A complete advance unit kit updated with needle bearings for long life. The Twin Power™ Needle Bearing Advance Kit is a top quality advance unit with needle bearings at the advance weight pivot. It provides long term advance unit reliability. It can also be used to replace electronic ignition on 79-03 XL and L78-99 Big Twin.

This Part Fits:

Year	Make	Model	Submodel
1971-1978	Harley-Davidson	FX Super Glide	Base
1974-1978	Harley-Davidson	FXE Super Glide	Base
1977-1978	Harley-Davidson	FXS Low Rider	Base
1971-1978	Harley-Davidson	XLCH	Base
1977-1978	Harley-Davidson	XLCR Cafe Racer	Base
1977-1978	Harley-Davidson	XLT	Base