Originally Posted by corduroylion

k....

if your bike produces less than 2 gross brake horsepower then all you need to do is fill out the "Motorized Bicycle Instructions and Application (REG 230)" (( you can get the form on dmv.ca.gov under the link Vehicle Registration Transactions and turn it in at the DMV. im sure there is a registration fee.

if it produces more the 2 gross brake horsepower then you need an M2 class license and a moped registration. its then considered by the DMV to be a moped.