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  1. J

    points for a $30 ignition?

    i just received my $30 ign. from hobby king. no papers at all came with it. as i found out with a search here, a hall sensor and magnet is required is there any way to get it to fire with a set of points or a micro switch? if i had known it was not complete i could have ordered what ever it...
  2. J

    anodizing two tone

    is it posible to anodize a second time for a 2 tone color scheme? I engraved my name on a new flashlight tonight. it is anodized aluminum. I was wondering after engraving through the anodizing it could be placed back in a tank and the bottom of the engraving be colored to contrast. the chemicals...
  3. J

    valve keepers

    I am in the process of building a Henry Ford First engine but with over head valves. I have made the valve stems out of 1/8" hardened dowel rod. What I have in mind for a keeper is grooving the end of stem to take a wire wrapped around once like a piston ring and a brass keeper with a tapered...
  4. J

    speed control x-1 mill :(

    I just got a flywheel off my lathe and moved it to the mill for spokes. For some time I have had to watch how heavy a cut in my micro mill as the over load would trip out. It gets worse as it heats up and I can not even drill a 3/16 hole any more. I went to gerling labs page to find out repair...
  5. J

    tractor music

    http://www.b3ta.com/links/Tractor_Music
  6. J

    ignition

    Last night while at walmart I noticed they had an ignition for a barbecue. It was not the old style piezoelectric but used a small battery. I got thinking about it and would have gone back today with $17 and bought it except I am now trapped here with the new snow. Has any one messed with one of...
  7. J

    power hacksaw

    I know this has been around a few times but,....I found plans for a 1964 popular mechanics power hacksaw recently. I have done some checking and found I have a pulley set from a washing machine most of the other parts, a friend with some auto con rods and also the motor for the washing machine...
  8. J

    compression ratio's

    I have committed to building a henry ford plumbing parts engine. I am baffled as to the size of the combustion chamber. I know what I like is about 6 to one ratio. I am thinking that the pounds per square inch would work out to atmospheric pressure X 6. am I correct in assuming that I would...
  9. J

    cam gears

    a long time ago i remember seeing a right angle gear set from the middle ages that used pegs instead of gear teeth. Don't remember what they were called. Used in clocks and winches I am wondering if a person could use a similar set up with ground dowel pins for the cam gear in a primitive engine...
  10. J

    rotary tables

    After over a year of wishing I bid and got a rotary table coming for my micro mill. a 4" with probably a 36 to 1 ratio. I also ordered a 1/2" piece of 6061 to make the backing plate for a 3" 4 jaw I can dedicate to it. I recently bought a 4" 4 jaw for my 7x12 lathe. I have made some pellet guns...
  11. J

    WALKING BEAM STIRLING, daryl boyd plans.

    I have started with construction. made the displacer piston, "don't use air to blow out the tomato paste!" took top off the 7 3/4" paint can. plans specify using a 1" power piston. What I have is a hard copper 1/2" tube for cyl that is actually closer to .6 ID with a sliding fit brass tube to...
  12. J

    from arkansas

    name is john and am 68 and retired. have small chinese mill and lathe and enjoy making chips. hope to build some engines. this looks to be a good place to get started from. just found it tonight. would like to try a stirling engine first. john
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