10CUIN doesent need any more gas they sped the motor up a bunch of rpms and you could take a B with the larger bore and speed it up and get the same horses. I have some friends that have ran dynos and they got more hp by just the rpms. Now if you want more bore the block to take the 3 1/4 sleeve and get a 340 head and 2200 rpms then you are talking. I have a friend who did that and gets 42 on the dyno he hasnt done the carb jets yet but is winning his clas but he is an experienced puller and has wts and some other tricks and wins his class hasnt needed to go with the next set of drilling out the jets so far plugs are burning great. Just get the kit they are avail for 280 this would be 3 1/8 hi-dome. Take the crank and get it checked probbably needs grinding. You wont need to go to 12v either just get things in shape.
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Today's Featured Article - Pitfalls of Tractor Engine Rebuilds - by Chris Pratt. The first pop after you have put the machine together with your own hands is exciting and pleasing. The whole experience can be marred if one moves too fast and makes too many assumptions that they can just use "as is" some parts they should be closely scrutinizing and possibly attended to. In such cases, rework makes what could have been a fun project turn into an irritant or even a nightmare. Minor Irritants To give you an example of an minor but irritating proble
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