This is used exclusively on the Camaro fitted with a Big Block (ie 396 or greater) originally fitted into a 70-72 Camaro.
There is no reason it will not work on any 70-81 series F body, Firebird with a BB Chev and the right shroud set up ..but its primarily for a Camaro .. is fitted with a big block and original radiator.
VERY VERY VERY important Measurements. more then a few order this then discover its different to the one fitted to there car..as some time...
So Measurements...: 27-1/2" x 20-1/2" x 3" deep with a 18-1/2" diameter fan opening.
Delivery is covered when paid on line for supply within Australia.