58 Tiger Cub Before & After 2/7/17 – First day of class 5/14/17 – Cub Last day “Roll Out” 5/15/17 1958 Cub 58′ Cub Engine Number 58′ Cub Frame Number The Head: Disassembled Shown are the exhaust and intake valves, the double valve springs and their collets, and the head itself. Everything is very dirty. This is the rocker arm assembly. Everything is in pretty good shape. Take note of the tiny notch in each cog, this shows how the two gears must be aligned.