Yes its the factory head, I did not reject the carb but i did have to drill out the bottom 2 holes on the meetering steam and i also open up the main jet with 1 numbered drill bit size bigger than what fit threw the hole. I also have the motor running at 28-2900rpm. You also have to retard the timing to get rid of preignition, i run 94 octane gas and bumbed my timing up alittle, You really need to be on a dyno to set these things to get maximum power. Also the turbo set up will show you just what kind of shape your motors in. They sure sound sweet though.
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Today's Featured Article - Women and Tractors - Tractor Engine Repair - by Teri Burkholder. One of the great things about working on a tractor engine with your other half is that you know what he is thinking of at all times and can anticipate his every move and his next thought of what he will do. With Ben, anyway, I can tell! He'll be busy working and I’m handing him tools and he says, "give me that..." and I’ve already got it in his hand or "hand me that....."and I’ve got the portable light right where he needed it placed to see. "Run in the house and get me a...."as I open th
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