Sun Amp gauge $40. plus $20. shipping. SW Oil & Amp gauge's $50. per set plus $20. shipping. 2-Mechanical Oil Pressure Gauges. #360-AG-D-5 (May 1960) No # on other oil gauge. 2-Amp Gauges. Amp# 357-X-E-9 (Sept. 1961) Amp# 359-M-D-8 (Aug 1960) (1-Aluminum Two Gauge holder free when you buy a set of SW Gauges, I have only one holder.)