-49 Marine Carb Renew Kits

Holley 12-807 Fuel Pressure Regulator Diaphragm Repair Kit

Holley 97-179 Tensioner Assembly with Smooth Pulley

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

Holley 45-228 Choke Control Cable

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 20-210 Low Mount A/C Brackets, Gen 5 LT4/LT1 Dry Sump

Holley 20-291 Mid-Mount Accessory System, Gen III HEMI, Natural

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

Holley 12-843 HP Billet Carbureted Fuel Pressure Regulator, Adjustable

Holley 12-845 HP Billet Carbureted By-Pass Fuel Pressure Regulator

Holley 12-847 Dominator Billet Carbureted By-Pass Fuel Pressure Reg.

Holley 12-848 Dominator Billet EFI By-Pass Fuel Pressure Regulator

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

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

Holley 12-823 Regulator Rebuild Kit

Holley 12-824 Regulator Rebuild Kit

Holley 12-827 Regulator Rebuild Kit

Holley 20-200BK Premium Mid-Mount Complete Accessory System, LT

Holley 20-221BK GM LT4 Engine Dry Sump Mid-Mount Accessory System

Holley 112-587 Universal 4BBL 1000CFM 4150 Flange Throttle Body

Holley 550-1076 Terminator X Stealth 4150 2X4, 1500 HP, Gold

Holley 522-121X 120 LB/HR Performance Fuel Injector, Single