Add to Wishlist OTC 5079 Power Steering System Analyzer OTC 5079 Power Steering System Analyzer There is only one way to troubleshoot problem components in a heavy-duty power steering system: a flow and pressure reading meter. OTC's new No. 5079 measures both: 1 to 10 gallons oil flow and up to 3,000 psi of... MSRP: $819.00