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Re: 1972 swb cheyenne find and rescue
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Originally Posted by swb4me
Had some time today to run the casting and block # on the motors that came in this stash. We have two 400 small blocks and most likely the original 350 out of the Cheyenne. The TDJ is listed as a 1972 c10/c20 motor. It's also listed as a van/bus motor in 1980. I'll do a little more digging and hopefully I can rule out the 1980 date.
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I am pretty sure they went to smaller casting pad by the head by 1980. Yours being the long pad I would be pretty confident it’s a 72 block. I see it’s a 4 bolt main block with the 1/4 inch fitting above the timing chain cover.
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72 Cheyenne Super (Purchased new by my parents in August of 71) Black and White
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