Powerjoke07 New member Joined Sep 17, 2009 Messages 9 Dec 23, 2009 #1 Does anyone know of a mod write up on the FPR Shim mod? Or how to do it?
FordGuy24 Josh Mink Joined May 30, 2007 Messages 2,017 Dec 23, 2009 #2 I thought that was a 7.3 only mod? im prolly wrong though
B bismic1 Member Joined May 19, 2008 Messages 43 Dec 23, 2009 #3 You can stick a bb in the spring or buy a stronger spring in the kit 4c4z-9t517-aa. Ford recommends changing the spring AND the plunger (they are both in the kit).
You can stick a bb in the spring or buy a stronger spring in the kit 4c4z-9t517-aa. Ford recommends changing the spring AND the plunger (they are both in the kit).
PSDPlayer Captain Negativity! Joined Apr 22, 2006 Messages 3,284 Dec 26, 2009 #4 Did you check the fuel pressure to see if it was low?
