now why would you turn it up? It is well proven that the driveline will not hold up and you could get enough power out of the 414 to tear the drive line apart so a 600 incher would be a complete waste. Never heard of melting a manifold, only seen 1400 out of a 400 series with stock manifolds on it though, the bottom will blow out of the intake manifold at 140ish psi though. as for the pistons, their is no way with stock components you will get that far before you cook the radiator out.
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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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