Product description
If your original pulley has been loose it may have worn the surface the of the crankshaft to the point where it is undersized. Putting a standard new pulley on may not fix this problem because it will still be loose. This split pulley will solve the problem. There is a allen headed set screw that tightens the pulley up on the worn crankshaft. Has raised edges to prevent belt for slipped off.
T-Ford 1920-27
Diameter: 3-3/4"
OEM: T-3963-RE