Spark Plugs
#1
Spark Plugs
I have a Mh with 460 Carb Engine,on last trip had (2) plugs go bad ie gap closed,just checked again at garage another plug same, engine runs hot as do most Mh.Plugs in now AutoLite #25 it did Have Champion#RV15YC4. ? should I go back to this Plug.Is there a differance in heat range /
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