A simple bolt on swap is not possible. The 73 Caprice is a full size Chevrolet and the Elcamino is a midsized Chevrolet. If you pay a body shop to fabricate the work it would be very costly.
Yes
No, they're 2 totally different bodystyles
The doors are not the same.
No they can not as the fenders and doors are shaped different.
front and back both should be 5 X 5
All Caprices were rear wheel drive from 1965 to 1996.
no. if you've seen one with a laguna front end, someone put it on. they never came as an option. the front end fits, so it's easy to put on.
try new tires and a front end aiighnment.
Check the front end components for the cause
NO, There is an axel ID # on the Rear End Axle Tube, front, Passenger side that can be used to ID the rear end
El Camino Secreto ended in 1987.
No you can not but you can install heavy duty springs that will raise the front end 2 1/2 to 3 inches.