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Search found 50 matches

by Dover Rider
Fri Apr 12, 2024 2:32 am
Forum: Vintage (1948-1969) Motorcycles
Topic: BING LEVER TOPS
Replies: 2
Views: 171

Re: BING LEVER TOPS

I'm just thinking about the job of the floats in any carb. It is suppose to stop excess fuel from entering the carb chamber. If everything is correct jets and settings etc the engine should not be flooded after it is shut off. I have not done exhaustive bench testing to see how this is happening but...
by Dover Rider
Thu Apr 11, 2024 12:56 am
Forum: Vintage (1948-1969) Motorcycles
Topic: BING LEVER TOPS
Replies: 2
Views: 171

BING LEVER TOPS

Without diving into the complexities of the Bing carbs, can anyone confirm that the lever top replacements are a good fix for (69s particularly) rich flooding after riding. I'm thinking that 57 yo carbs even with new floats and needles are still not going to work as well as ( I assume) was the BMW a...
by Dover Rider
Mon Feb 26, 2024 1:16 am
Forum: Vintage (1948-1969) Motorcycles
Topic: R27 Cold Start Nightmare
Replies: 30
Views: 12402

Re: R27 Cold Start Nightmare

Well for what its worth, I found that if its off and still warm from a ride to the store, when I try to start it I don't turn the gas on until i kick it over and it fires. For some reason mine floods easily after it runs. I also cant tickle when I first start, I just turn on the tap and go put on my...
by Dover Rider
Wed Nov 15, 2023 12:42 pm
Forum: Vintage (1948-1969) Motorcycles
Topic: R69s Bings
Replies: 11
Views: 7317

Re: R69s Bings

Thanks James. I will do that asap
I can't risk a botch job on these carbs.
by Dover Rider
Tue Nov 14, 2023 6:05 pm
Forum: Vintage (1948-1969) Motorcycles
Topic: R69s Bings
Replies: 11
Views: 7317

Re: R69s Bings

Thought I would report back with results on sticking slides. Success ! I went back through and checked the flange with parallel bars and did some sanding to completely flatten the flange. Then with a magnifier I was able to see a slight, very slight edge on one bore and lightly sanded with 1000 grit...
by Dover Rider
Fri Nov 03, 2023 6:41 pm
Forum: Vintage (1948-1969) Motorcycles
Topic: R69s Bings
Replies: 11
Views: 7317

Re: R69s Bings

Thanks James. Will do after I recheck flanges.
Paul
by Dover Rider
Wed Nov 01, 2023 9:26 pm
Forum: Vintage (1948-1969) Motorcycles
Topic: R69s Bings
Replies: 11
Views: 7317

Re: R69s Bings

Chuck,
That sounds like an easy thing to try without taking off the carbs. Thanks for the tip, I'll give it a shot and see what develops.
Thanks,
Regards
Paul
by Dover Rider
Tue Oct 31, 2023 9:08 pm
Forum: Vintage (1948-1969) Motorcycles
Topic: R69s Bings
Replies: 11
Views: 7317

Re: R69s Bings

Thanks all for the replies. I guess I was just being a little lazy/ impatient about further diagnosis. Before posting I did polish the slides on the buffer to take out the wear marks I also lapped the flanges when I cleaned/ rebuilt carbs. New insulator blocks with Hylomar applied and not over tight...
by Dover Rider
Tue Oct 31, 2023 7:46 pm
Forum: R90S World
Topic: 1974 R90S pin stripes
Replies: 9
Views: 9717

Re: 1974 R90S pin stripes

John, Thanks for your reply. A friend was asking about painters because his 74 Silver Smoke was not quite smoky enough. : ) He has another to restore and was going to use Holt but obviously that wont work. He also did apply his own gold stripe with the stick-on kind and he said it wasn't that tough....
by Dover Rider
Mon Oct 30, 2023 9:46 pm
Forum: Vintage (1948-1969) Motorcycles
Topic: R69s Bings
Replies: 11
Views: 7317

R69s Bings

Hello I realize this has been talked about alot but I have not heard of THE FIX for this other than Mikuni... Due to the extreme $$ it takes to get the carbs done or new, I am taking the shotgun approach. The bike is well sorted and runs great. My problem is after it gets warm I get serious throttle...