RE: 4C plugs
just baught a new type f plug (only have one that is operational) and a apc 14-4 prop.
I have gone through a few posts and there have been a very diverse opinion about my engine and a apc 14-4. I am just going to try and see how it goes.
I guese i will be one of the firsts to do this on this engine so i will post some numbers when i get it.