
07-16-2009, 05:48 AM
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Senior Member
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Join Date: Dec 2008
Location: levittown,pa
Posts: 263
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12 bolt carrier
how do you know if you have a 3 or 4 series carrier.i have a 69 z with 373 and want to put 410 in.someone said you need a 4 for a 410 gear.
thanks
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