honda305.com Forum

You're probably right on the year. I had a '63 that had the lugs on the swingarm that that one has. My '65 doesn't have them. This brings back a lot of good memories. I got my first 305 in 1964 and started racing then. I had almost all of the race kit parts that this one has. I even had aluminum ...

I don't run my 305 on the street as it is a Vintage recer, but I run a 50-50 mix of VP6 Leaded race gas and Premium Unleaded. It runs great, has caused me no valve problems and gives great plug readings.

I have finally decided to go to the dark side and up grade the 32mm Kehin CV carburetors on my '65 CB77 vintage racer to 32mm Mikuni VM's. I'd like to find a good baseline to begin setting up the jetting. Is anyone running 32mm Mikuni's on a 305 and if you are, would you share your carburetor ...

I don't think that the problem is the oil. What I think it might be is the shift drum. There are slots machined in the drum to move the shift forks as the drum rotates. For what ever reason, the position that corresponds to second gear results in the configuration of the slot to have a peak with a ...

The root problem we all face with the Phillips Head screws on Japanese bikes is that the screw drivers we get in the US are SAE standard and the Japanese use the JIS standard for their Phillips head screws, which has a slightly different internal shape. The SAE tips don't engage the screw head ...

Years ago I replaced the stock rear shocks on my CB77 with the DeCarbon shocks that came on the CB350's and they were a big improvement. Later on I replaced those with some Betors that I'm still using.

The best way I have found for repairing broken cast iron castings is to braze it with brass. I have used some special welding rod to arc weld repairs too, but the brazing with brass should give you the best result . It only takes an oxy/acetylene torch and you should be able to get flux coated ...