2008Honda VT Shadow (750) Motor Oil, Filters and Lubricants - AMSOIL. AMSOIL Industrial | AMSOIL International. Shop by Vehicle Add New. Log in. Capacity: 2.75 Quarts. AMSOIL 10W-30 100% Synthetic Metric Motorcycle Oil Product Code: MCTQT-EA. 5.0 . Premium wear protection; kh9S.