I do have several Sun catalogues for around this period and can take a look at the specs if you have more details...
Hilary Stone, Bristol, England
Julius Naim wrote:
> Bob
>
> Thanks for the useful details on Hurets from this period. Based on
> your Allvit info on the outer plate I presume the item 320118255748
> should also be late 60s and appears to be in good condition;
> http://ebay.com/
>
> I gather that the Allvit doesn't actually perform too well but am
> sticking to what's listed on the Carlton Huffy Corsair info;
> http://www.carltoncycles.me.uk/
> I've never identified the model of my Sun but from appearance it was a
> decal-less Carlton build from the same time with the same livery as
> the Huffy Corsair (although 5 not 10 speed), with nothing else to go
> on I'm following this to the letter for the missing components.
>
> Cheerio
>
> Julius Naim
> London, UK
>
>
> On 26 May 2007, at 23:20, Stronglight49@aol.com wrote:
>
>> Julius,
>>
>> This auction would be your late 1960s rear Allvit derailleur: item
>> # 160119213905
>>
>> Huret changed the cosmetics of the outer plate around 1969 or 70 to
>> look more like their others all of which had "HURET" over a star,
>> against a recessed, textured background.
>> This auction item is an example of that later (post-1969) cage:
>> 160119213883
>>
>> The very earliest versions of the Allvit derailleur dating to around
>> 1958 had no protective outer cage plate at all, so it looked more
>> like the later Huret Luxe or Jubilee rear gears. The heavy chrome
>> cage plate made the Allvit one of the most durable derailleurs
>> available. Because it had entirely steel construction, it was
>> suitable for use even on Juvenile bikes such as the Schwinn Stingrays
>> or Raleigh Choppers - which would always be subjected to careless
>> abuse. And even the shorter cage versions could easily handle 14-28
>> cogs - while many "racing" derailleurs of the day struggled with cogs
>> larger than 24 or 26 teeth. The sturdy reliable construction made
>> the Allvit a reliable workhorse which could be trusted on Touring
>> bikes, as well. They worked very well, and shifted smoothly... so
>> long as all the numerous pivots were kept well lubricated.
>>
>> The Huret "Luxe" was a prettier version of the Allvit, introduced
>> around 1967, and without the heavy outer cage plate, it looked like
>> the very earliest Allvit version. It shifted well, but was rated for
>> closer range freewheel gearing. I think these were used for racing,
>> and were really replaced by the all alloy, ultra-light "Jubilee" by
>> around 1972-73
>>
>> The "Super Allvit" (the long cage version) was introduced a bit later
>> (1973?) and these could handle freewheels of 13 to 34 teeth and
>> chainrings or 26 to 53 teeth.
>>
>> The Huret "Svelto" was a less expensive stripped-down model without a
>> bulky outer plate and first introduced in 1962. Unfortunately, the
>> parallelogram was prone to flexing or twisting which impaired their
>> shifting accuracy.
>>
>> Hope this info is of some use to you.
>>
>> Cheers!
>> Bob Hanson, Albuquerque, NM, USA