BikeMaster 171605 JO-H102 Oil Filter Honda CB400 Hawk 1978-1981 JO-H102 Made in the same factory as many OEM filters; Filters exceed OEM standards for filtration and service life High-quality materials allow for use with standard and synthetic oils; Low internal resistance allows for maximum oil flow Internal check valve prevents oil drain down and dry starts; Tough steel casing and base plate, with high-quality seal