hey guys, i was just wandering what oil to use after my first break in ride. do i use a full synthetic oil or can i use a semi synthetic.what weight oil should i use. also,is anyone putting a little 2 stoke oil in their fuel to help lubricate the valves? i heard something about it and the ratio would be 100 to 1.this is my first 4 stroke so im a little dumb on this.been a 2 stroke guy for years. i got 15 mins.on the motor. riding it full bore this sunday.any info would help.thanks tt guys.