Recent content by ebrown002

well i started to rejet the carb after the rebuild but the sparkplug didnt look bad...it looked pretty good as far as i could tell. how do i keep from making this mistake again? and you can feel the scores with your nails...

If you were sitting on the bike looking down into the cylinder the marks between the exhaust and the transfer ports on the right side. I believe this is where one of the ring gaps are. You can ever so slightly feel that one. If you close your eyes and focus real hard you can also barely feel the...

And two more...

And some more pictures...

Here are the pics of my cylinder...figured id just take the lid off first and then determine if i need to go farther. what do ya think?

ok, hey that small plastic piece that sits beyween the carb and the main jet...what does it do? It is not very difficult for this piece to come out of position. Mine will slide right over the main jet and doesnt seem to be worn in any way. Is this normal and is the piece very important? And it...

So, would you reccomend getting the carb tuned properly before tearing the top end down again? That way the carb is ready to go for the break in cycle if more work is necessary. Would that help or will i be doing more serious damage to the motor?

So when i take the top end apart, what signs am i looking for to tell me if i need another rebuild? Signs of excessive heat? scuffs in the cylinder wall? How much is too much? And thanks for the info! very helpful!

Back in the spring I had my top-end bored and port job done that favors LOTS of torque. I proceeded to rebuild the top-end and break it in. My other mods include a K&N air filter, drilled holes in the air box lid, and an FMF Fatty with the power core II silencer. Not exactly sure what main jet I...