3 340kid Well-Known Member Joined Mar 2, 2010 Messages 179 Reaction score 2 Oct 16, 2013 #1 Does anyone know how much milling needs to be done to the deck surface to lower the CC of the head by 1 CC ?? thanks
Does anyone know how much milling needs to be done to the deck surface to lower the CC of the head by 1 CC ?? thanks
Brian Hafliger Well-Known Member Joined Jan 15, 2005 Messages 1,618 Reaction score 773 Location SoCal Oct 16, 2013 #2 .0065 per cc.
Woods74 Broke Senior Joined Aug 21, 2010 Messages 6,003 Reaction score 484 Location Seattle, WA Oct 16, 2013 #4 Why bother?
skrews Well-Known Member Joined Jul 20, 2012 Messages 1,638 Reaction score 1,432 Location Washington state Oct 16, 2013 #5 PoisonDart74 said: Why bother? Click to expand... For that 1.3 HP bump that the compression increase will yield.
PoisonDart74 said: Why bother? Click to expand... For that 1.3 HP bump that the compression increase will yield.
frosty_the_punk Well-Known Member Joined Apr 16, 2010 Messages 785 Reaction score 202 Oct 17, 2013 #6 In some circumstances you can use different head gaskets to make small changes to compression ratio. the summit racing website can list them by compressed volume. They start at about But for just 1CC I would say you're wasting your time.
In some circumstances you can use different head gaskets to make small changes to compression ratio. the summit racing website can list them by compressed volume. They start at about But for just 1CC I would say you're wasting your time.
3 340kid Well-Known Member Joined Mar 2, 2010 Messages 179 Reaction score 2 Oct 17, 2013 #7 I'm not milling for just 1 cc, trying to determine the ratio or equivalent of 1 cc per deck milling height - to get proper compression ratio also trying determine what effect it will have on pushrod length
I'm not milling for just 1 cc, trying to determine the ratio or equivalent of 1 cc per deck milling height - to get proper compression ratio also trying determine what effect it will have on pushrod length