**Frist thing is They make 2 different ones. 6.0mm & 7.5mm ** we have both in stock, THIS LISTING IS FOR THE 7.5 SIZE, If you need the smaller 6.00 size hole we stock those also so just email me and I will be glad to send you the link for it.THIS LISTING IS FOR A SET OF.
GM 6.2 LT4 HEADS.
HEADS HAVE ABOUT 14,500 MILES ON THEM IF THAT.
THEY WERE TAKEN OFF FOR A SET OF AFTERMARKET PORTED & POLISH LT4 HEADS.
GM PART # IS12737067 , SAME AS THE12646956
THESE (LT4) HEADS HAVE THE - OEM Titanium intakes valves in it (CAN SEE IN THE LAST PIC)
EMAIL ME WITH ANY QUESTIONS YOU MIGHT HAVE, OR IF YOU ARE IN NEED OF OTHER LT4 LT2 STUFF, WE DO HAVE HERE IN SHOP JUST NOT LISTED ON YET.
THANKS FOR LOOKING.
