huh, don't remember having any problem with my 46 GMC, although it's easiest to have one of those lifting straps that hook over the battery posts .... maybe you have a physically larger than the original standard battery?
"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir "When we tug a single thing on an old truck, we find it falls off" ~ me Some TF series details & TF heater pics