Big Block Chevy 396, 427 and 454 Serpentine Conversion Kit Air Conditioning, Power Steering and Alternator All Inclusive WRAPTORTM 8 Track Serpentine System for Chevy Big Block engines with 140 Amp alternator, GM Type II Power Steering Pump and Peanut Style AC compressor. CVF Racing's 8 Rib Serpentine pulleys increase grip, reduce stretching and prevent slipping compared to traditional 6 Rib designs. Spring loaded Gates tensioner ensures proper tension during hard acceleration and deceleration while compensating for belt stretch. Places alternator on the driver's side above the power steering pump.