I've used that spot without a problem. Clean both sides and use large washers of both sides to ensure a large contact area. I do have an aircraft circuit breaker on the positive side that also serves as a battery disconnect/anti-theft device.
'64 Sport Fury, 528 Hemi, FiTech EFI, 4-speed, 4.10 Dana 60 '57 Belvedere 2dr sedan, current project in process '19 Cherokee Trail Hawk Elite '03 Ram 2500 CTD HO, 6-speed 214,000 miles and still going strong
