Rivera Primo Shovel & Iron Xl Evo Big Twin & Twin Cam Models - Manual (Page 4)

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FIGURE 17 FIGURE 17A
Install the air cleaner backing plate onto the carburetor with
the gasket and 4 each 5/16-18 x 1/2” hex head screws with
4 each 5/16” star washers and tighten.
NOTE: Use one drop of red threadlocker on each bolt !
(SEE FIGURE 17 & 17A)
FIGURE 18 FIGURE 18A FIGURE 18B
Install the remaining black breather hose onto the black hose connector and push the hose connector thru the rubber grommet
in the air cleaner backing plate.
Cut the black breather hose and install it onto the top end breather.
NOTE: Make sure that there are NO KINKS in the top end breather hose.
(SEE FIGURE 18, 18A & 18B)
Install air cleaner and tighten
(SEE FIGURE 19)
FIGURE 19
Reinstall & fill the fuel tank per O.E. manual.
NOTE: On bikes with vacuum operated fuel valves there is a vacuum port on the bottom of the intake
manifold which can also be used on EVO Engines with V.O.E.S.
NOTE: If vacuum port is not used it must be sealed-off to prevent air leaks.
Check over all your work to make sure nothing was overlooked.
Reconnect the battery, start & warm engine. Then adjust carburetor per tuning manual.
SU Instructions 1108-0001_SU Instructions 1108-0001.qxd 10/4/12 10:13 AM Page 4