Paul - how much is 'major'?

Probably worth checking the condition of the felt wick in the oil tank, maybe it's missing completely?

This thread might help:
viewtopic.php?p=88975

SG

Swansea and frame numbers.... I've had a lot of discussions with DVLA folk about this over the years, having spent several decades working with databases. A few years ago I was given the nugget of info that the problem (then at any rate) was that the screens that the DVLA staff had to use to access ...

I replaced the old float and needle in my 375 with new 'ethanol proof' versions from Amal and also added the fibre washer under the needle valve housing as is often advised when fitting the 'ethanol proof' components. However, I found that with the fibre washer the new float and needle arrangement w...

Well well! In the first of the 'racing' pics number 5. with the often maligned full-width front brake looks to be out-braking number 6 (note also the fingers over the front brake lever!) Mind you, number 6 might be compromised by some weird stuff hanging off his fork leg... Thanks all for posting! :...

Heiko: Roger's referring to the sales literature area of teh doc repository: http://www.arielownersmcc.com/members_only/ariel_library/DocumentRepository/Ariel/SalesLiterature.htm See (eg) the 'Technical Data' page of the 1953 Sales Catalogue. However, some of the information you might need just won'...

Simes - it's been a while, remind us please which cases you're using (CNLF or LF) and which crankshaft, big journal or small journal?

SG

A Forum search will find quite a few refs to VH balance factors. 65% gets a lot of mentions (seems to be what the factory used). David Anderson (who has done a lot of work on Ariel singles) prefer to use 66.66%. http://forum.arielownersmcc.com/viewtopic.php?p=84714 http://forum.arielownersmcc.com/vi...

Vincent.vanGinneke wrote: ↑Sat Nov 11, 2023 9:24 am Wanted:
...2 of those 'winged motif' badge surrounds used on 1951-53 tanks.

See Drags??
https://draganfly.co.uk/shop/69060/moti ... e/#5004-51

SG

Use 2090-53?
https://draganfly.co.uk/shop/59704/arma ... 2/#2090-53

2091-38 is just a stiff paper washer that fits on the armature shaft behind the sprocket. I think it acts more as an oil thrower as it doesn't really 'seal' anything.

SG

The rod will work OK as long as you change it so the lever (on the brakeplate) is 'upward pointing' not 'downward pointing'. There's quite a bit of discussion on this on the Forum, see for example: http://forum.arielownersmcc.com/viewtopic.php?p=62979 http://forum.arielownersmcc.com/viewtopic.php?t=...