Restoring a 1978 Motobecane 50V

Bob Chesarek /
This single post is part of a larger thread. Start from the top or view this post in context.

Thought you all may be interested in seeing my restoration efforts on my 78 Mobylette. My neighbor gave me this moped as she didn't know what to do with it. The bike had been sitting for the last 15 years in her garage and was covered with sawdust, cobwebs and lots of surface rust. The speedo cable was busted and the speedo was removed and bungee corded to the seat. No idea if it ran or not so I brought it out into the daylight for the first time in mid October of 2022.

Here is what it looked like first in her garage and then outside. Pretty rough but I could see the potential for a restoration. I am retired so I have plenty of time to work on it. Also, I have been a motorcycle rider most of my life starting on a Rupp mini bike back in the 60's. I've owned street bikes and dirt bikes so I know how to work on motorcycles.

Of course the tank was empty and rusty but surprisingly not horrible. After a washdown and overall inspection, I found everything the bike came with from the factory to be present. The engine turned over and a thumb on the sparkplug hole proved some compression. Of course there was no spark, no surprise there. But mechanically the bike looked in very good shape.

After photographing every possible angle I could think of for reference, I decided to just tear the bike down for a restoration. Bagging and marking parts, testing electrical components, and cleaning the tank were first on the list. Took a week of washing out, adding simple green, washing again and filling with Evaporust for several days all the while using at least a hundred BB gun BBs and agitating the frame like crazy, finally it cleaned up well with no leaks or debris present. I then soaked down the interior of the tank with WD40 to keep it from surface rusting till it's time for the gasoline mix.

The lower part of the frame where the kick stand mounts was heavily encrusted with oil and road dirt. I got a little too ambitious and used Gunk engine degreaser on that area which not only removed the filth but took some of the paint with it. So glad I didn't spray that stuff anywhere else.

Overall the paint was in excellent shape and I was not planning on a repaint so touchup will be in order. I am planning on rebuilding the engine and have ordered the parts.

I have started reassembly and the difference from start till now is striking, so stay tuned if interested....

