Small Block Chevy 283-350-400 Engine Serpentine Conversion Kit Air Conditioning and Alternator All Inclusive Spartan WRAPTOR™ 6 Track Serpentine System for Chevy Small Block engines with 140 Amp alternator and Peanut Style AC compressor. 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.