J
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    • J
      Jab458 replied to the thread Question about crank noise.
      Totally, just working through what I can when I can. It’s on the to do to install something better. Appreciate the outlook!
    • J
      Jab458 replied to the thread Question about crank noise.
      It just so happens to have been sitting a while. In general it runs like a top, much has gone into it
    • J
      Jab458 replied to the thread Question about crank noise.
      It charges what I’ve decided is good enough for now. At idle it’s just shy of 12, up around a few thousand rpm is reaches ~13.5.
    • J
      Jab458 replied to the thread Question about crank noise.
      Ah, yes. This was in the middle of doing timing and a synch. Keep wandering away so I’ve been needing to service frequently. Has also...
    • J
      Jab458 replied to the thread Question about crank noise.
      Thanks Jim, that’s great news. Appreciate the reassurance!
    • J
      Hi all, I recently built my engine, having replaced the crank and connecting rods with one out of a donor. When idling low, the crank...
    • J
      Jab458 replied to the thread Lateral movement in crank shaft.
      Got to measuring it with a (cheap digital) dial indicator today. Seems like I’m over sensitive and overestimated the play. Only 9 thou...
    • J
      Jab458 replied to the thread Lateral movement in crank shaft.
      Inspecting the right side ball bearing, the outer race does not move (good!). I do see that the bearings themselves move, and it looks...
    • J
      Jab458 replied to the thread Lateral movement in crank shaft.
      The dowel was certainly in place prior to crank shaft install. I guess I’ll remove the drive sprocket there and try to get eyes on that...
      • IMG_4295.jpeg
      • IMG_4296.jpeg
    • J
      Jab458 replied to the thread Lateral movement in crank shaft.
      Always possible to have overlooked something I suppose. Will poke a bit further, and will update if I find anything interesting (or not)
    • J
      Jab458 replied to the thread Lateral movement in crank shaft.
      Haven’t gotten a dial on it yet, but I’d say it’s roughly 1mm. Certainly greater than a few thou and enough that I can make it audibly...
    • J
      Jab458 replied to the thread Lateral movement in crank shaft.
      I spent quite a while lining those up during assembly, and made sure they were rotationally mated prior to closing the cases. If that’s...
    • J
      Jab458 replied to the thread Lateral movement in crank shaft.
      Unfortunately I think I’ve found my issue in my build pictures. I’m believing I missed a shim or something. Gap is by feel about the...
      • IMG_4287.jpeg
    • J
      Jab458 replied to the thread Lateral movement in crank shaft.
      A relevant point is that I didn’t consistently hear the knocking under normal load, making me think it’s not a normal rod knock
    • J
      Hey all, Recently did an engine rebuild on a ‘79 447 engine. It was a full top end job with a 1mm overbore, and I installed a crank...
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