Holley Cooling and Heating

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$725 Off

Holley |

#42520201BK

Holley 20-201BK Premium Mid-Mount Race Accessory System, Black

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

$3,549.95

/kit

$4,274.95

-8%

Holley |

#425212BK

Holley 21-2BK LS Accessory Drive Bracket Kit,Middle Alignment,Blk

Hardware Included:

Yes

Sold in Quantity:

Kit

$169.95

/each

$184.95

$400 Off

Holley |

#42520138

Holley 20-138 LS Complete Accessory Drive Kit w/SD7 A/C Compressor

GTIN Code:

090127685624

$1,849.95

/each

$2,249.95

$882 Off

Holley |

#42520190P

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

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$4,249.95

/each

$5,131.95

-6%

Holley |

#42520160BK

Holley 20-160BK Low-Mount LS Drive System w/Sanden SD7, Passenger

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Water Pump Pulley Included:

$1,049.95

/kit

$1,124.95

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

Car Cooling System Components

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.

Bringing the Heat

18 Chevys throw down at the 2017 Classic Industries Super Chevy Muscle Car Challenge presented by Falken Tires

How to Install a Starter Heat Shield

Learn how to keep your starter cool using a heat shield. Read the steps and parts necessary for the installation.

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.

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

Ford 302 Build Combinations: Recipes for 300-500+ HP

Ford’s 302ci small block V8 is one of Ford’s best engine designs and is capable of great power with the right parts

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.

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.

Installing an External Oil Cooler

In this guide, Kevin demonstrates how to properly install an external oil cooler in his '54 Chevy Belair with a Big Block Chevy engine.

-5%

Holley |

#42520134P

Holley 20-134P LS Accessory Drive Bracket Kit, Passenger Side,Pol

A/C Bracket Finish:

Polished

A/C Bracket Included:

Yes

A/C Bracket Material:

Cast Aluminum

$399.95

/each

$422.95

$452 Off

Holley |

#42520136BK

Holley 20-136BK LS/LT High-Mount Complete Accessory Drive Kit

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Water Pump Pulley Included:

$2,199.95

/kit

$2,651.95

$557 Off

Holley |

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

$3,299.95

/kit

$3,993.95

$421 Off

Holley |

#42520162BK

Holley 20-162BK Low-Mount LS Complete Accessory Drive System

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Water Pump Pulley Included:

$1,999.95

/kit

$2,420.95

$613 Off

Holley |

#42520293

Holley Gen III Hemi, VVT, Mid-Mount Complete Accessory System

Sold in Quantity:

Each

$3,999.95

/each

$4,612.95

-7%

Holley |

#42520155P

Holley 20-155P Low LS Accessory Bracket, Driver's P/S, Alternator

Power Steering Pump Included:

Power Steering Pump Bracket Finish:

Polished

Power Steering Pump Brackets Included:

Yes

$499.95

/kit

$541.95

-6%

Holley |

#42520132P

Holley 20-132P LS Accessory Drive Bracket Kit, Pass/Driver, Pol

Power Steering Pump Bracket Finish:

Polished

Power Steering Pump Brackets Included:

Yes

Power Steering Pump Bracket Material:

Cast Aluminum

$649.95

/each

$696.95

-7%

Holley |

A/C Bracket Finish:

Black

A/C Bracket Included:

Yes

A/C Bracket Material:

Cast Aluminum

$299.95

/each

$328.95

Holley |

#42520133P

Holley 20-133P LS Accessory Drive Bracket Kit, A/C, Pass Side,Pol

A/C Bracket Finish:

Polished

A/C Bracket Included:

Yes

A/C Bracket Material:

Cast Aluminum

$399.95

/each

$538 Off

Holley |

#42520181BK

Holley 20-181BK Premium Mid-Mount Race Accessory System, Black

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

$3,399.95

/kit

$3,937.95

$413 Off

Holley |

#42520156BK

Holley 20-156BK Low-Mount LS Drive System ALT, P/S Driver Side

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Water Pump Pulley Included:

$1,949.95

/kit

$2,362.95

$119 Off

Holley |

#42520156

Holley 20-156 Low-Mount LS Drive System ALT, P/S Driver Side

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Water Pump Pulley Included:

$1,399.95

/kit

$1,518.95

-7%

Holley |

#425215

Holley 21-5 Installation Kit For GM Gen V LT Accessory Drive

Sold in Quantity:

