Greetings, I am a brand new rider and upon advice from everyone I went with a used 86 450 Rebel as my first bike. I bought it last week and had a buddy ride it from Ct out to Long Island for me. He had no issues.... Now, after my second test ride.... The bike wont Idle..... It stalls once you stop giving it gas. I tried playing with the choke, but the choke is no real help. It runs way too rich or it stalls... I thought I could find a \