Probably even less streetable with stock pistons. No worries, it's headed to Oregon Camshaft as a core, if they can use it.

1 and 6 wil both be tdc at the same time,remember 1 is always on pasenger side,posibly builder not familure with ford and timed cam to#6. i have a 292 short block i just finished and double checked 1and 6 ar both tdc .and with cam and crank on keys cant see how that coud be out.

cliff

do not know wher you live but i use scadbolt cams(regrinder) he is a wealth of yblock info,just had a regrind to 1957 merc profile,he is in vancouver canada. he has some cores the 1 he just did was a groved for rocker lube. i delt with him when working for a cat dealer and my backyard engine rebuilding. Never had a failure. has a early iskey profile i used on a 55bird with std trans it was wild ,tho no good for auto. phone him 604 738 9505. call after 2pm he will give you advise and guidence,tell what enfine and trans. you wont go wrong. he charges 130 cnadian as long as you have a core, also refaces lifters tell him you talked to cliff tate