Banks Power Twin-Turbo: Forced Induction- Twin Turbos Small Block Chevy - Manual (Page 29)

96800 v.1.0
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Note: This installation may require
assistance from a second person.
Ensure shuttle valve bore is clean and
free of debris. Temporarily install the
valve piston to ensure that it moves
freely through the bore.
1.
Install the shuttle valve cap and
gasket onto the right side of the
pressure chamber using four
1 ⁄ 4 -20 x
1 ⁄ 2 ” socket bolts. Torque the 1 ⁄ 4 " bolts
to 30-36 in-lbs (2.5-3 ft-lbs). See
Figure 33.
2.
Place the shuttle valve piston into
the bore with the tapered end first.
See
Figure 34.
3.
Obtain four 1 ⁄
4
-20 x 1 ⁄
2
" socket
head bolts and have the necessary
tools handy for their installation.
4.
Slide the spring into the valve
inside the bore. Insert the spring guide
into the spring. See
Figure 35.
5.
Push on the spring guide to
compress the spring until the spring
guide flange is seated against the
pressure chamber. See
Figure 36.
Install the four 1 ⁄ 4 -20 x 1 ⁄ 2 " bolts to
hold the spring guide. Make sure to
have at least two bolts (opposite
corners) installed before releasing the
spring guide to avoid damage to the
components or personal injury. Torque
the
1 ⁄
4
" bolts to 5-7 ft-lbs. Note: This
step is much easier with two people.
6.
Apply liquid Teflon to the 1 ⁄ 2 " NPT
threads of the 1 ⁄ 2 " NPT x -10 AN 90º
fitting.
7.
Install the 1 ⁄ 2 " NPT x -10 AN 90º
fitting into the spring guide. Tighten
the fitting leaving the -10 end facing
straight back. See
Figure 37
8.
Assemble the -10 hose with the
straight hose end on one end and the
90º hose end on the other to route
Section 8
SHUTTLE VALVE INSTALLATION
Figure 33