Which stock LS1 head is the best casting
#1
Which stock LS1 head is the best casting
of the following numbers,806,853,339,241 which one would be the best head. This would be for a rules limited no port work allowed class. I am just trying to figure out which one to look for
#3
#4
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iTrader: (34)
There's not a large difference in performance between them all, but the 241 would probably be the casting of choice.
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800-456-0211 / PM / Facebook
WHIPPLE Superchargers, Procharger, Magnuson, Powerbond Sale, HPTuners packages!, Trickflow, AFR, PRC, CHE Trunion upgrade, $100 7.400" pushrod set, Custom Cam of your choice