Carburetor rebuild


Information and questions on GL1200 Goldwings (1984-1987)
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Tennrider84
Posts: 13
Joined: Sat Feb 25, 2023 4:01 pm
Location: Bristol, TN
Motorcycle: 1984 GL 1200I Inerstate

Carburetor rebuild

Post by Tennrider84 »



Hello đź‘‹, I'm getting ready to remove my carburetors and rebuild them ( for me the first time) . I have a 1984 1200I and I was going through some videos and came across one that said to stop any of the carburetor problems from that time to change the Low Speed Jet from the factory #35 to a #40. And to add a #4 washer to the needle as a shim. The video said that Honda had known about the hesitation problem and had been working on it, but after all this time there would be no aftermarket or factory fixes. Has anyone heard or done anything like this? I have a Haynes manual to go by, but a video to help would be appreciated and I really don't want to mess any thing up. Thanks to everyone here. This is a great place for information and to get to know people.


Heathcote Pursuit
Posts: 1
Joined: Sun Oct 15, 2023 2:52 am
Location: United Kingdom
Motorcycle: 1984 Aspencade GL1200

Re: Carburetor rebuild

Post by Heathcote Pursuit »

I have the Clymer manual which mentions the Goldwing recall for certain years.
I have a beautiful gl1200 1984 model Aspencade which has been restored to a high standard by a previous owner
It however still suffers from the notorious flat spot around 2k revs.
I ran a couple of seafoams through the tank and completed about 300 miles on this mix .To be honest not much of a difference if any.
I decided to lift the needles by 3mm with washers.
I have done 3 of the 4 carbs without removing the carbs from the bike, just removing the carb caps. Although tricky it can be done.
The difference is amazing, and that's running with 3 out of 4 completed.When I have done all 4 tomorrow I expect it to be running as it was expected to.
I had thought about expanding the slow jets to #38 or 40 but many old wing heads state lifting the needles is enough.
We shall see!
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Tennrider84
Posts: 13
Joined: Sat Feb 25, 2023 4:01 pm
Location: Bristol, TN
Motorcycle: 1984 GL 1200I Inerstate

Re: Carburetor rebuild

Post by Tennrider84 »

Thank you for sharing your experience. I've had delays, but the carburetors are in my basement. I just need the extra time to work on them.
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