Author Topic: Honda cb650 carb problem.  (Read 1100 times)

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Offline JonasDams

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Honda cb650 carb problem.
« on: May 15, 2015, 09:43:00 AM »
Hey everybody :)

I'm new to this site and have a few questions about my good old cb650.

I have been glad for my cb650 until a few hours ago when i decided to pull out the old engine and replace it with another engine with a lower mileage on it, also i wanted to renovate the original engine but still wanted to drive the bike so i bougt a replacement and everything went well until i needed to install the carbs on the newer engine.
The carbs i have is Vb54 type carbs but they dont fit on the new engine, the question i have is this:
Is it possible to get some carb boots that allow me to use the VB54 type carbs on the engine instead of changing to pd type carbs? :)

The old engine no is: RC03E-2226769 and the new is: RC03E-3200744.
The new engine is from a cb650 custom and mine is a cb650 z with frame no: RC03-2101615.

Thanks in advance :)

Greetings from denmark, Jonas! :D

Offline JimJamerino

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    • My CB650C build thread
Re: Honda cb650 carb problem.
« Reply #1 on: May 15, 2015, 10:21:28 AM »
Your best solution is to buy PD-style carbs. On the hondacb650.com forums, some people try to use boots from a different bike (I don't remember which) or radiator hose, but it is not an ideal solution. The bike will run better with the correct carbs.
~ Jim

formerly "emperorspartacus"

There are old bikers.  There are dumb bikers.  There are no old, dumb bikers.

My CB650C rebuild http://forums.sohc4.net/index.php?topic=74212.0

Offline JonasDams

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Re: Honda cb650 carb problem.
« Reply #2 on: May 15, 2015, 10:39:12 AM »
Thanks for the answer Jim, i was hoping for something else but you're right that the best thing is to find some pd carbs for the bike. :).
Was just hoping i didn't have to spend to much to get it running again  ::), good thing i got my xs1100 while i'm working on the honda ;)

Once again, thanks for the answer.

Jonas