Quote:
Originally Posted by treessavoy
I still run the old 518's on my 64 max I also have a pair of '63 heads in my treasure chest. Anybody got a part number for the replacements?
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Same casting number with an "M" on the end. Some have 2.14 /1.74 valves so look close before you buy them unless your just going to run Nostalgia with them.