Description
Complete Big Block Accessory System. The Holley Big Block Chevy Mid Mount Pulley provides a bracketless accessory drive setup for big block Chevrolet engines, simplifying installation and enhancing engine appearance. This accessory system integrates the water pump, alternator, A/C compressor, and power steering pump in a compact design that improves engine visibility while maintaining optimal accessory performance.
Construction and Appearance. Constructed from cast aluminum, the system features a black finish with billet pulley covers for the alternator, tensioner, and compressor. The water pump and alternator designs are inspired by modern LT1 engineering, combining durability with advanced 6-phase alternator technology and compact component layouts.
Installation. Designed for easy assembly with all necessary accessories, pulleys, belts, and adapters included, this system installs without the need for additional brackets or specialized tools.
Warranty. Covered by a manufacturer’s limited 90-day warranty for peace of mind.
Application. Fits Chevrolet big block V8 engines, providing compatibility across a wide range of models equipped with this engine type.
Holley 20-242BK
CA Residents: WARNING: Cancer and Reproductive Harm
- Big Block Chevy Mid-Mount Complete Accessory System Black Finish
- Legal For Sale Or Use On Emissions Controlled Vehicles, Non-Emissions Controlled Vehicles, And Racing Use Only Vehicles
- Bracketless Accessory Mounting With Accessories Bolting Directly To Water Pump
- Premium Alternator With 6-Phase Technology
- Water Pump Design Features Optional Side Or Top Heater Ports
- Includes Water Pump, A/C Compressor, Alternator, Power Steering Pump With Reservoir
- All Pulleys, Belt, And Installation Hardware Included
- Color Graphical Instructions For Easy Assembly
- O-Ring Seal To Engine
- Hidden Thermostat Bypass And Heater Hose Ports With NPT Line Adapters
- LT1 Style Alternator And Water Pump Design
- Compact SD7 A/C Compressor And Type II Power Steering Pump
- Power Steering Adapter Hardline To AN -6 Adapter Included
- OE Pulley Ratios For Optimal Accessory Performance
- Available In Natural And Black Finishes
- Billet Alternator Tensioner And Compressor Pulley Covers
- 150 Amp Alternator Output
- Serpentine Pulley Style Belt System
- Cast Aluminum Material Construction
- Includes Power Steering Pulley Reservoir And Hardline
- No Damper Or Thermostat Included
- Manufacturer’s Limited 90 Day Warranty
- Fits Chevrolet Big Block Engines
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