Similar VIVOHOME Upgraded 4CFM 1/3 HP 1-Stage HVAC Vacuum Pump and 4 Way AC Manifold Gauge Set with Leak Detector, 5ft Hoses & Accessories for R134a R12 R22 R502 R410a Automotive Air Conditioner Maintenance is up for auction in Tools & Home Improvement. The current bid is $68.89, 52% below the $143.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.