I acquired a trashed 73 CB500 last week and tore into the motor to see what was up. Loads of buildup and crusty-ass pistons / valves but nothing too horrifying. But when I took the cylinders off I found this:
http://i.imgur.com/yOsKqqgh.jpg
Thats Piston #2
#1 looks like this
http://i.imgur.com/W5LvlYIh.jpg
And 3 and 4 are the same
http://i.imgur.com/15MXKPHh.jpg
If you want to see the rest of my tear down so far here is the album: http://imgur.com/a/pdzFp
Should I even consider putting money into the engine with this shit all over the crank?
http://i.imgur.com/yOsKqqgh.jpg
Thats Piston #2
#1 looks like this
http://i.imgur.com/W5LvlYIh.jpg
And 3 and 4 are the same
http://i.imgur.com/15MXKPHh.jpg
If you want to see the rest of my tear down so far here is the album: http://imgur.com/a/pdzFp
Should I even consider putting money into the engine with this shit all over the crank?