Quote:
Originally Posted by nugeusa1
Im restoring a 11C 69 L78 assembly date 1116 Jh per POP . My plan is to build a a open chamber L78 with 074 heads for now while i search for the born with block, it a long shot but its a local car and still hopefull i can find it. My question is would it be a 440 or 272 casting? Thanks for your help , id at least like to put the rite casting back in. Nuge. O,i do know their wasnt any open chamber l78’s , i just have a nice set of 074’s and thought id use them.
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You will not have the L78 11 to 1 compression with those heads...not sure if they make an open chamber compatible piston for that setup?
Good luck...