What brand of front suspension are you using? I'd suggest contacting the manufacturer for the proper equipment to match your vehicle/engine combination. Please tell us you're not trying to use a R&P on an original straight axle! That's Russian Roulette!
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!