Check the listing for details. Big Block Chevy Serpentine System 6 RIB CIRCLES BBC 396 427 454 BBC CONVERSION. Condition: New other (see details), Made in United States. Listed at 297.00 USD. Chevy Big Block Pulley Serpentine System for Power Steering Long Water Pump (LWP) (396 - 427 - 454 CID) Introducing the Spartan™ Big Block Chevy Serpentine Kit! CVF's same great quality is now available in a 6 rib design at a more consumer friendly price! Like all CVF products, this serpentine kit is backed by our industry leading lifetime warranty! Mounts Saginaw P Series Power Steering pump low on driver side and puts alternator on the passenger side in a mid-mount configuration. Uses standard Chevy long water pump. KIT INCLUDES: ---1 Belt Water Pump Pulley ---2 Belt Crank Pulley ---1 Belt Alternator Pulley ---Passenger Side Alternator Bracket ---Driver Side Power Steering Bracket ---1 Belt Power Steering Pulley (Keyway Style) ---ALTFAN - Universal alternator fan REQUIRES KEYWAY SHAFT ON SAGINAW P SERIES PUMP.