Kit

GTIN Code:

090127008737

$311.95

/kit

$337.95

-8%

Holley |

#42520142BK

Holley 20-142BK LS High-Mount A/C Accessory Drive Kit, Black

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Water Pump Pulley Included:

$999.95

/kit

$1,094.95

$594 Off

Holley |

#42520182BK

Holley 20-182BK Premium Mid-Mount Race Accessory System, Black

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

$2,949.95

/kit

$3,543.95

-6%

Holley |

#42520141BK

Holley 20-141BK LS High-Mount A/C Accessory Drive Kit, Black

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Water Pump Pulley Included:

$1,049.95

/kit

$1,124.95

-7%

Holley |

#42597166

Holley 97-166 LT Cooling Manifold for Mid-Mount Drive, Polished

Material Type:

Aluminum

Finish:

Polished

$675.95

/each

$731.95

$419 Off

Holley |

#42520290

Holley Non VVT HEMI Mid-Mount Complete Accessory System

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Steel

as low as

$3,349.95

/each

$3,768.95

$445 Off

Holley |

#42520137BK

Holley 20-137BK LS/LT High-Mount Complete Accessory Drive Kit

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Water Pump Pulley Included:

$2,149.95

/kit

$2,594.95

Holley |

#425213BK

Holley 21-3BK LS Acessory Drive Bracket Kit, Long Alignment

Hardware Included:

Yes

Sold in Quantity:

Set

$119.95

/set

-17%

Holley |

#UP233845

Holley 20-133 RF Compressor LS Acc Drive Brackets, Pass. Side AC

Garage Sale Type:

Open Box

Hardware Included:

Yes

Fits A/C Compressor Style:

Harrison R4

$243.99

/each

$296.95

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Products

Holley 20-201BK Premium Mid-Mount Race Accessory System, Black

Holley 21-2BK LS Accessory Drive Bracket Kit,Middle Alignment,Blk

Holley 20-138 LS Complete Accessory Drive Kit w/SD7 A/C Compressor

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

Holley 20-160BK Low-Mount LS Drive System w/Sanden SD7, Passenger

Related Articles

Holley 20-134P LS Accessory Drive Bracket Kit, Passenger Side,Pol

Holley 20-136BK LS/LT High-Mount Complete Accessory Drive Kit

Holley Gen III Hemi, Non VVT, Mid-Mount Complete Accessory System

Holley 20-162P Low-Mount LS Complete Accessory Drive System

Holley 20-142P LS High-Mount A/C Accessory Drive Kit, Polished

Holley 20-140BK LS High-Mount A/C Accessory Drive Kit, Black

Holley 20-137P LS/LT High-Mount Complete Accessory Drive Kit

Holley 20-201 Premium Mid-Mount Race Accessory System

Holley 20-162BK Low-Mount LS Complete Accessory Drive System

Holley Gen III Hemi, VVT, Mid-Mount Complete Accessory System

Holley 20-155P Low LS Accessory Bracket, Driver's P/S, Alternator

Holley 20-132P LS Accessory Drive Bracket Kit, Pass/Driver, Pol

Holley 97-168 LT Cooling Manifold for Mid-Mount Drive, Black

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

Holley 20-202P Premium Mid-Mount Race Accessory System, Polished

Holley 20-133BK LS Accessory Drive Bracket Kit, Pass Side, Black

Holley 20-133P LS Accessory Drive Bracket Kit, A/C, Pass Side,Pol

Holley 20-181BK Premium Mid-Mount Race Accessory System, Black

Holley 20-156BK Low-Mount LS Drive System ALT, P/S Driver Side

Holley 20-156 Low-Mount LS Drive System ALT, P/S Driver Side

Holley 21-5 Installation Kit For GM Gen V LT Accessory Drive

Holley 20-142BK LS High-Mount A/C Accessory Drive Kit, Black

Holley 20-182BK Premium Mid-Mount Race Accessory System, Black

Holley 20-141BK LS High-Mount A/C Accessory Drive Kit, Black

Holley 97-166 LT Cooling Manifold for Mid-Mount Drive, Polished

Holley Non VVT HEMI Mid-Mount Complete Accessory System

Holley 20-137BK LS/LT High-Mount Complete Accessory Drive Kit

Holley 21-3BK LS Acessory Drive Bracket Kit, Long Alignment

Holley 20-133 RF Compressor LS Acc Drive Brackets, Pass. Side AC

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