S&S Cycle Late Model Fuel Injected Motorcycles User Manual

Page 2

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INSTALLATION FOR BIG TWIN
1- Remove stock air cleaner cover and backplate assembly, retain stock gasket between backplate and throttle body.

NOTE: If stock gasket is torn or damaged, a new gasket should be sourced before continuing the installation process.

2- Install head breather assembly as shown in Picture 1 from left to right. Leave breather bolts loose at this time.

3- To install the adapter plate, first place the stock gasket on followed by adapter plate as shown in Picture 4. Fasten using the three slotted head

screws with pre-applied blue treadlock and tighten to 6 ft-lbs. The orientation of the adapter should be with the counter bored holes facing
outward and hose fittings at the four and eight o’clock positions as shown in Picture 5 on the next page.

Picture 1

Picture 2

Picture 4

Picture 3

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