Honda305.com Forum

These were sold by several aftermarket suppliers in the mid 60's such as Florida Cycle out of Jacksonville. Fl. They were cheaper, but most people did not like the looks. As I recall they were louder than than the stock pipes at higher rpm. One of the magazines did a test on aftermarket mufflers and...

just start with the stock jets if you have a the DUnstall type muffler - it will flow more than the stock ones.

Just slot the holes in the carb adapters.
Bolt on and center the adapters.
Match the port to the adapter hole.

Use a CB450 carb cable a CM450 might work I haven"t look at one.

An increase inpower can be had by going to CB450 carbs and installing the JC Whitney Dunstall style mufflers. Anything else will cost big bucks and only give minor gains like Loud Mose said. I picked up a set of carbs on ebay for $ 10 and the new rubber carb mounts cost about $25. Vibration is anoth...

Honda ran out of CA77 frame numbers about 1967. They stareted using the CA78 designatio

Daven on the frame. This caused problems in some states because the MSO stated the model as CA77 but the frame number as CA78-xxxxxxx.

Very common in those days to chrome sidecovers on CBs and CAs.


Dave

If the cam chain is in the middle (between the cylinders) it is a CB125 / CB93. The product code is 216. The CB160 /CB96 is identical except for displacement and the product code is 217.