1965 dream frame dust covers (carb covers)

[blee49]

are there different designs for early and later dreams. seen a set on ebay and the left side with u notch on the back side and others without it. I think it's a mismatch pair. will they work together ?

[garncarz]

https://www.cmsnl.com/honda-ca77-1960-1 ... QANDFxKiUk