340/727 to a 440/727 same driveshaft?

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340/727 to a 440/727 same driveshaft? #858219 11/19/10 10:42 PM 11/19/10 10:42 PM
Joined: Jan 2009 Posts: 903 Oregon R rtplumcrazy1 OP super stock
rtplumcrazy1 OP super stock R Joined: Jan 2009 Posts: 903 Oregon	340/727 and 440/727 can you use the same driveshaft-changing a 71 Road Runner that had a 340/727 combo to a 440/727 combo-will the driveshaft interchange-the car has an 8 3/4 rear end thanks Daren Put a big block 4 speed Scat Pack Dodge in your garage.

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