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A7 1946-1950
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The BSA A7-A10 Forum
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Technical (Descriptive Topic Titles - Stay on Topic)
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A7 1946-1950
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Sludge trap tap size
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Topic: Sludge trap tap size (Read 997 times)
Drew Back
A's Good Friend
Join Date: Jun 2014
Posts: 172
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Sludge trap tap size
«
on:
31.05. 2015 23:28 »
I am re doing another long stroke crank and was wondering what tap size it is for the sludge trap plugs as the threads are all buggered up..
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muskrat
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Join Date: Jul 2009
Posts: 11032
Karma: 132
Lithgow NSW Oz
Re: Sludge trap tap size
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Reply #1 on:
01.06. 2015 11:02 »
G'day Drew. I think it's 5/8 x 20tpi.
Cheers
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'51 A7 plunger, '57 A7SS racer now a A10CR, '78 XT500, '83 CB1100F, 88 HD FXST, 2000 CBR929RR ex Honda Australia Superbike .
Australia
Muskys Plunger A7
Drew Back
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Join Date: Jun 2014
Posts: 172
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Re: Sludge trap tap size
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Reply #2 on:
01.06. 2015 14:23 »
Thank you got tap off fleabay this morning plugs did not come out on this one had to step drill close to threads
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The BSA A7-A10 Forum
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Technical (Descriptive Topic Titles - Stay on Topic)
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A7 1946-1950
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Sludge trap tap size