Quote:
Originally Posted by 242177P
71 looks like a bad restamp by someone that only
had a chisel and wanted a WT. But it kinda looks
like there's a YX hiding under it. Wallace shows a
1971 400 (265 hp), with that code.
The XS was 66-68 RamAir, the 69 350, and a late
1976 400 (170 hp)
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I cant find any XS for a 400 in the later years , 301 yes but not 400.
As for the re-stamp on the 71, I am wondering if if the original code for it isnt YT which that 400 seems to have found its way in numerous cars in 72 including GTO and Firebird.
Peter