Search found 92 matches

by rschurr
Fri Jan 08, 2021 6:15 pm
Forum: Main Chat Forum
Topic: Draganfly web site
Replies: 22
Views: 4978

Re: Draganfly web site

Hopefully the credit card details don't get mixed up too!

Cheers Rudolf
by rschurr
Wed Jan 06, 2021 12:21 pm
Forum: Main Chat Forum
Topic: Draganfly web site
Replies: 22
Views: 4978

Re: Draganfly web site

Yes, they have a new website. It works very well on my PC, is a more modern design.

But ... all my account details were lost, my address and shipping details as well as the e-mail address were mixed with another customer
and you will no longer see previous orders. Fixed it manually.
Rudolf
by rschurr
Wed Nov 18, 2020 8:41 am
Forum: Four stroke
Topic: Mk1 SQ4 timing chain tensioner
Replies: 3
Views: 756

Re: Mk1 SQ4 timing chain tensioner

It had to look like this after fitting the chain:
by rschurr
Mon Oct 12, 2020 4:16 pm
Forum: Four stroke
Topic: SQ 4 MK ll front crankshaft
Replies: 2
Views: 632

Re: SQ 4 MK ll front crankshaft

Thanks Paul,
that confirmed my suspicions! That's exactly how I'm going to do it now.
Cheers Rudy
by rschurr
Sat Oct 10, 2020 9:33 pm
Forum: Four stroke
Topic: SQ 4 MK ll front crankshaft
Replies: 2
Views: 632

SQ 4 MK ll front crankshaft

Hi, I need the expertise of this great forum again. I am currently dismantling my Mk2. I found no pressure valve in the front crankshaft, just an empty thread. I know the pressure valve is in the pump, what is normally in the front crankshaft of the Mk 2 engines? Is there a plug or stud (size ?) Is ...
by rschurr
Sun Jul 05, 2020 10:36 am
Forum: Four stroke
Topic: Angle BTDC - ignition setting
Replies: 16
Views: 4611

Re: Angle BTDC - ignition setting

cmfalco and David are right, but the (simplified) table is intended for homemade measurements, where the error for the usual rod to stroke ratio is very small (about 1,5 mm if you double the rod length). For example the chart shows 40,5 ° for the data set as David calculated. But for the purist the ...
by rschurr
Fri Jul 03, 2020 2:35 pm
Forum: Four stroke
Topic: Angle BTDC - ignition setting
Replies: 16
Views: 4611

Re: Angle BTDC - ignition setting

May be helpful, the example says:

If you have an stroke of 80mm and you have 7mm BTDC your angle is 30°
Kolbenweg und Kurbelwinkel.jpg
Regards Rudy
by rschurr
Thu May 21, 2020 8:14 am
Forum: Four stroke
Topic: Square four mk1 frame
Replies: 23
Views: 5738

Re: Square four mk1 frame

" The aomcc rods solve that problem and are a superior rod to what was originally fitted and do not have the same weak spot shown in the photos. And as an encouragement there is a refund given when your old rods are returned. "

And so I did (after cleaning the sludge traps)!

Rudy
by rschurr
Wed May 20, 2020 6:45 pm
Forum: Four stroke
Topic: Square four mk1 frame
Replies: 23
Views: 5738

Re: Square four mk1 frame

Definitely….

Alloy rods have a finite life…..
IMG_20200520_193558.jpg
IMG_20200520_193538.jpg
Cheerio Rudy
by rschurr
Mon Apr 27, 2020 9:57 am
Forum: Four stroke
Topic: Different between Amal 276's
Replies: 7
Views: 1952

Re: Different between Amal 276's

Found in my library:
Amal 1940-1954.pdf
(1.47 MiB) Downloaded 158 times
Regards Rudy