That's what I forgot on my "199-4.0L Six Heads" dissertation! Block deck height changed in 1972 (65-71 same, 72+ ~1/4" taller) and combustion chamber size varied over the years. On May 10, 2005 andrew hay wrote: > yes, but -- your c/r will drop if you don't change pistons; the '72-6 > head will have 66cc chambers where your '64-7 has 56cc. > > you'll also need late-style lifters and pushrods as the bridged > rockers lube that way instead of via gallery, but you can't use the > '74 pushrods as that block is ~1/4" taller than the '66. > ________________________________________________________________________ > Andrew Hay the genius nature > internet rambler is to see what all have seen > > adh@xxxxxxxxxxxxxxxxx and think what none thought > > > > . ============================================================= Posted by wixList Archiver -- http://www.amxfiles.com/wixlist