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Re: Stock 1972 sbc 400 specs?
I know its a 400 because the original owner told me it was and 2nd i did google the casting numbers but... i dont know them off the top of my head, my truck is up north at my shop.
It is a 400 though.. i researched it many times.
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72 GMC SB
Built 400 SBC
B&M TH350
12Bolt Posi 4:11
Bagged
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