Re: How choppy is too choppy for stock china girl?
Nope. It's a matter of engine speed almost exclusively. Oil ratio would have very little to do with it.
Just don't ride at low speed or pull the clutch and pedal.
2 WHEELS: '11 Huffy Good Vibrations, '11 Skyhawk GT5, 44t, CNSV2, NGK BPR7HIX, Bosch wire, shutupexhaust, 26x1.75kevlar tires, Tektro C230's, new stupid Bell chain