Hi i have a people s 50 4t and i need to know if it takes the 16 tooth oil pump gear crankshaft (Type 1) or the 22 tooth one (Type 2). PLEASE help, no where i have called out of 15 places can tell me this info without tearing my engine apart and i would like to know what part i need before i tear into it. It has the 83cc big bore kit so I don't know if i should put something else in it or what, please help!!!