Ac spark plug heat range chart
Ac Spark Plug Heat Range Chart. #4 · mar 29, 2013. 4 is the 14mm threads and 6 is the heat range and s means projected tip.
ACDelco R43TS Professional Conventional Spark Plug (Pack of from www.amazon.com
Ac delco spark plugs, r means resistor type, 46 means: #4 · mar 29, 2013. 4 is the 14mm threads and 6 is the heat range and s means projected tip.
1 Ac spark plug heat range chart
4 Is The 14Mm Threads And 6 Is The Heat Range And S Means Projected Tip.
#4 · mar 29, 2013. Ac delco spark plugs, r means resistor type, 46 means:
