Vortech 2003-2005 Lexus 3.0L IS300 - Manual (Page 28)

P/N: 4LA020-010
©2007 Vortech Engineering, LLC
All Rights Reserved, Intl. Copr. Secured
11JUL07 v1.1 Lexus(4LAv1.1)
20
Fig. 7-g
7. AIR INLET INSTALLATION, cont’d
VALVE COVER BREATHER
1/2" UNION
1/2" HOSE 1/2" UNION
H. Using the supplied union and length of Ø1/2"
hose provided, connect the valve cover
breather hose (previously connected to the
factory air box
) to the union previously
installed in the supplied air filter. (See Figs.
7-a, 7-g
.)
I. Attach the length of Ø5/32" vacuum hose to
the bypass valve and route to the vacuum
port on the intake manifold. Remove the fac-
tory vacuum cap from the manifold port and
attach the previously routed vacuum line.