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by Knud.Degnbol
Thu Aug 16, 2018 1:37 pm
Forum: Four stroke
Topic: kh engine rattle
Replies: 18
Views: 1302

Re: kh engine rattle

Small end bushes?
by Knud.Degnbol
Mon Aug 06, 2018 7:43 pm
Forum: Four stroke
Topic: ARIEL MF
Replies: 56
Views: 9442

Re: ARIEL MF

19" is the size
Knud
by Knud.Degnbol
Tue Jun 12, 2018 10:01 pm
Forum: Main Chat Forum
Topic: SQ4 engine noise
Replies: 16
Views: 1552

Re: SQ4 engine noise

Could it be pinking caused by low octane petrol or too early ignition?
by Knud.Degnbol
Sun Apr 29, 2018 10:59 am
Forum: Main Chat Forum
Topic: Re: Daily Fixing and Riding Diary on a mainly Ariel 2018
Replies: 602
Views: 45016

Re: Daily Fixing and Riding Diary on a mainly Ariel 2018

Here is one. Made up some where in
Scan.jpg
Sweden on the way to a Finnish rally. Purpose to keep the inlet manifold in place.
by Knud.Degnbol
Tue Apr 17, 2018 8:28 pm
Forum: Ariel Talk
Topic: Information on Cylinder Head
Replies: 10
Views: 1059

Re: Information on Cylinder Head

Oil feed to the inlet is fine. There is suction there.
Forget about oil feed to the exhaust valve. It might be blown back.
by Knud.Degnbol
Wed Apr 11, 2018 9:49 pm
Forum: Four stroke
Topic: Double gears
Replies: 12
Views: 877

Re: Double gears

Does it have a flat return spring for the gearpedal? Is that spring bent?
by Knud.Degnbol
Sat Mar 10, 2018 1:00 pm
Forum: Ariel Talk
Topic: Black Ariel
Replies: 14
Views: 1458

Re: Black Ariel

I guess, the voltage from a bicycle dynamo will increase with speed.
by Knud.Degnbol
Tue Mar 06, 2018 11:28 am
Forum: Four stroke
Topic: gudgeon pin offset
Replies: 9
Views: 882

Re: gudgeon pin offset

Markus, if you take a piece of paper and a pencil, you can easily find the short side and the long side. The long side shall be against the camshaft.
Knud
by Knud.Degnbol
Tue Mar 06, 2018 11:12 am
Forum: Four stroke
Topic: Lengdh of valves modell 1930 500 single OHV F
Replies: 15
Views: 1204

Re: Lengdh of valves modell 1930 500 single OHV F

Be careful with new valve guides. Most of them are not concentric. Check with a dial gauge.
by Knud.Degnbol
Sat Feb 03, 2018 2:11 pm
Forum: Ariel Talk
Topic: engineplate cover
Replies: 13
Views: 1191

Re: engineplate cover

Yes Vincent. You can stretch the edges with a hammer and an anvil.

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