There are 2 different 2 stroke 49cc engines. Yours a Zenoah and a Cag engine the only thing the same on either engine is the piston and rings.
What part of California are you in? I'm 70 miles northwest of San Francisco.
Think you need 10 or 15 posts before you can make a thread or post photos. Each thread or post can have 5 photos, 512KB or less about 900x660 pixels on Windows7 Paint program, you can resize bigger photos, like my 3 to 12Meg ones. your avatar is supposed to be 87Kb or less, 200x150 pixels.