red cap? have not seen that in my area in a long time,money is real tight for me right now,and i am getting sick of driveing 20 miles to the nearest dealer and paying top dollar for motorcycle oil,i have trouble finding 15w50 motorcycle oil,near me,i ran mobil 1 v twin 10w40 once,for about 500 miles,bike hated it,for the price of mobil 1 5 qrt jug at wallmart would prob,change oil at 3000 mi,twice the oil change same money.