Honda305.com Forum

I have attached a couple of pictures of one of the pistons. The top ring is a "Dykes" style ring. I have also done some measuring of the piston and I include this here. OD of the piston on the skirt - 2.516" OD of the piston where the rings are - 2.506" Overall height of the top groove - .065" Heigh...

I still have the original liners and they are in good shape. I am just hoping to get new piston rings but so far no luck. One of the places suggested I send them my pistons but I am a bit reluctant to do that.

I have had since new a 1964 CB77 305. In the later 60's Webco Forged True offered a 350 kit for this bike. It included cylinder liners, high compression pistons and gaskets. I purchased this and ran it for a number of years. The bike has been off the road for a lot of years and I would like to resto...