As far as the gauge, many parts stores will rent them or you can purchase one at the test equipment store site on this page.
Let me know what you find.
joe
Image (Click to enlarge)
Mar 9, 2009 at 2:51 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.