Need Your Advice Something. come in!~!
specs are
410ci
5.7L heads
i think the CR is 12.2 or something. If i change to 6.0L heads will the CR go down enough to run on pump gas? looking for 11.1 cr or lower.
Last edited by DFWvette; Sep 30, 2004 at 03:23 PM. Reason: ON is gone

