Barry B./ Ma. Well-known member Oct 28, 2011 #2 No, it's entirely different. The 28/29 radiator shell and 30/31 hood won't line up
James Rogers Well-known member Oct 29, 2011 #4 28/29 is 1 or 2" shorter and has a screw on cap while the 30/31 is a half twist also the top hose fitting is at a different angle. The 28/29 will fit the frame and line up correctly if you shim it up but the shells are not interchangeable.
28/29 is 1 or 2" shorter and has a screw on cap while the 30/31 is a half twist also the top hose fitting is at a different angle. The 28/29 will fit the frame and line up correctly if you shim it up but the shells are not interchangeable.