Raypak | Inlet/Outlet Header, Raypak 153A/155A, Cast Iron | 002435F | 002435F | 604678 $452.75 Raypak | Inlet/Outlet Header, Raypak 153A/155A, Cast Iron | 002435F | 002435F | 604678 | Discontinued Part for Models : Raypak Versa 153 (12/1/81-1/1/84) & 153A (1/1/84-2/15/87) | Raypak Versa 155A/155B/155C Heaters ...