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by Gui.dorey
Tue Sep 18, 2018 3:02 pm
Forum: Four stroke
Topic: MkI square four engine rebuild
Replies: 12
Views: 920

Re: MkI square four engine rebuild

Simes, thanks! I do have the larger studs and inserts in the plugs. The stop should be easy enough to make myself. Those pins from Dags look right, although they have another part nr., but will work I'm sure. And those circlips are almost right - still they are too thick. The groove is really only 1...
by Gui.dorey
Tue Sep 18, 2018 1:39 pm
Forum: Four stroke
Topic: MkI square four engine rebuild
Replies: 12
Views: 920

Re: MkI square four engine rebuild

Before I forget, here for future reference the dimensions of the circlips according to my measurements (I measured the bore and groove in the cases): Crankshaft circlips 1443-37: Dia: ~63,5mm or 2.5" , Thickness: as posted above 0,03" or ~0,8mm Camshaft circlip 1464-37: Dia: ~47,5mm or 1.9...
by Gui.dorey
Tue Sep 18, 2018 1:29 pm
Forum: Four stroke
Topic: MkI square four engine rebuild
Replies: 12
Views: 920

Re: MkI square four engine rebuild

Many thanks for the quick responses! To Simon: I'm very relieved to hear about the helicoils. BTW your blog on Amelia is brilliant and I probably look into it once a day :) With the circlips, it is indeed a problem. All modern standard circlips I have found are much thicker - about 2mm. There must b...
by Gui.dorey
Mon Sep 17, 2018 8:51 pm
Forum: Four stroke
Topic: MkI square four engine rebuild
Replies: 12
Views: 920

MkI square four engine rebuild

Hello there, I've been restoring a '51 MkI from a basket case, and just about to start reassembling the engine. However, I'm missing a few bits which Draganfly doesn't have on stock, so I'm hopping for some sugestions. - I'm missing the circlips for the crankshaft ball bearings 1443-37 and the one f...

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