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 6685-01-634-0611
NSN 5935-01-299-7453
NSN 6150-01-068-2356
NSN 5855-01-334-6594
NSN 6610-00-899-1751
NSN 5905-01-563-4394
NSN 6130-01-360-0317
NSN 6110-01-462-1698
NSN 6135-01-205-5965
NSN 6130-00-937-0642
NSN 4140-00-256-9913
NSN 6610-01-380-2087