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V · 10-15-2018, 04:32 PM

For comparison, my stock heads ls6 made 425rwhp with cam and bolt-ons. So it was like 500 at flywheel. Only upgrade to bottom end was arp rod bolts.

10-15-2018, 04:32 PM	#13
V Stalker Join Date: Aug 2004 Posts: 12,077 iTrader: (12)	For comparison, my stock heads ls6 made 425rwhp with cam and bolt-ons. So it was like 500 at flywheel. Only upgrade to bottom end was arp rod bolts.