$127, Oil Pressure Master Test Kit

"Waekon Industries OPK01 WAEOPK01 Oil Pressure Master Test Kit Features and Benefits: The most complete oil pressure test kit available Kit includes: 0-100 psi gauge, 2-1/2" dial face with protective rubber boot, complete lookup tables, and a durable storage case. Model: WAEOPK01 Price: $127.42 Source: http://www.tooloutfitters.com/oil-pressure-master-test-kit.html