Manual

ManualsBrandsS&S Cycle ManualsFor motorcyclesSuper Stock and Special Application Crankcases for 1936-99 Big Twin Engines

 

 See Pictures 5 & 6.

 

 

 





 

 



 

NOTES:

Plug Hole D with 50-8331 ⁄-27 pipe plug if primary belt drive is used.



Hole D and tting 31-2019 may be used to return top end oil in engines equipped with external oil return lines. Connect oil return lines from front and 

rear cylinder heads with “T” tting. Install tting S&S® 31-2019 in hole D and route remaining line from “T” to this tting. Breather gear will draw oil from

heads into gear case where oil pump can return it to oil tank.

 

 See Pictures 3, 4, 5 & 6.

 

 







 

 See Line Drawing, item 33

 



 



Oil on tires or brakes may cause loss of control of motorcycle resulting in serious injury to operator and others.

 



NOTE: Installation of 31-2020 tting may not be possible on chassis with mechanical rear brakes due to clearance problems.



 

 See Picture 10.

 

WARNING

Picture 10