1 1HOT5L New Member May 21, 2004 14 0 0 Prince George, B.C, Canada Jun 8, 2004 #1 Jun 8, 2004 #1 I have 1.7 rr's, would these drop my vacuum down to 14 psi.I thought it should be at about 20psi at idle. Did not find any leaks at all.
I have 1.7 rr's, would these drop my vacuum down to 14 psi.I thought it should be at about 20psi at idle. Did not find any leaks at all.
