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 6650-01-139-6467
NSN 4140-00-575-6586
NSN 6320-01-578-6006
NSN 6220-00-452-5308
NSN 6135-01-313-8323
NSN 5975-00-624-1919
NSN 5920-01-160-9260
NSN 5950-01-250-1051
NSN 6110-00-498-6868
NSN 5950-01-122-1579
NSN 6610-01-192-5333
NSN 6685-00-135-1353