S&S, idle mixture screw. Late o-ring style - 971454 Inner diameter steel bung: 29

Inner diameter steel bung: 29 mm

5 inch by moving the lower shock mounts lower and further backwards

Ribbed or Knuck-style camcovers and ribbed primary covers

5" (19cm) pullback x 8" (20

Compatible with stock 114 engines

S&S, idle mixture screw. Late o-ring style - 971454 Inner diameter steel bung: 29With o ring (late style E G) Fits late style Super E, G carbs only. Note: Never overtighten idle mixture screws in E and G carburetors. It is very easy to damage the angled idle mixture screw seat in soft aluminum carburetor housing. This is very hard or impossible to repair. It can result in irregular idling. Note: The early style (approx. pre 2013) mixture screw (MCS 977815) is not interchangeable with the late style (approx. 2013 up) mixture screw