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Bottoming tap

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5 posts • Page 1 of 1

Bottoming tap

by mhuppertz » Fri Oct 08, 2010 9:00 am

Anyone know what the spec's are for a 12mm bottoming tap for the head stud holes?
Thanks,
Mark

mhuppertz

Re: Bottoming tap

by BC847 » Sat Oct 09, 2010 7:33 am

Is this what you're looking?

David

1993 12mm VE Fueled W250 CC, Green
12.67 @ 103.35
Your basic farm truck ;)

BC847: Administrator; Posts: 2205; Joined: Wed Jan 03, 2007 5:22 pm

Re: Bottoming tap

by mhuppertz » Sat Oct 09, 2010 8:07 am

Thanks, do you know the pitch?

mhuppertz

Re: Bottoming tap

by BC847 » Sat Oct 09, 2010 7:37 pm

Depends . . .

http://www.newmantools.com/taps/styles.htm

http://www.shender4.com/thread_chart.htm

http://www.natool.com/tap-dimensions

David

1993 12mm VE Fueled W250 CC, Green
12.67 @ 103.35
Your basic farm truck ;)

BC847: Administrator; Posts: 2205; Joined: Wed Jan 03, 2007 5:22 pm

Re: Bottoming tap

by PToombs » Sun Oct 10, 2010 6:13 pm

The same pitch as the bolt would be beneficial.

pete

Just enough power to break everything behind the crankshaft.

PToombs: 14mm rotor; Posts: 11369; Joined: Sun Jan 07, 2007 6:13 pm; Location: Syracuse NY. Snow central!

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