Search found 120 matches

by ralph thetford
Sat Nov 02, 2019 7:06 pm
Forum: Four stroke
Topic: 1938 ariel square four tank mounting rubbers
Replies: 2
Views: 1853

1938 ariel square four tank mounting rubbers

I have just bought a set of tank mounting rubbers from Dragonfly which have 3 diferent thicknesses of rubber-----4 off 3/8"-----2 off 1/2"-----and 2 off 5/8"------I know the 4-off 3/8" ones go at the very bottom, under the support bars, and the 1/2" and 5/8 go between the ta...
by ralph thetford
Tue Oct 22, 2019 10:35 pm
Forum: Four stroke
Topic: 1938 square four tank stripe
Replies: 7
Views: 4565

Re: 1938 square four tank stripe

Hello Paul, thank you so much for the tank striping details because I was really struggling to get the correct information--could I please ask a further 2 question on this subjest---- 1)--The lines showing the path of the stripes on top and side of the tank--which line does this relate to--is it the...
by ralph thetford
Mon Oct 21, 2019 12:34 pm
Forum: Four stroke
Topic: 1938 square four tank stripe
Replies: 7
Views: 4565

Re: 1938 square four tank stripe

Thanks for your reply Dave, I did look at the Danish site but was confused as to what was the correct stripe and spacing for my 1938 tank. --still confused.

Regards Ralph
by ralph thetford
Sun Oct 20, 2019 9:17 pm
Forum: Four stroke
Topic: 1938 square four tank stripe
Replies: 7
Views: 4565

1938 square four tank stripe

Well I have just about finished the square four restoration apart from putting the stripes on the tank. With help from the forum I have details of the 3M tape type and the correct gold paint but I still are not sure of the widths and spacing of the actual stripes ----Could someone on the Forum help ...
by ralph thetford
Sat Sep 21, 2019 5:56 pm
Forum: Four stroke
Topic: Lucas MN1E Magdyno on my 1938 square four
Replies: 3
Views: 2310

Re: Lucas MN1E Magdyno on my 1938 square four

Thanks John, I have slighty filed down the screw and it now clears OK ---Regards Ralph
by ralph thetford
Sat Sep 21, 2019 5:54 pm
Forum: Four stroke
Topic: 1938 square foue Magneto sprocket
Replies: 2
Views: 1934

1938 square foue Magneto sprocket

I have just set the points on the Magneto but on nipping up the nut on the sprocket it moves the Magneto shaft slightly and of course moves the points out of setting---I have had about five goes at this and every time the shaft move slightly-----Does anyone have a safe and sure way of holding the Ma...
by ralph thetford
Fri Sep 20, 2019 7:50 pm
Forum: Four stroke
Topic: Lucas MN1E Magdyno on my 1938 square four
Replies: 3
Views: 2310

Lucas MN1E Magdyno on my 1938 square four

I was setting up the points on the MN1E magneto on my 1938 square four when I realised that instead of the fibre heel touching the cam ring to open the points, the points were being opened by the head of the screw holding the leaf spring to the fibre heel----(ie the screw has around head and is catc...
by ralph thetford
Sun Aug 18, 2019 8:23 pm
Forum: Four stroke
Topic: 1938 ARIEL SQUARE FOUR REAR BRAKE PEDAL LEVER
Replies: 4
Views: 2637

Re: 1938 ARIEL SQUARE FOUR REAR BRAKE PEDAL LEVER

Thanks all for your help, managed to get hold of a spring, its fitted and works well.

Regards Ralph
by ralph thetford
Tue Aug 13, 2019 7:57 pm
Forum: Four stroke
Topic: 1938 ARIEL SQUARE FOUR REAR BRAKE PEDAL LEVER
Replies: 4
Views: 2637

1938 ARIEL SQUARE FOUR REAR BRAKE PEDAL LEVER

I have just fitted the rear brake foot brake pedal and rod, the brakes go 'on' fine but the foot pedal does not come fully back to the stop pin and is very floppy and it is not fully releasing the brakes. It looks like the only thing helping to return the pedal is the brake shoe springs with no othe...
by ralph thetford
Thu Aug 01, 2019 6:57 pm
Forum: Four stroke
Topic: 1938 ARIEL SQUARE FOUR CLUTCH PUSH ROD
Replies: 7
Views: 2777

Re: 1938 ARIEL SQUARE FOUR CLUTCH PUSH ROD

Thanks for your reply Mick, this was my dad's bike who ran it for many years with a side car and still with the original BA gearbox and clutch--Yes the ball is in place and is still too short but the 13-7/16" push rod seems about right.

Regards Ralph