Check out any of the thirty-eight Rear Cylinder Head (model W/x) components enlisted.
The Pin(6.2x8x11) is the cheapest item from this partsfiche.
The Tl1000s 1997 (v) (e02 E04 E18 E22 E24 E25 E34 E39) / P37 Rear Cylinder Head (model W/x) consists of thirty-eight pieces with the Head Assembly,cylinder being the most expensive.