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9712valve · 02-19-2017, 10:08 AM

well ya a cr head flows a lot better then a 12v head... i run an s467.7 fmw with race cover on my 6.4 powerstroke with a 275hp street tune and it spools well. but that flows a lot better then a 12v cummins so it's apples to oranges...

02-19-2017, 10:08 AM	#11
9712valve Name: 9712valve Title: Turtle Racer Status: Not Here Join Date: Dec 2007 Location: CT Member`s Gallery Posts: 1,879	well ya a cr head flows a lot better then a 12v head... i run an s467.7 fmw with race cover on my 6.4 powerstroke with a 275hp street tune and it spools well. but that flows a lot better then a 12v cummins so it's apples to oranges... __________________ 18 f350 rclb 6.7 stock 10 f350 ccsb 6.4 deleted s467 fmw with race cover. Sold 05 f250 rclb 6.0 looney tuned. 94 2500 rclb 12v stock for now 1000hp build in progress