Re: [CR] Update on Steel Stronglight and Duravia project

(Example: Racing:Jean Robic)

Date: Sun, 14 Jun 2009 22:00:34 +0200
From: "M-gineering" <info@m-gineering.nl>
References: <568283.55021.qm@web82208.mail.mud.yahoo.com>
In-Reply-To: <568283.55021.qm@web82208.mail.mud.yahoo.com>
Cc: CLASSIC RENDEZVOUS <Classicrendezvous@bikelist.org>
Subject: Re: [CR] Update on Steel Stronglight and Duravia project


Jerome & Elizabeth Moos wrote:
> By the way anyone know the chainring thread dimensions on the old
> Stronglight steel cottered arms (the arms are tapped for the
> chainring bolts)? The original bolt are larger than 6 mm, 7 mm
> perhaps?
>

It should be M7 x 1 , at least that was what all the steel Nervars etc had on the Peugeots in the 70's. M7 is a metric thread you are not supposed to use, which is probably why all french cars from that era used it. Which was a convenient source if you wanted a spare with a proper bolthead

-- mvg

Marten Gerritsen
Kiel Windeweer
Netherlands