SAE 10w30 full synthetic any major brand.
The primer button on a Troy Built 650 self-propelled lawn mower is a black round ball. It is located on the right side of the mower just below the black rectangular fuel tank.
Chase Rocks
The manual recommends Lucas oil, which is what I use. I use the 30 oil, but you could use 10W-30. http://lucasoilstore.com/store/index.php?main_page=product_info&cPath=89&products_id=743&zenid=b07fc91b0f62e86b02a2bf116fa2f23d
It will run between $450 and $650. The best place to find a craftsman is www.ServiceMagic.com. They have customer ratings of everyone they suggest.
There is no oil drain on a 650 series lawn mower. You have to turn the mower over and drain the oil from the spout you put it in the engine. Make sure the gas tank is empty
650 and above
Anywhere from $650 to $30000, depending on the kind of round.
10w-40 specifically for motorcycles.
750
650
type of oil does a suzuki intruder 650 take
SAE 10w30 full synthetic.