Ported 6.0 317 Heads
#5
do they come bare or assembled becuse i have a powerdyne that was taken off a 01 z-28 woring the thing it doesnt have is the mounting braket and i need a good set of flowing heads for my 04 ls1 swapped silverado lloking to trade
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GrooveCityZ71
GM Engine & Exhaust Performance
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Aug 31, 2015 12:05 PM




