What was the part number on the box those 6.4 heads came in?
Thanks

Last edited by Dave_S; 10/02/14 09:13 PM.

Dave Stillie
'73 Swinger
5.7 Hemi, 88mm turbo, powerglide, cal-tracs & 8 3/4
Mega-Squirt EFI
[email]8.93@149
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