An item used to adapt the stem of a tester, cylinder compression to various size automotive spark plug ports. It may be a threaded type to fit a designated spark plug port or a universal type designed to accommodate a range of sizes. It may be fastened to the tester stem by means of a quick change or threaded connector.
NSN 2925-01-507-3979
NSN 5925-01-004-9293
NSN 6320-01-631-7828
NSN 5910-00-798-8792
NSN 5996-01-188-8792
NSN 5998-01-220-8156
NSN 6240-01-660-5662
NSN 5935-01-408-9463
NSN 6105-00-116-6673
NSN 6620-01-084-5112
NSN 5998-01-533-3858
NSN 5998-01-209-9659