That was Sheppards claim to fame that they were the first direct start diesel tractor.They have a toaster wire set-up in the intake that you pre-heat,then it has a hand pressure pump to spray fuel onto the hot wire to vaporize the fuel.It works good to a certain extent if you have good batteries and can sustain cranking speed.Sheppards have extremely high cr of 16:1.I've owned many Sheppards,still have a bunch and there like any other brand,some start easier than others.Good batteries are a must,though.There was still a lot of unknown about Diesels when Sheppard started building these engines in the 30's.They believed that low injection pressure and high compression was the way to go.Nowadays we know better.
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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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