Banks Power Chevy_GMC Trucks: Duramax LB7 (Diesel ’01 - 04 6.6L) Intake- Big Hoss Intake Manifold System '01-07 - Manual (Page 12)

12
96775 v.2.0
4.
Mount fuel return line tube cluster
to support panel using three 10-32 x 5 ∕
8
pan head screws, 10-32 Nylock nuts,
and 3 ∕
8
I.D. cushion loop clamps. See
Figure 4.
5.
Install assembled support panel in
rear of engine valley on existing turbo
mounting bosses using three M12
x 1.75 x 16 mm button head socket
screws.
6.
Cut and install a 5 ∕
16
“ dia. by 18-inch
long fuel hose between the return
fitting on top of the fuel pump and the
return cluster tube that was cut. Re-
use two spring-band clamps from the
original fuel return hose assembly and
slide over fuel hose. Clamp into place.
See Figure 5 and 6.
7.
Install one end of the remaining 5 ∕
16
“
dia. fuel hose on the short nipple fitting
on the fuel return cluster using another
original fuel return spring band clamp.
See Figure 5.
8.
Cut a 3” long piece of 1 ∕
8
“ dia. fuel
hose and install it on the 1 ∕
8
“ dia. hose
nipple on the fuel return tube cluster.
See Figure 5.
9.
Install the side nipple of a 1 ∕
8
“ plastic
barb tee in the 3” piece of hose in-
stalled in the previous step. See Figure
5 and 6.
-END, SECTION 4-
1/8 DIA. X 3” LONG HOSE,
INSTALLED ON
1/8 DIA. NIPPLE
5/16 DIA. X 18” FUEL HOSE,
CONNECT TO RETURN FITTING
ON TOP OF FUEL PUMP
5/16 DIA. X 18”
FUEL HOSE, INSTALLED
ON SHORT NIPPLE
1/8” PLASTIC
BARB “T”
Figure 5