Accessory Brackets & Components

Holley GM LS/LT Gen III/IV Hardware Kit 97-174 *Replacement Hardware kit for 20-135 & 20-143   Kit contains the following replacement parts: Qty 1 - Driver's Side Idler Pulley Step Spacer Qty 2 - Alternator Bolts - M10 x 1.5 x 80 Qty...

Holley GM LS Gen III/IV Hardware Kit 97-172 Replacement Hardware kit for 20-133 & 20-140 Kit contains the following replacement parts: Qty 1 - Spacer to Passenger's Side Head Bolt - M10 x 1.5 x 30 Qty 3 - A/C Compressor Bolts - M8 x 1.25 x...

Holley GM LS Gen III/IV Hardware Kit 97-170 Replacement Hardware kit for 20-131 & 20-136 Kit contains the following replacement parts: Qty 1 - Driver's Side Idler Pulley Step Spacer Qty 1 - Spacer to Passenger's Side Head Bolt - M10 x 1.5 x...

Holley GM LS Gen III/IV Hardware Kit 97-173 Replacement Hardware kit for 20-134, 20-141, & 20-142 Kit contains the following replacement parts:   Qty 1 - Spacer to Passenger's Side Head Bolt - M10 x 1.5 x 30 Qty 3 - Passenger's Side...

Holley GM LS Hardware Kit 97-171 Hardware kit for 20-132, 20-137, & 20-138 Kit contains the following replacement parts: Qty 1 - Spacer to Passenger's Side Head Bolt - M10 x 1.5 x 30 Qty 2 - Alternator Bolts - M10 x 1.5 x 80 Qty 2 - Power...

Holley LT4 Dry Sump Mid Mount Accessory Drive System 20-221BK - Black Holley's complete accessory systems for LT4 and LT5 applications have all accessories pulled up and in tight. Plus, they add the much needed hydraulic power steering solution. There...

Holley LT4 Hydraulic Power Steering Add-On System 20-223BK - Black Hydraulic Power Steering Add-on System for LT4 Dry Sump Engines-Black Finish Looking to put an LT4/LT5 crate motor or junkyard motor into your vehicle originally equipped with hydraulic...

Holley LT4 Hydraulic Power Steering Add-On System 20-222BK - Black Hydraulic Power Steering Add-on System for LT4 Wet Sump Engines- Black Finish Looking to put an LT4/LT5 crate motor or junkyard motor into your vehicle originally equipped with hydraulic...

Holley Gen V LT Complete Accessory Drive Kit w/Alt, P/S, A/C, W/P  20-170 Includes SD7 A/C Compressor, Alternator, P/S Pump, Water Pump, Tensioner, Belt, & Pulleys   GM has updated its V8 performance engines and launched the new Gen V LT1...

Holley Gen V LT Accessory Drive Install Kit 21-5 GM has updated its V8 performance engines and launched the new Gen V LT1 direct injected engine as a replacement for the very popular LS series of engines. This new accessory drive bracket installation...

Holley LS Alternator & Power Steering Pump Accessory Drive Kit 20-143BK - Black Now available from Holley are complete kits that have everything needed for the application including the belt. Included are accessories, pulleys, tensioner, and belt...

Holley LS Mid Mount Accessory Drive System 20-185BK Holley’s Mid-Mount complete accessory system has all accessories pulled in tighter than other accessory drives. At the heart of the system is a “bracketless” design (Patent Pending),...