Posted: 3/23/2012 2:23:31 PM EDT
| I got a 92 Ford F350 in a nice trade. The guy had some AC R45TS plugs he never put in. The truck should have R43TS. How much does it matter to run a little hotter plug? It is cold where I live. The truck will not be used much, plowing snow and hauling hay though. High altitude too, 8500 ft. |