Unless you're willing to narrow the crossmember and shorten the relay rod between the steering gear and the idler arm, most modern front clips will be too wide for your fenders. With a fair amount of welding skill and a pretty good understanding of steering geometry, that's not an impossible job, but it's not a drop-in fit by any means.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!