when it comes to engine building, i think there are a number of different schools of thought on putting the motor together. i just had my head done for my super m with the tisco kit from this site. new valves, guides, springs, machined in hardened seats. the engine guy did not use the guides that came with the kit. he was concerned with pressing the old guides out as they pass thru the cooling jacket, and did not want to damage the bores by pushing rust thru. sooo, he bored the guides and put inserts in them. he didnt put seals in. other guys will knurl the guides instead of replacing them, thought on that is the grooves in the knurlings will hold oil to better lube the valves. talk to your machine shop guy and see what he recommends.
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Today's Featured Article - The Day Mom Drove the 8N - by Brian Browning. My Dad was wanting to put in a garden but couldn't operate the 8N and handle the old horse drawn plow he had found and rigged up to use with the tractor. Well, he decided to go get Mom out of the house and have her drive the tractor while he walked behind the plow. You got to understand that while my Mom is a hard worker who will always help whenever she can... she had never operated farm machinery before that day. Dad got her out there, explained how the clutch was the same as in our o
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