As for measurements, virtually all manufacturers publish tables of
critical dimensions and tolerances for aligning damaged frames /
structure. They're usually published in the factory service / repair manual.

-- Vandervecken


>>Basically you need to have some way to align the new front end in all
>>three planes, front and rear, which means you probably need to take
>>measurements (before you disturb the existing front end) of the old front
>>end in relationship to the frame or other repeatable positioning aids.