Search found 187 matches

by daveleek
Tue Dec 13, 2022 4:54 pm
Forum: Four stroke
Topic: Square Four Valve Guides.
Replies: 39
Views: 1585

Re: Square Four Valve Guides.

Mr Falco , Alan asked for some advice and I gave some advice based on the actual experience I had doing my cylinder head , maybe you could advise him on how to do his cylinder head correctly , maybe this is the reason other members are reluctant to share anything on the forum
by daveleek
Tue Dec 13, 2022 12:08 pm
Forum: Four stroke
Topic: Square Four Valve Guides.
Replies: 39
Views: 1585

Re: Square Four Valve Guides.

Alan , I removed and refitted my guides myself , the head was aqua blasted to remove ALL carbon deposits from around the guides , I heated the head in the lovely new fan oven to around 150 degrees C for 30 mins ,the guides were put in the freezer earlier , wearing welding gloves I drifted them out a...
by daveleek
Mon Dec 12, 2022 10:46 am
Forum: Four stroke
Topic: Square Four Valve Guides.
Replies: 39
Views: 1585

Re: Square Four Valve Guides.

"the machine shop that I took my cylinder head to commented on the quality of the guides and the Club valves especially"
When the guy commented on the valves and guides he asked me where I got them and the valves were top quality
by daveleek
Sun Dec 11, 2022 7:46 pm
Forum: Four stroke
Topic: Square Four Valve Guides.
Replies: 39
Views: 1585

Re: Square Four Valve Guides.

Alan , thats great having a friend who could make them , Colsibro seems to be the magic material , I dont know what mine are made of exactly , heres a photo of one . I looked into the K- Line guide liners as Paul suggested to me a while ago , but couldnt find a shop that did them , something to do w...
by daveleek
Sun Dec 11, 2022 5:11 pm
Forum: Four stroke
Topic: Square Four Valve Guides.
Replies: 39
Views: 1585

Re: Square Four Valve Guides.

The Club valves were from Bruce and when I needed guides Bruce and Drags were out of stock and had to search wider , found some at SRM and they had an assortment of mk1,mk2 and two oversize for mk2 which were all original old stock , they sent me all of them free of charge , postage only , I didnt w...
by daveleek
Sun Dec 11, 2022 1:53 pm
Forum: Four stroke
Topic: Square Four Valve Guides.
Replies: 39
Views: 1585

Re: Square Four Valve Guides.

Alan , British Only Austria have old stock guides 477-55/G489PB listed under valves and guides at 20.42 euros + vat , expensive but what I could see of other guides available just the finished appearance put me off , and I forked out on the O/S guides , the machine shop that I took my cylinder head ...
by daveleek
Mon Dec 05, 2022 1:12 pm
Forum: Four stroke
Topic: Square 4 Gearing
Replies: 4
Views: 242

Re: Square 4 Gearing

Tom , yes I have a half link in mine wasnt too happy about it but I fitted a new Renold chain and links , it has now done 3000 odd miles and I checked it all when I did the gear-box earlier in the year and everything was ok , it seems easier to get Renold chains here in Europe now than in the UK , a...
by daveleek
Mon Dec 05, 2022 11:46 am
Forum: Four stroke
Topic: Square 4 Gearing
Replies: 4
Views: 242

Re: Square 4 Gearing

Hi Tom , I have 27t x 40t primary and 19t gearbox on my 1958 4G and I am very pleased with the result , the engine doesnt sound as busy and I can cruise at 70 and get 60+ mpg , the acceleration suffers a bit , and lacks a bit of punch if thats the way to describe it . I live in Holland and there are...
by daveleek
Tue Oct 25, 2022 11:10 pm
Forum: Four stroke
Topic: Sq4 MkI - engine blow up and rebuild
Replies: 14
Views: 1034

Re: Sq4 MkI - engine blow up and rebuild

Hi Gui , imd are doing a good deal on liners and pistons with what appears to be free Standard delivery to Europe , you might have seen it , but heres the link https://www.ebay.co.uk/itm/165740429905?mkcid=16&mkevt=1&mkrid=711-127632-2357-0&ssspo=EMnIJLzdQzG&sssrc=2047675&ssuid=O...
by daveleek
Sun Oct 23, 2022 10:25 pm
Forum: Main Chat Forum
Topic: new sq4 clutch dome cover
Replies: 8
Views: 1242

Re: new sq4 clutch dome cover

Have you tried Ariel Anderson in Denmark, Email :- ariel.anderson@godmail.dk