Posted by The tractor vet on November 15, 2020 at 08:14:11 from (104.179.81.68):
In Reply to: Re: cyl. head #'s posted by Absent Minded Farmer on November 14, 2020 at 17:47:15:
You can only SHAVE off so much off a head before your get to close to the water jackets or you make the holse to large at the water passages . In the OLD days when we would machine a head we USE to stamp how much we took off so that down the road the NEXT guy knew someone was there before . Also there USE to be a BOOK that gave you the min. head thickness . I would still stamp a head on the end . Same goes with shaving the beck of a block and re cutting the contour bores . Ya take lest say .015 off the head and the same off the block you just removed .030 total and made it higher compression . Sometimes a little goes a long way . Sometimes while C/C ing a head you have to cut the head at and angle . sometimes ya have to do that to the block so all pistons come up to deck all the same .
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Today's Featured Article - The Nuts and Bolts of Fasteners - Part 2 - by Curtis Von Fange. In our previous article we discussed capscrews, bolts, and nuts along with their relative hardness and thread sizes. In this segment we will finish up on our fasteners and then work with ways to keep them from loosening up in the field. Capscrews, bolts and nuts are not the only means of holding two parts together. When dealing with thinner metals like sheet tin, a long bolt and
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