I believe Nervar alway used Campy-style "standard" extractor thread on their coterless alloy cranks, unlike Stronglight and TA, which used their own proprietary threads.
Regards,
Jerry Moos Big Spring, TX
John Wirt <frankensaab@earthlink.net> wrote: David; I just rescued a 1983 Moto Mirage sport w/ 100% French componants. The Nervar cranks came apart w/ a standard extractor and the headset is marked 1" x 24, so it appears they went ISO at least by the early 80's...
John Wirt
Boise, ID
USA
>Date: Thu, 1 Mar 2007 07:25:04 -0500
>From: "David Bean"
>To: "CR (E-mail)"
>Subject: [CR]Moto threading
>Message-ID: <000401c75bfc$a49123d0$6d7ba8c0@dkbwin2k>
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>Reply-To: beandk@rcn.com
>Message: 6
>
>Are "newer" Motobecanes (with braze-ons, Japanese derailers, etc) likely to
>have French threading or did they switch to ISO standards at some time? I'm
>considering an ebay item and I don't expect the seller can help!
>
>David Bean
>Arlington, MA
>------------------------------