I'd have to measure mine and get back with you but yes it is camaro fans. Mine stays cool as a cucumber. Noisy bastards though. I suppose fans that move a lot of air aren't quiet though. Why an16 not 20?
Steel or aluminum?
http://www.ebay.com/itm/16-AN-16-AN-MALE-MILD-STEEL-WELD-ON-FITTING-BUNG-Steel-Weld-Bung-Fitting-/182212475237?epid=866882456&hash=item2a6cb5b965:g:kbUAAOSw-FZXj-n6&vxp=mtr...
This is funny. I was thinking about this last night. I have to go in for my mandatory yearly physical/bloodwork for my insurance and thought about having them check it. I just can't **** twice a day or or more like I used to. I think mines off. Lol