SKU: 2256734839
Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
OEM - 15254559
50 inch Emission Code 4 Engine Chevrolet Small Block Header Finish Black Paint Header Style Block Hugger Primary Tube Dia
Ultra Street Avengers feature an optimized street calibration that works-out-of-the-box
Stainless tip can be positioned for any direction of exhaust
3L V8 1955 - 1957 Chevrolet One-Fifty Series 265/4
Holley Big Block Chevy Mid-Mount Complete Accessory System - 20-242BK master-cylinders-and-parts OEM - 15254559Overview: 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,
