compression

I have a 2007 Vector ER that when I bought it the guy said it would run better once it warmed up. Giving what I found I can believe that statement. I thought I had a carb issue, turns out after a compression check low on compression.... I started on the clutch side. 90 psi, middle 120 psi and...

Hi all, First time poster, long time observer lol. Has anyone ever had the decompression spring stick or freeze? Any input would be greatly appreciated. Thank you!!

So after rebuilding my sled after 3 years of it breaking (see my long list of threads on here if you want a good story) I found out that I may need new pistons. In a previous post I mentioned I did a compression test which came back 30, 30, 120, 30. Then used a bore scope to check if the valves...