OP 1100 – 1968-73 Opel GT Radiator
Price range: $495.33 through $580.33
The OP 1100 all aluminum radiator is an exact fit, OEM replacement for a 1968-73 Opel GT. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core measures 12.75 inches from header to header, 15 inches from side to side, and 1.50 inches thick. Aluminum tanks are TIG welded to the core to provide the strongest possible bond and has a 1.375-inch inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.
| Core Measurements Click for image |
A | B | C |
|---|---|---|---|
| 12.75 | 15 | 1.50 |
| Additional Details | |
|---|---|
| Rows | 1 Row |
| Tubes | 38mm |
| Outlet | 1.375 inch |
| Inlet | 1.375 inch |



Do not use antifreeze with nitrates in aluminum units. Voids warranty. Use 50/50 premix