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06-07-2012, 12:25 PM
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One-Legged '71 Firebird
I HAVE A '71 FIREBIRD. I RECENTLY PUT IN A CHEVY 396 AND A SUPER T-10 4-SPEED. IT STILL HAS THE REGULAR GM/PONTIAC 10-BOLT 1-LEGGED REAR END. WHAT IS THE EASIEST, CHEEPEST WAY TO CONVERT THIS THIS TO A 10-BOLT POSI?? THE ENGINE SHUD MAKE AROUND 425-450hp.....Thanx Fellas!!
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06-07-2012, 01:32 PM
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Buy a posi gear set from your favorite supplier, install and go.
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06-07-2012, 01:35 PM
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06-10-2012, 09:41 PM
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The easiest, cheapest way to go is a Powertrax locker. About $300 and a few hours to install yourself. No special tools or exotic skills needed, and no setup on the rearend needed. I've had one in my '71 for about 30 yrs. behind a 427 bored .040" and pretty stout. Working great still.
http://www.summitracing.com/parts/PWT-1920-LR/
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