the type of material that a 3d printer yses might not hold up under gas spills and fumes, but sounds like a great way to make them a bit cheaper in cost
my father in law gave me his 85 5th ave a few yrs ago/ had over 260,000 miles on 318. had front nose damage from 2 deers but didnt run very well. replaced puter and retimed engine then ran great. drove that car all over as winter beater and many trips to iowa. never broke down.
i have a set of goodyear wingfoot H P tires in a 225-70-14 size. my local goodyear store told me they havent made wingfoot tires in over 20 years. well ive had many longer trips on these with NO problems at all
on my volare about 2 turns gave about 3/4-7/8 inch lift. like it was said remove weight off front end with floor jack under crossmember. use jack stands under frame rails !!!! adjust your way, then lower car to ground. bounce car a few times then mesure from a good point either on suspension or...
opps.. i meant the quarters the same not the rockers,,,, dummy me,lol. if the quarters are the same between a 2 door n wagon i could see if i still have my patterns for making mine