Circa: MID 1900's
Condition: Good++
Manufacturer: AC
Offering these two vintage spark plug for one price. Included are (1) AC knurl threaded top brass, MADE IN U.S.A.(1) AC K-11 MADE IN U.S.A..
Both appear to be unused, both have brass tips. The knurl threaded cap appears to have been used, not the plug. Both are in good shape, no rust or damage, no apparent wear, some minor storage dirt.