[Healeys] DW overdrive piston

[Bob Spidell]

Hi Jean,

I think Michael was referring to a magnetic plug for the gearbox; 
presumably, this would keep some of the swarf from chipped gears from 
getting to the O/D. I have the flexible magnets in the O/D plug.

Bob

//
On 8/4/2022 8:52 PM, Jean Caron wrote:
>
> Bob,
>
> AH Spares sells a magnetic washer for the overdrive. I have often 
> seen, mostly on the late model overdrive three or four magnetic 
> washers inside the brass drain plug, but they were of the flexible 
> type, very much like thick fridge magnet that yu get from Real Estate 
> Agent or the likes. You can purchase that stuff by the sheet at 
> Staples in various thickness, so that is what I have done in the past 
> and it seems to work.
>
> Jean
>
> Sent from Mail <https://go.microsoft.com/fwlink/?LinkId=550986> for 
> Windows
>
> *From: *Bob Spidell <mailto:bspidell at comcast.net>
> *Sent: *August 4, 2022 9:26 PM
> *To: *Michael Salter <mailto:michaelsalter at gmail.com>; Simon Lachlan 
> <mailto:simon.lachlan at alexarevel.plus.com>
> *Cc: *healeys at autox.team.net
> *Subject: *Re: [Healeys] DW overdrive piston
>
> Perhaps one of the exotic metal, 'high-strength' magnets just slapped 
> on the outside of the plug? People sell magnet bands to go around 
> spin-on oil filters.
>
>
> On 8/4/2022 1:57 PM, Michael Salter wrote:
>
>     I've never seen them for sale. I mill a 3/8" depression in the
>     business end of the original plug and squeeze a small disc magnet
>     into it using J B Weld for extra security.
>
>     M
>
>     On Thu., Aug. 4, 2022, 4:45 p.m. ,
>     <simon.lachlan at alexarevel.plus.com> wrote:
>
>         *From:*Healeys <> *On Behalf Of *Bob Spidell
>         *Sent:* 04 August 2022 18:13
>         *To:* Michael Salter <michaelsalter at gmail.com>; Warren Dietz
>         <flyhihealey at gmail.com>
>         *Cc:* healeys at autox.team.net
>         *Subject:* Re: [Healeys] DW overdrive piston
>
>         OK, who sells magnetic plugs for MOWOG gearboxes? I'd be
>         willing to order from Canada
>
>         >> See attached.  I replaced the so-called “2^nd type” with the previous type
>         which is the brass hex nut with filter which bolts into a bolt
>         in the bottom of the pump. (I think that big flat plug in the
>         2^nd type is a wretched thing. Why did they do it? The hex is
>         much easier.)
>
>         Once you’ve got that sorted out you can buy 2 or 3 of the
>         magnetic rings that sit in there. Per:- MAGNETIC WASHER -
>         DRAIN PLUG (ahead4healeys.co.uk)
>         <https://nam12.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.ahead4healeys.co.uk%2FMAGNETIC-WASHER---DRAIN-PLUG-id3338.aspx&data=05%7C01%7C%7C244dc597ca814aa6cd6a08da7689f235%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C637952632097954449%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=LlAeo6Ms4xspLF3Yrc8hpjQu61fkNHmwaNTGRdqDnUQ%3D&reserved=0>
>
>         As to overdrive pistons, I had a fairly torrid time with those
>         quite recently. I should be inclined to ask Dave Twigger at
>         Overdrive Spares. I’m pretty sure that he sells all types ie
>         the AHSpares version, the original type and – I think – the DW
>         type. He supplies them to all and sundry. Ask him which he
>         thinks is best for your application.
>
>         I didn’t see the washer inside the piston casing in any of the
>         photos. Most people insert them these days and I think they
>         claim an extra 20 or so PSI.
>
>         Simon
>
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