start by taking off plastics , gas tank, carbs.. {a really good washing is a great idea before hand},,, lay out clean towels to put the parts you take off onto.. disconect water hose,, spark plug wires, remove plugs, remove pipes, carefully disasemble head,, {now you get your first peek},, unbolt cylinder and slide off,, be careful not to drop anything into crankcase unless your planning on splitting the case... all pretty straight forward,, check out youtube also for vids,,