The DB4, DB5 & DB6 has a very similar cooling system with just minor changes & a DB4 radiator should fit a DB6 & vice versa.
DB4, 5 & 6 Radiator top & bottom frames
Radiator frames, laser cut in mild steel, for DB4, DB5 & DB6. They locate the radiator cowl via 4 x 3/16" slots top & bottom
Lower Rad Mount DB5/6/S6/V8
lower rad mount with 3/8" unf threads, used on:
Radiator Cap 7lbs
Radiator cap, large dia as original with 7lbs blow off pressure, Stainless body - looks like chrome.
Available in 4lbs...