I've been wanting to pressure my 2 ICs and made a trip to Home Depot and found the parts for $1.00. I was surprised to find 2-3 small leaks in each IC. Here are some pics
http://www.immautospecialties.com/parts/Images/ICpressuretest.jpg
http://www.immautospecialties.com/parts/Images/ICpressuretest2.jpg
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IMM Auto Specialties
http://www.immautospecialties.com/parts/Images/ICpressuretest.jpg
http://www.immautospecialties.com/parts/Images/ICpressuretest2.jpg
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IMM Auto Specialties