I have a lonely AC K-12 Spark Plug. My records show that an AC K-11 was an original AC spark plug for the years 1935-1937. True? Was the K-12 AC Plug ever used as an original Chevy plug?

dtm


the toolman
60th Anniversary Meet Chairperson
Dave
VCCA # L 28873
VCCA #83 Tool Technical Advisor for 1914-1966
VCCA #83 1940 Chevrolet Technical Advisor