10-19-224.jpg
10-19-22 (1).jpg
DSC_4104.JPG
This single post is part of a larger thread. Start from the top or view this post in context.
Subject Written By Posted
  Restoring a 1978 Motobecane 50VTopic by: Bob Chesarek Bob Chesarek 12/07/22 01:32AM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/07/22 07:32AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/07/22 09:24AM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/07/22 09:45AM
  Re: Restoring a 1978 Motobecane 50VRe: P D P D 12/07/22 09:51AM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/07/22 10:09AM
  Re: Restoring a 1978 Motobecane 50VRe: Satan 666 Satan 666 12/07/22 10:53AM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/07/22 11:56AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/07/22 06:52PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/07/22 06:58PM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 12/07/22 06:58PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/07/22 07:07PM
  Re: Restoring a 1978 Motobecane 50VRe: P D P D 12/07/22 07:24PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/07/22 07:53PM
  Re: Restoring a 1978 Motobecane 50VRe: Satan 666 Satan 666 12/08/22 12:06PM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/08/22 12:45PM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 12/07/22 07:32PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/07/22 08:00PM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 12/07/22 08:07PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/07/22 08:15PM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 12/07/22 08:27PM
  Re: Restoring a 1978 Motobecane 50VRe: Gen Xer Gen Xer 12/07/22 11:23PM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/08/22 08:50AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/08/22 05:12PM
  Re: Restoring a 1978 Motobecane 50VRe: Mike Boyd Mike Boyd 12/09/22 01:59PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/08/22 05:21PM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/09/22 12:51PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/09/22 01:26PM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/09/22 01:50PM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/09/22 01:51PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/09/22 04:08PM
  Re: Restoring a 1978 Motobecane 50VRe: Stephen Keller Stephen Keller 12/09/22 06:33PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/10/22 05:56PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/10/22 05:52PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/10/22 06:09PM
  Re: Restoring a 1978 Motobecane 50VRe: Ed D Ed D 12/10/22 09:07PM
  Re: Restoring a 1978 Motobecane 50VRe: Richard Eberline Richard Eberline 12/11/22 01:50PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/11/22 09:51PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/12/22 06:41PM
  Re: Restoring a 1978 Motobecane 50VRe: Richard Brawner Richard Brawner 12/14/22 07:19PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/14/22 11:38PM
  Re: Restoring a 1978 Motobecane 50VRe: Richard Eberline Richard Eberline 12/15/22 07:02AM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 12/15/22 08:35AM
  Re: Restoring a 1978 Motobecane 50VRe: Moped Lar Moped Lar 12/15/22 09:49AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/16/22 07:22PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/16/22 07:30PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/21/22 05:59PM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 12/21/22 08:28PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/22/22 01:05AM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/22/22 08:56AM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 12/22/22 10:08AM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/22/22 11:57AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/22/22 12:39PM
  Re: Restoring a 1978 Motobecane 50VRe: Ryan Sadler Ryan Sadler 12/22/22 01:24PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/30/22 05:46PM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 12/30/22 08:04PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/30/22 11:25PM
  Re: Restoring a 1978 Motobecane 50VRe: Gen Xer Gen Xer 12/30/22 11:42PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/31/22 12:39PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/30/22 05:54PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 12/31/22 01:01PM
  Re: Restoring a 1978 Motobecane 50VRe: Gen Xer Gen Xer 12/31/22 04:52PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 01/01/23 04:08PM
  Re: Restoring a 1978 Motobecane 50VRe: Douglas Mackinnon Douglas Mackinnon 01/03/23 08:08AM
  Re: Restoring a 1978 Motobecane 50VRe: P D P D 01/03/23 08:44AM
  Re: Restoring a 1978 Motobecane 50VRe: Gen Xer Gen Xer 01/03/23 09:02AM
  Re: Restoring a 1978 Motobecane 50VRe: Douglas Mackinnon Douglas Mackinnon 01/03/23 12:08PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 01/05/23 12:46AM
  Re: Restoring a 1978 Motobecane 50VRe: Dwayne S Dwayne S 01/03/23 08:20PM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 01/03/23 08:26PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 01/05/23 12:40AM
  Re: Restoring a 1978 Motobecane 50VRe: Douglas Mackinnon Douglas Mackinnon 01/03/23 09:07PM
  Re: Restoring a 1978 Motobecane 50VRe: Douglas Mackinnon Douglas Mackinnon 01/03/23 10:33PM
  Re: Restoring a 1978 Motobecane 50VRe: Stephen Keller Stephen Keller 01/04/23 01:29AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 01/07/23 07:04PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/11/23 07:43PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/11/23 07:45PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/11/23 07:53PM
  Re: Restoring a 1978 Motobecane 50VRe: P D P D 04/12/23 09:08AM
  Re: Restoring a 1978 Motobecane 50VRe: Mike McScoutington Mike McScoutington 04/12/23 10:51AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/12/23 11:47AM
  Re: Restoring a 1978 Motobecane 50VRe: Gen Xer Gen Xer 04/12/23 09:47AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/12/23 11:42AM
  Re: Restoring a 1978 Motobecane 50VRe: Douglas Mackinnon Douglas Mackinnon 04/12/23 10:45AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/12/23 11:45AM
  Re: Restoring a 1978 Motobecane 50VRe: Douglas Mackinnon Douglas Mackinnon 04/12/23 12:12PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/13/23 07:54PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/12/23 11:33AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/16/23 05:43PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/16/23 05:55PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/16/23 05:59PM
  Re: Restoring a 1978 Motobecane 50VRe: P D P D 04/16/23 08:01PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 04/16/23 10:28PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 07/25/23 12:29AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 07/25/23 12:36AM
  Re: Restoring a 1978 Motobecane 50VRe: Stephen Keller Stephen Keller 07/25/23 02:03PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 07/25/23 02:17PM
  Re: Restoring a 1978 Motobecane 50VRe: Paul H Paul H 07/25/23 07:46AM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 07/27/23 12:54AM
  Re: Restoring a 1978 Motobecane 50VRe: Paul H Paul H 07/29/23 12:17PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 07/31/23 01:20PM
  Re: Restoring a 1978 Motobecane 50VRe: Curly T Curly T 07/25/23 12:42PM
  Re: Restoring a 1978 Motobecane 50VRe: Bob Chesarek Bob Chesarek 07/27/23 12:58AM

Want to post in this forum? We'd love to have you join the discussion, but first:

Login or Create Account