Holley Big Block Chevy Mid-Mount Complete Accessory System - 20-242BK o2-sensors 440 Six Pack

440 Six Pack

Mandrel bent S-shape pipes developed to simplify the routing and fabrication of exhaust pipes from headers to muffler

This new accessory drive bracket installation kit allows the use of our popular & reliable Holley LS accessory drive bracket systems to be installed on the new LT1 engine

6L V8 1957 - 1958 Chevrolet Truck 3600 283/4

Holley Big Block Chevy Mid-Mount Complete Accessory System - 20-242BK o2-sensors 440 Six PackOverview: Holley's Mid Mount accessory drives are now available for your big block Chevrolet engines! The revolutionary system does what no other accessory bracket system has done GETS RID OF THE BRACKETS! The 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), where the accessories bolt directly to the water pump for a clean,