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Cheap and cheerful motor
#8
Hi Spex, conrod centres are 6”. I can see no reason why you shouldn’t bore these rods to suit your crank as long as the white metal is in good condition.I know people remachine undersize rods to suit new cranks.I have had rods remachined in the past with good results.
It would be easier if you had a Conrod boring jig on a lathe, but careful setup and adequate holding on the mill should work.
Bearing clearance .0015” to 002”
Be interesting to see your jig/ holding device. Something like this https://www.google.co.uk/search?q=conrod...cHARjzEQjM:

Best Wishes Zeto
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Messages In This Thread
Cheap and cheerful motor - by Spex - 23-09-2019, 10:05 PM
RE: Cheap and cheerful motor - by Bob Culver - 23-09-2019, 11:06 PM
RE: Cheap and cheerful motor - by Chris KC - 24-09-2019, 10:45 AM
RE: Cheap and cheerful motor - by Robert Leigh - 24-09-2019, 12:36 PM
RE: Cheap and cheerful motor - by Spex - 24-09-2019, 09:36 PM
RE: Cheap and cheerful motor - by Bob Culver - 25-09-2019, 08:16 PM
RE: Cheap and cheerful motor - by Zetomagneto - 25-09-2019, 09:31 PM
RE: Cheap and cheerful motor - by Colin Reed - 25-09-2019, 09:58 PM
RE: Cheap and cheerful motor - by Spex - 25-09-2019, 10:59 PM
RE: Cheap and cheerful motor - by Ian Williams - 26-09-2019, 01:14 AM
RE: Cheap and cheerful motor - by Bob Culver - 26-09-2019, 03:18 AM
RE: Cheap and cheerful motor - by Dave Wortley - 26-09-2019, 09:05 AM
RE: Cheap and cheerful motor - by Colin Reed - 26-09-2019, 10:08 AM
RE: Cheap and cheerful motor - by Robert Leigh - 26-09-2019, 11:15 AM
RE: Cheap and cheerful motor - by Bob Culver - 26-09-2019, 11:39 AM
RE: Cheap and cheerful motor - by Hedd_Jones - 26-09-2019, 03:51 PM

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